Small Business Accounting Software UK: What to Compare

By ETaxFlow UK Tax Team • 25 September 2026 • 8 min read

The right accounting software for a UK small business keeps you compliant with HMRC without extra admin. Here is what to compare before you commit — and how ETaxFlow fits.

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Check the current figures on GOV.UK

Rates, thresholds and deadlines below are correct at the time of writing. HMRC and other authorities update them regularly, so confirm the current figures on the official website or with your adviser before you file or pay. This guide is general information, not tax advice.

What to Compare

CriterionWhy it mattersWhat to check
Making Tax Digital VATVAT-registered businesses must keep digital records and file through compatible softwareDoes it prepare MTD-ready VAT data from your ledger and support your VAT scheme?
Corporation TaxLimited companies pay 19% to 25% with marginal reliefDoes it estimate your liability during the year and give your accountant a workpaper?
PAYE payroll and RTIEmployers must report to HMRC on or before each paydayIs payroll included, or a separate paid product?
Invoice captureManual entry of supplier bills is slow and error-proneCan it read PDFs, photos and spreadsheets and suggest coding?
Bank reconciliationReconciled accounts make VAT and year-end fasterDoes it import statements and match transactions?
Multi-currencyForeign customers and suppliers need FX handlingIs GBP the base currency with automatic FX gain and loss?
Pricing modelAdd-ons and per-user charges change the real costWhat is included at each plan, and how many users?
Migration and supportSwitching should not cost you a monthDoes the vendor import your data and help with set-up?

Where ETaxFlow Fits

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Questions to Ask Any Vendor

Switching Checklist

StepWhat to do
1. Choose a cut-over dateStart of a VAT period or month is cleanest
2. Export current dataChart of accounts, opening balances, customers, suppliers and open invoices
3. Import and reconcileCheck the trial balance matches your old system
4. Connect the bankReconcile the first month before going live
5. Move payrollStart at the beginning of a tax month with year-to-date figures
6. Brief your accountantShare access and the cut-over report

UK Accounting — FAQs

The best choice is the one that covers your obligations in one system: MTD-ready VAT, Corporation Tax or self-employed tax, payroll with RTI if you have staff, and easy bank reconciliation.

If you are VAT-registered, yes. Digital records and submission through compatible software have applied to all VAT-registered businesses since April 2022.

Yes. ETaxFlow includes PAYE payroll with RTI submission to HMRC, with journals posted to the ledger.

Yes. GBP is the base currency, with multi-currency support for USD, EUR and others at invoice-date rates.

Most small businesses can move over in a few days, depending on data quality and whether payroll moves at the same time.

Try ETaxFlow Free for 3 Days

No credit card required. Bring a month of transactions and see it working.

Start Your Free Trial → ETaxFlow for UK Businesses