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Quotation & Invoicing Software

Quotation to GST Invoice, One Linked Chain

The gap between 'quoted' and 'paid' is where margins leak: unversioned quotes, untracked changes, deposits in one file and invoices in another. We build the whole commercial chain as one system, quote, approval, deposit, delivery, GST invoice, credit note, statement.

Custom enterprise resource planning (ERP) software, built for Singapore SMEs. From $3.5k onwards.

DRAFT → SENT1Quotation Builder2Online Acceptance3Deposits & Progressive BillingGST 9%TOTALSigned electronicallyAccepted onlineSynced to accountingQuotation & Invoicing Software

Where Singapore SMEs feel stuck

Most off-the-shelf ERP software is built for someone else's workflow. We design around yours.

Quotes are rebuilt from old ones

Copy-paste quoting spreads yesterday's prices and errors into tomorrow's commitments.

Revisions overwrite history

When the client says 'but you quoted X', there is no version trail to answer with.

Deposits and finals drift apart

What was quoted, what changed, what was deposited and what is still owed live in different documents.

Month-end statements are handmade

Finance rebuilds each client's position from fragments every month.

What we build into your ERP

Pick the modules that match how your team actually works. Everything connects to a single source of truth.

Quotation Builder

Line-item libraries, pricing rules and margins, client-ready PDFs, versioned revisions.

Online Acceptance

Clients accept on a link, acceptance is timestamped and the job is born from the accepted version.

Deposits & Progressive Billing

Milestone billing plans with reminders, part-payments and running balances.

GST Invoicing

IRAS-aligned GST invoices, credit notes and receipts, numbered and audit-ready.

Statements & Aging

Client statements and receivables aging generated, not assembled.

Xero Sync

Invoices and payments sync to Xero or your accounting tool, so the books agree without re-keying.

How we deliver

STEP 1

Map the current flow

We sit with the people doing the work today and document how it really happens, including the workarounds.

STEP 2

Build and ship

A working first version in weeks, wired to your real data, refined with the team using it.

STEP 3

Extend and connect

The module grows into neighbouring workflows or plugs into the rest of your ERP. You own everything we build.

Quoting in Word and Excel Versus a Quote System

Documents assembled by hand

  • Last quote copied and edited, carrying old rates
  • Margin discovered after the job is won
  • Version confusion between revisions two and three
  • Discounts agreed verbally with no record
  • Accepted quote retyped into a job and an invoice
  • Follow-up depends on somebody remembering
  • Only the author fully understands the file
  • Reporting on win rate is impossible
  • Every quote takes the same 45 minutes
  • Templates drift apart across the team

A quotation system

  • Priced from a maintained line item library
  • Cost and margin visible per line before sending
  • Numbered revisions with changes visible
  • Approval thresholds enforced by role
  • Accepted quote becomes the job and the invoice
  • Follow-up scheduled automatically at send
  • Any team member can produce a correct quote
  • Win rate and lost reasons reported
  • Assembly measured in minutes, not an hour
  • One template, centrally maintained

Quoting Calculators

Margin, markup and what a late-paying customer actually costs you, on your own numbers.

Your numbers
S$
S$
Result
Gross profit
S$40.00
Profit margin
Profit as a share of the selling price
40.00%
Markup
Profit as a share of the cost
66.67%

Margin and markup are not the same number and confusing them is how businesses quietly underprice. A 50% markup on a S$60 cost gives a S$90 price, which is only a 33.3% margin.

Your numbers
S$
%
Result
Selling price
S$90.00
Gross profit
S$30.00
Resulting margin
Always lower than the markup
33.33%
Price including 9% GST
If you are GST-registered
S$98.10

Markup is applied to cost; margin is measured against the selling price. To hit a target margin, divide the cost by (1 − margin), not by (1 + margin).

Your numbers
S$
%

Whatever your contract or terms state

days
S$
Result
Interest accrued
S$49.32
Daily interest
What each further day of delay costs you
S$1.10
Late fee
S$0.00
Total now payable
S$5,049.32

Singapore has no statutory late-payment interest rate for ordinary commercial debts, so you can only charge interest your contract or stated terms provide for. Put the rate on your quotation and your invoice, before the debt goes bad.

Every figure stays in your browser: nothing is submitted. See all free tools

What Slow Quoting Costs

Illustrative arithmetic for a Singapore SME issuing 40 quotes a month. Substitute your own figures.

A quotation with clean line items and a visible margin indicator

The time per quote

At 45 minutes to assemble a quote from old files, 40 a month is 30 hours: most of a working week, every month.

  • 40 quotes x 45 minutes = 30 hours
  • 360 hours a year on assembly
  • Usually your most senior person

The cost of that time

At a loaded S$40 an hour, 30 hours a month is S$1,200, or about S$14,400 a year rebuilding documents that mostly repeat.

  • 30 x S$40 = S$1,200 a month
  • Roughly S$14,400 a year
  • Grows with volume

The margin leak

Copy-and-paste carries last year's rates forward. A 2% slip on S$1,000,000 quoted is S$20,000 of margin.

  • Old rates copied silently
  • Cost increases not reflected
  • Nobody checks margin before sending

The follow-up that never happens

Quotes sent and never chased are the cheapest lost revenue there is, because the work to win them is already done.

  • No reminder after the first send
  • Nobody owns the chase
  • Lost to silence, not to price

What a system removes

Assembly and recall. Templates plus a line item library mean a quote is configured, not written, with margin checked before it leaves.

  • Priced from a maintained library
  • Margin shown per line
  • Follow-up scheduled at send

The payback shape

Against a first module from about S$3,500, halving assembly time is roughly S$7,000 a year before any margin recovered.

  • First module from about S$3,500
  • Half of S$14,400 reclaimed
  • Margin protection on top

What Separates a Quote System From a Template

Templates speed up typing. A quotation system changes what happens after the quote is sent.

A quote passing through an approval step before it is sent

A maintained line item library

Rates live in one place and update everywhere, so last year's price cannot reach this year's quote.

  • One library, many quotes
  • Rate changes propagate
  • Descriptions stay consistent

Margin visible before sending

Cost and margin per line while the quote is built, not after the job is won.

  • Cost against price per line
  • Blended margin on the total
  • Warning below a floor you set

Versions that make sense

Revision three is obviously current, and what changed is visible.

  • Numbered revisions, not filenames
  • Change shown against the previous
  • Superseded versions retained

Approval before it leaves

Discounts past a threshold route for sign-off instead of being agreed verbally.

  • Threshold rules by role
  • Audit trail on approvals
  • No surprise discounts at invoicing

Acceptance that flows onward

An accepted quote becomes the job and then the invoice without anyone retyping lines.

  • Quote becomes job or project
  • Invoice from the same lines
  • Nothing rekeyed

Follow-up built in

The system reminds the owner so the chase happens regardless of memory.

  • Reminders scheduled at send
  • Pipeline status visible
  • Won and lost reasons captured

Quoting by Industry

The engine is the same; what has to be right differs by trade.

A quote becoming a job and then an invoice without retyping

Interior design and renovation

Scope priced by room or phase, with the design fee separated from build cost.

  • Priced by room or by phase
  • Design fee separated
  • Sign-off captured per revision

Construction and contractors

Priced from a reusable BOQ library so the won quote becomes the project budget.

  • BOQ library reused across tenders
  • Won quote becomes the budget
  • Variations tracked against original

Corporate gifts

Unit pricing by quantity break with customisation costed per line.

  • Quantity breaks applied automatically
  • Customisation priced per line
  • Supplier lead time shown

Professional services

Rate cards by role and seniority, with scope and exclusions stated explicitly.

  • Rates by role and seniority
  • Exclusions stated, not implied
  • Retainer or project pricing

Equipment and distribution

Configurations priced from a parts library with margin checked before sending.

  • Configured from a parts library
  • Margin checked pre-send
  • Lead times per line

Custom software

Scope broken into modules with assumptions listed so change is visible later.

  • Modules priced individually
  • Assumptions listed explicitly
  • Fixed quote after discovery

From Accepted Quote to Paid Invoice

The half of quoting that most tools ignore, and where the time is actually lost.

Acceptance recorded, not assumed

A dated acceptance, whether by signature or by reply, is what turns a quote into a commitment you can act on.

  • Acceptance captured with a date
  • E-signature where the client expects it
  • No ambiguity about which version was agreed

The quote becomes the job

Accepted lines become the work order or project budget without anyone retyping them.

  • Same lines, no rekeying
  • Budget set from the agreed price
  • Scope visible to whoever delivers

Variations against the original

Changes after acceptance are recorded against the agreed baseline, so the final invoice is defensible.

  • Variation priced and dated
  • Client approval captured
  • Baseline updated, history retained

Invoice raised from the same lines

Progress or final invoicing draws on the agreed lines, with GST applied correctly per item.

  • Invoice from the agreed lines
  • GST correct per line
  • Partial billing where the contract allows

Payment status visible

Whoever quoted can see whether it was paid, without asking finance.

  • Status on the same record
  • Overdue surfaced automatically
  • Chasing drafted from the invoice

Win and loss recorded

Reasons captured at close are what make next quarter's pricing better than this quarter's guess.

  • Won and lost reasons captured
  • Win rate by type and by owner
  • Pricing informed by evidence

Budgeting the Project Properly

Illustrative arithmetic so you can build a board paper rather than react to a quote. Substitute your own figures throughout.

Phase one, the proving module

Budget S$3,500 to S$12,000 for one workflow solved end to end, live in 4 to 8 weeks on a fixed quote.

  • S$3,500 entry, fixed after review
  • 4 to 8 weeks to live
  • One workflow, fully solved

Phase two, the department

Once phase one is in daily use, a departmental build covering 3 to 4 linked workflows typically runs S$25,000 to S$60,000.

  • 3 to 4 linked workflows
  • S$25,000 to S$60,000 typical
  • Scoped from evidence

Phase three, the operation

A full operation is a six-figure programme across 12 to 18 months, phased so each stage proves itself.

  • 12 to 18 months, phased
  • Each phase funds the next
  • No big-bang go-live

Internal time to reserve

Budget 8 to 15 hours of your team's time per module for interviews, testing and training.

  • 8 to 15 hours per module
  • Across 6 to 8 weeks
  • Mostly the person doing the work

Running cost after go-live

Hosting commonly runs S$50 to S$300 a month at cost on your own account, plus optional care by scale.

  • S$600 to S$3,600 a year
  • Billed at cost
  • Care quoted by scale

The comparison to run

A 20-seat licence at S$120 a month is S$28,800 a year, or S$144,000 over five years before implementation.

  • 20 x S$120 x 12 = S$28,800
  • S$144,000 over 5 years
  • Compare 5-year totals

Grant treatment

EDG can support up to 50% of qualifying costs for eligible local SMEs on reimbursement, applied for before the project starts. PSG does not cover custom work.

  • Up to 50% of qualifying cost
  • Reimbursement basis
  • Apply before starting
  • Confirm with Enterprise Singapore

Common Questions About Quoting Systems

The questions that come up in almost every first conversation.

Will it work with our existing templates

Yes. Your quote layout is rebuilt as a template so what the client receives looks like what they already recognise.

  • Your layout, your branding
  • Client sees no change
  • PDF and e-signature supported

Can different people quote different things

Yes, with rate visibility and approval thresholds set by role so a junior can quote safely.

  • Rates by role
  • Approval thresholds enforced
  • Audit trail on every quote

What about quotes we send in a hurry

Templates make the fast quote the correct quote, which is the point: speed should not cost accuracy.

  • Configured, not written
  • Correct rates by default
  • Margin checked before sending

Does it handle revisions properly

Yes: numbered revisions with changes visible, and superseded versions retained rather than overwritten.

  • Numbered revisions
  • Changes visible against previous
  • History retained

Can we see win rates

Yes, by type, by owner and by value, with lost reasons captured at close so pricing improves on evidence.

  • Win rate by type and owner
  • Lost reasons captured
  • Pricing informed by data

How long to build

A focused quoting module is commonly live in 4 to 8 weeks on a fixed quote after the workflow review.

  • 4 to 8 weeks typical
  • Fixed quote after review
  • From about S$3,500

Implementation, Week by Week

Illustrative sequencing for a first module. Dates slip, but the order rarely should.

Week 1: watch the work

We sit with the people doing the job and follow one real case end to end, recording every handoff.

  • 2 to 3 hours of observation
  • The doer, not the manager
  • One real case, start to finish
  • Handoffs written down

Week 2: agree scope and fix the quote

Scope comes from what we watched, and the quote is fixed with assumptions written down.

  • Scope from observation
  • Fixed quote issued
  • Assumptions listed
  • Out-of-scope named

Weeks 3 to 5: build and show weekly

Working screens with your own data every week rather than a demo at the end.

  • Weekly working build
  • Your data, not samples
  • Feedback folded in weekly
  • No big reveal

Week 6: parallel run

New system and old process both run one full cycle, outputs compared rather than trusted.

  • One cycle in parallel
  • Outputs compared
  • Rollback available
  • Confidence earned

Week 7: train by role

Short sessions per role on live records, with a follow-up after the first real week.

  • 30 to 60 minutes per role
  • Their own records
  • Follow-up after week one
  • Written quick reference

Week 8: go live and measure

Switch over, then measure the pain you started with so module two is argued from evidence.

  • Measure the original pain
  • Compare to baseline
  • Decide module two on evidence
  • No expansion without adoption

Quoting: Glossary of Terms

Plain-English definitions of the terms that appear in every vendor conversation.

ERP

Enterprise resource planning: one system holding the records that several departments share, so a customer, job or stock item exists once rather than in five files.

  • One record, many departments
  • Replaces reconciliation with a shared source
  • Scope is a choice, not all-or-nothing

Module

A functional area such as quoting, stock or payroll. A custom build means choosing three or four rather than buying twelve.

  • Buy or build only what you use
  • Modules share one data model
  • Added when the last one is adopted

Master data

The reference records everything else points at: customers, suppliers, products, staff, cost codes.

  • Cleaned once, maintained forever
  • Duplicates here corrupt every report
  • Owned by a named person

Transactional data

The events: quotes, orders, receipts, invoices, payments, timesheets. Volume grows daily; master data does not.

  • Grows with trading volume
  • Immutable once posted
  • Corrections by reversal, not edit

Source of truth

The system everyone agrees to believe when two numbers disagree. Naming it is a management decision, not a technical one.

  • Named explicitly, in writing
  • Other systems reconcile to it
  • Ambiguity here causes most disputes

Integration

A connection letting two systems exchange records automatically instead of by export and import.

  • API or scheduled file exchange
  • Direction matters: push, pull or both
  • Failure handling is the hard part

API

An interface letting software talk to software. If a vendor has none, every future connection is manual.

  • Ask before you buy
  • REST is the common standard
  • Rate limits and auth are the details

Audit trail

The record of who changed what and when. The difference between an explanation and an argument.

  • Every change attributed
  • Retained, not overwritten
  • Required for most audits

Role-based access

Permissions granted by job function rather than by trust, so leavers are offboarded in one action.

  • Permission by role, not person
  • Sensitive screens hidden
  • Revoked centrally

Cost code

The label that puts a cost against the job, department or project it belongs to.

  • Applied at purchase, not month end
  • Drives job profitability
  • Kept short and stable

Committed cost

Money promised but not yet invoiced, usually at purchase order. The figure spreadsheets almost never capture.

  • Visible at PO, not at invoice
  • Early warning on overruns
  • Distinct from actual cost

Reconciliation

Checking two records agree. Most of it exists because data was entered twice.

  • Symptom of duplicate entry
  • Removed by integration
  • Never fully eliminated

Data migration

Moving existing records into the new system, usually the longest and least glamorous task.

  • Cleaning is the larger half
  • Archive rather than import everything
  • Agree a cutoff date

Parallel run

Operating old and new together for one cycle so outputs can be compared before switching.

  • One full cycle minimum
  • Compare, do not assume
  • Rollback stays available

Go-live

The point the new system becomes the record. Best done one module at a time.

  • Never on a Friday
  • One module, not twelve
  • Support present for week one

User acceptance testing

The client testing that the system does what was agreed, using real scenarios rather than a script.

  • Real cases, not happy paths
  • Done by the people who will use it
  • Sign-off before go-live

Change request

Work outside the agreed scope. Named and priced openly so it does not become an argument.

  • Written, not verbal
  • Priced before it is built
  • Scope baseline retained

Technical debt

Shortcuts that make the next change slower. Sometimes worth taking deliberately, never worth taking silently.

  • Recorded when taken
  • Repaid before it compounds
  • Invisible debt is the dangerous kind

Uptime

The share of time the system is available. Ask what it is measured against and who reports it.

  • Measured, not promised
  • Excludes planned maintenance
  • Meaningless without monitoring

Backup and restore

Copies of your data, and the tested ability to bring them back. Only the second one matters.

  • Automated and frequent
  • Restore actually tested
  • Recovery time measured

SSO

Single sign-on: one login across systems, so access is granted and revoked in one place.

  • Central control of access
  • Faster offboarding
  • Fewer shared passwords

Two-factor authentication

A second proof of identity beyond the password. The cheapest security improvement available.

  • Enabled for all admin users
  • App-based beats SMS
  • Recovery codes stored safely

PDPA

Singapore's Personal Data Protection Act, governing how personal data is collected, used and kept.

  • Applies to staff and customer data
  • Consent and purpose matter
  • Breach obligations exist

GST

Goods and services tax, applied per line with the correct category. Errors here are a filing problem.

  • Category per product, not per invoice
  • Tax invoice timing matters
  • Credit notes must reverse cleanly

Peppol

The international network standard behind structured e-invoicing, used by InvoiceNow in Singapore.

  • Documents routed, not emailed
  • Validated before acceptance
  • Each participant has an identifier

CPF

Central Provident Fund: statutory contributions varying by age band and residency status.

  • Rates change; confirm with CPF Board
  • PR rates step up over two years
  • Computed by the payroll run

SDL

Skills Development Levy, payable on top of CPF and computed in the same run.

  • Applies alongside CPF
  • Part of the payroll computation
  • Not an optional extra

EDG

Enterprise Development Grant: supports up to 50% of qualifying costs for eligible local SMEs, on reimbursement.

  • Custom builds may qualify
  • Apply before the project starts
  • Confirm with Enterprise Singapore

PSG

Productivity Solutions Grant, which funds pre-approved packaged solutions rather than custom work.

  • Packaged solutions only
  • Custom builds do not qualify
  • Check the approved list first

SaaS

Software as a service: rented software, priced per user per month, hosted by the vendor.

  • Recurring, not one-off
  • Cost scales with headcount
  • Vendor owns the roadmap

On-premise

Software running on a server you own and maintain, with the costs and control that implies.

  • Hardware refresh every 4 to 5 years
  • You own patching and backups
  • Full control of the data

Total cost of ownership

Licence plus implementation plus migration plus training plus upgrades, over five years rather than one.

  • Five years, not monthly
  • Include internal time
  • The only fair comparison

Vendor lock-in

The cost of leaving. Measured by whether you can export your data and who owns the code.

  • Ask about export before buying
  • Code ownership in writing
  • Proprietary formats are the trap

Scalability

Whether the system copes as volume grows, and what it costs when it does.

  • Load versus headcount pricing
  • Test at 3x current volume
  • Ask what breaks first

Workflow

The sequence of steps and approvals a piece of work passes through, and who owns each.

  • Mapped before it is built
  • Handoffs are where cost hides
  • Encoded once, applied always

Approval threshold

The value above which something needs a second person to agree. Enforced by the system rather than by habit.

  • Set by role and by value
  • Auditable
  • Prevents surprise discounts

Dashboard

A live view of the numbers management asks for, computed from records rather than assembled monthly.

  • Live, not monthly
  • Same data the team uses
  • Few numbers, chosen deliberately

Reporting period

The window a report covers. Agreeing it prevents two people producing different truths.

  • Defined and consistent
  • Cutoff time stated
  • Comparable period on period

Prerendering

Serving fully-formed HTML so crawlers and AI assistants read the content without running JavaScript.

  • Content visible without JS
  • Faster first paint
  • Essential for search visibility

Agentic automation

Software that acts on records rather than only reporting on them, with human approval on anything consequential.

  • Acts, not just reports
  • Approval gates on money and messages
  • Only as good as the data

Quoting: The Numbers, Collected

Illustrative Singapore figures in one place. Substitute your own throughout.

Typical first module

S$3,500 to S$12,000, live in 4 to 8 weeks on a fixed quote after the workflow review.

  • S$3,500 entry point
  • 4 to 8 weeks to live
  • Fixed after review

Typical departmental build

S$25,000 to S$60,000 covering 3 to 4 linked workflows once the first module is adopted.

  • 3 to 4 workflows
  • S$25,000 to S$60,000
  • Scoped on evidence

Typical full programme

Six figures across 12 to 18 months, phased so each stage proves itself before the next.

  • 12 to 18 months
  • Phased, not big bang
  • Each stage funds the next

Hosting

S$50 to S$300 a month for an SME system, billed at cost on your own account.

  • S$600 to S$3,600 a year
  • Billed at cost
  • Scales on load, not headcount

Licence comparison

20 seats at S$120 a month is S$28,800 a year, or S$144,000 over five years before implementation.

  • 20 x S$120 x 12 = S$28,800
  • S$144,000 over 5 years
  • Plus implementation

Implementation on a licence

Commonly 50% to 150% of first-year licence. Below 30% usually means scope is excluded.

  • 50% to 150% typical
  • Below 30% is a warning
  • Migration often separate

Data migration

S$3,000 to S$15,000 depending on record count and how clean the data is.

  • S$3,000 to S$15,000
  • Cleaning is the larger half
  • Archive rather than import all

Training

2 to 5 days is typical. Fewer than 2 usually makes adoption your problem.

  • 2 to 5 days
  • Per role, not per company
  • Follow-up after week one

Your internal time

8 to 15 hours per module for interviews, testing and training. The line most plans omit.

  • 8 to 15 hours per module
  • Across 6 to 8 weeks
  • Mostly the person doing the work

Admin hire comparison

A back-office hire in Singapore costs roughly S$3,000 to S$4,500 a month before CPF and overheads.

  • S$36,000 to S$54,000 a year
  • Plus CPF and overheads
  • Plus recruitment and cover

Hours reclaimed

A workflow costing 20 hours a month is about 240 hours a year, or S$7,200 at a loaded S$30 an hour.

  • 20 hours a month
  • 240 hours a year
  • About S$7,200

EDG support

Up to 50% of qualifying costs for eligible local SMEs, on reimbursement, applied for before starting.

  • Up to 50%
  • Reimbursement basis
  • Apply before starting
  • Confirm with Enterprise Singapore

Quoting: The Buyer's Checklist

Fifteen questions worth asking any vendor, including us.

Ask for the five-year total

Licence times sixty months plus implementation, migration and training. One number, comparable across vendors.

  • 60 months, not one
  • All one-off costs included
  • Written, not verbal

Ask who owns the code

This single answer determines whether you can ever leave.

  • Ownership in writing
  • Repository access
  • Another developer could take over

Ask about data export

A system you cannot export from is a system you cannot leave.

  • Full export on demand
  • Readable formats
  • Scheduled exports you control

Ask what happens in week one

A vendor who starts with observation is scoping from your problem, not their product.

  • Who they interview
  • Whether they walk a real job
  • What they hand back

Ask what they will refuse to build

A vendor who says yes to everything has not understood the problem.

  • Where they recommend off-the-shelf
  • What they push back on
  • Out of scope on principle

Ask to see it running

Screenshots are not a system. Ask for a populated live environment.

  • Live, not slides
  • Populated, not empty states
  • Someone using it

Ask about the second module

The first is a project; the second tests whether the architecture extends.

  • Shared data model
  • What clients added later
  • How long it took

Ask for the support commitment in hours

Response time in hours, business days defined, escalation path named.

  • Hours, not adjectives
  • Business days defined
  • Named escalation

Ask who maintains statutory logic

CPF, GST and e-invoicing rules change. Someone must own keeping them current.

  • Named owner
  • In the contract
  • Update mechanism stated

Ask about the parallel run

One full cycle with both systems live is what turns confidence into evidence.

  • One cycle minimum
  • Outputs compared
  • Rollback available

Ask what training is included

Two to five days by role, with a follow-up after real use begins.

  • Days stated
  • Per role
  • Follow-up included

Ask how change requests are priced

Scope will change. How that is handled is worth agreeing before it happens.

  • Priced openly
  • Baseline retained
  • Written approval

Ask for a reference you choose

Not the reference they offer. One you pick from their portfolio.

  • You pick, not them
  • Same size and sector
  • Ask what went wrong

Ask what the system will not do

Every system has limits. A vendor who names them is a vendor who understands theirs.

  • Named limits
  • Workarounds explained
  • No magic claims

Ask about hosting and who is billed

Hosting billed at cost to your account avoids a reseller margin you cannot see.

  • Billed to you at cost
  • Your account, your access
  • No hidden margin

Quoting: Cost by Company Size

Illustrative Singapore arithmetic at four sizes.

Company of 5 to 10 staff

A first module lands at S$3,500 to S$8,000. Licence alternatives at 8 seats and S$120 a month are S$11,520 a year, so the build repays inside 12 months at this size.

  • Build: S$3,500 to S$8,000 once
  • Licence: 8 x S$120 x 12 = S$11,520 a year
  • 5 years licence: S$57,600
  • Break-even under 12 months

Company of 10 to 25 staff

A departmental build of S$25,000 to S$40,000 against 20 seats at S$120, which is S$28,800 a year and S$144,000 over five.

  • Build: S$25,000 to S$40,000
  • Licence: S$28,800 a year
  • 5 years licence: S$144,000
  • Break-even in 12 to 18 months

Company of 25 to 60 staff

A build of S$40,000 to S$90,000 against 45 seats at S$120, which is S$64,800 a year and S$324,000 over five.

  • Build: S$40,000 to S$90,000
  • Licence: S$64,800 a year
  • 5 years licence: S$324,000
  • The per-seat gap widens fastest here

Company above 60 staff

Six-figure programmes on both sides. The deciding factor stops being price and becomes whether your process is your advantage.

  • Both routes six figures
  • Process specificity decides
  • Phase over 12 to 18 months

Adding 10 staff

On a licence at S$120 a seat that is S$14,400 more a year, every year. On a build it is S$0.

  • Licence: +S$14,400 a year
  • Build: +S$0
  • Compounds over five years

Opening a second location

Licences multiply by seats again. A build extends at the cost of the work, not the headcount.

  • Licence scales with people
  • Build scales with scope
  • Second site often needs little new code

The 5-year totals side by side

20 seats: roughly S$144,000 licence-only against S$25,000 to S$60,000 built, before implementation on the licence side.

  • Licence S$144,000 over 5 years
  • Build S$25,000 to S$60,000
  • Plus S$20,000 to S$50,000 implementation on licence

What we would still recommend buying

Accounting. Xero and its peers are cheap, well maintained and statutory-current. We integrate rather than rebuild.

  • Keep your accounting system
  • Integrate, do not replace
  • Book of record stays put

Hosting either way

S$50 to S$300 a month at cost. Not a differentiator, but it should be billed to your account rather than marked up.

  • S$600 to S$3,600 a year
  • At cost, your account
  • No reseller margin

Grant impact on the comparison

EDG at up to 50% of qualifying costs changes the build side materially. It does not apply to packaged licences.

  • Up to 50% of qualifying cost
  • Reimbursement basis
  • Custom builds may qualify
  • Confirm with Enterprise Singapore

The number nobody quotes

Your own team's time: 8 to 15 hours per module either way. Include it or the comparison is not honest.

  • 8 to 15 hours per module
  • Applies to both routes
  • Usually your best people

What changes the answer fastest

Headcount growth and how non-standard your process is. Everything else is second order.

  • Growth rate first
  • Process specificity second
  • Everything else is noise

Quoting: More Questions We Are Asked

The second tier of questions.

Do we have to replace everything at once

No, and you should not. One module, adopted, beats four half-built. Everything else keeps running.

  • One workflow first
  • Existing tools stay
  • Integrate rather than replace

What if we outgrow it

A build extends at the cost of the work. That is the argument for owning the code rather than renting seats.

  • Extended, not replaced
  • Your priority order
  • No tier upgrade pricing

How do you handle our data

It stays in a database you own, in a region you choose, exportable in full at any time.

  • Your database, your region
  • Full export on demand
  • Access documented and auditable

What if the project stalls

Fixed scope, fixed quote and weekly working builds mean a stall is visible in week three, not month six.

  • Weekly working build
  • Visible early
  • Fixed scope baseline

Can our own developer take it over

Yes. Standard stack, documented handover, and the repository is yours.

  • Standard technologies
  • Handover documentation
  • Repository ownership

What ongoing cost should we budget

Hosting at cost plus optional care quoted by scale. No per-seat component at all.

  • Hosting S$600 to S$3,600 a year
  • Care optional
  • No per-seat fee

How do you price changes after go-live

Openly, against the written scope baseline, with approval before anything is built.

  • Priced before built
  • Baseline retained
  • Written approval

What happens if we stop working with you

You keep the code, the data and the hosting accounts. That is the point of ownership.

  • Code and data yours
  • Hosting on your accounts
  • Another developer can continue

Do you work with our existing accountant

Yes, and we usually ask to. They know where the numbers have to land.

  • Accountant involved early
  • Statutory treatment confirmed
  • Reports built to their format

How do we measure whether it worked

Against the hours you measured before we started. That is why we measure them in week one.

  • Baseline measured first
  • Same measure after
  • Module two argued from it

Quoting by Industry in Singapore

Twelve sectors and what quoting has to get right in each.

Construction and contracting

BOQ-driven quoting, progress claims with retention, subcontractor certification and site capture. Retention at 5% on a S$1.2m contract is S$60,000 held, half typically released at completion.

  • 5% retention on S$1.2m = S$60,000
  • Claims roll forward from last certified
  • Back-charges netted before payment
  • Site capture on a tablet

Dental and medical clinics

Appointments, practitioner rosters, procedure libraries and recall cycles, with patient data handled carefully and kept out of anything it need not touch.

  • Chair utilisation visible daily
  • Recalls generated, not remembered
  • Procedure pricing consistent
  • PDPA obligations respected

Interior design and renovation

Quote by scope or by room, cost against budget per project, and a long supplier tail with lead times that drive the site programme.

  • Design fee separated from build
  • Supplier lead time against programme
  • Client sign-off per stage
  • Variations priced before work

Trading and distribution

Multi-location stock, tiered customer pricing and purchasing across currencies with landed cost including freight and duty.

  • Landed cost, not supplier price
  • Price tiers applied automatically
  • Transfers between locations recorded
  • Backorders visible to sales

F&B and catering

Recipe costing, event orders, delivery scheduling and counter sales, with ingredient batches tracked to expiry.

  • Food cost per dish from purchases
  • Events separated from counter sales
  • Batch tracked to expiry
  • Wastage attributed per outlet

Aesthetics, spa and wellness

Prepaid packages drawn down accurately, memberships renewed before lapse, and therapist commission computed from the same sale record.

  • Packages drawn down correctly
  • Cross-outlet redemption
  • Commission from the sale record
  • Membership renewal surfaced early

Insurance agencies

Client books, policy renewals, commission reconciliation against insurer statements and advisory records retained for compliance.

  • Renewals surfaced weeks ahead
  • Commission reconciled to statements
  • Advisory records retrievable
  • Client book by adviser

Specialty retail

POS tied to the same stock and customer records, with loyalty attached to the customer rather than the receipt.

  • Stock truth across outlets
  • Loyalty on the customer
  • Outlet comparison on one screen
  • Variants as real SKUs

Corporate gifting and fulfilment

Stock reserved against confirmed orders, customisation status per line, and supplier lead times against promised delivery dates.

  • Reserved on confirmation
  • Customisation status per line
  • Lead time against promise date
  • Sample stock separate

Professional and consulting services

Rate cards by role, time recorded against engagements, and billing that follows delivery rather than memory.

  • Rates by role and seniority
  • Time against engagement
  • Billing follows delivery
  • Utilisation visible

Logistics and 3PL

Job scheduling, proof of delivery capture, and billing that reflects what was actually moved.

  • POD captured at the door
  • Billing from actual movements
  • Driver schedule against capacity
  • Exceptions surfaced same day

Education and enrichment

Enrolment, class scheduling, attendance and fee collection cycles that repeat every term.

  • Enrolment to invoice in one flow
  • Attendance recorded, not reconstructed
  • Term billing automated
  • Capacity per class visible

Quoting: Risks Worth Naming

The ways a quoting rollout goes wrong, and the guard against each.

Templates drift again

Without one owner the library fragments back into personal copies within months.

  • One named library owner
  • Changes reviewed
  • Personal copies retired

Margin floors ignored

A floor that can be overridden silently is not a floor.

  • Override requires approval
  • Logged and reviewed
  • Threshold by role

Follow-up still manual

If reminders are not scheduled at send, the chase depends on memory again.

  • Scheduled at send
  • Owner assigned
  • Escalation after N days

Trusted by teams across Singapore

Brands that trust Digital 9 Labs, including IDC, AIA, Great Eastern, Prudential, SingHealth Polyclinics, BNI, MINDEF, National Heritage Board, Twin City Endodontics, Essential Block and Launch Media Labs

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Frequently asked questions

What SME teams usually want to know before they commit to a custom ERP or workflow system.