Accounting Software vs Hiring an Accountant: Which Do You Need?
For most founders, the answer is both, in the right combination. We explain what each does, when you need them, and the best options for UK small businesses.

For most early-stage founders, the answer isn't accounting software or an accountant, it's both, in the right combination. Accounting software handles your day-to-day bookkeeping; an accountant handles compliance, tax planning, and advice. This guide explains what each does, when you need them, and how to choose the right tools at your stage of business.
The false choice most founders face
When new founders ask "should I get accounting software or hire an accountant?" they're usually framing it as either/or. It rarely is. The more useful question is: what financial tasks need doing, and which ones require human judgement versus which can be automated?
Accounting software excels at the repetitive, rule-based work: recording transactions, categorising expenses, reconciling bank feeds, generating invoices, and producing management reports. An accountant provides expertise, interpretation, and accountability: preparing statutory accounts, filing Corporation Tax returns correctly, identifying tax planning opportunities, and advising on complex decisions.
Most efficiently run small limited companies use cloud accounting software for day-to-day operations and an accountant for year-end compliance and strategic advice.
What accounting software does well
Connects to your business bank account and categorises transactions automatically
Generates professional invoices and tracks outstanding payments
Produces real-time reports (profit and loss, cashflow, aged debtors)
Manages Making Tax Digital (MTD) compliant VAT returns
Tracks mileage and expenses via mobile app
Generates payroll calculations (with payroll add-ons)
Produces year-end reports that your accountant can use directly
Cost: Typically £15-£60/month depending on plan and provider.
Best for: Day-to-day financial management, VAT returns, invoicing, and giving you a real-time view of how your business is performing.
What a qualified accountant does well
Prepares statutory annual accounts in the required format (FRS 105/102 compliant)
Files Corporation Tax return (CT600) with supporting computations
Advises on the most tax-efficient salary and dividend structure for directors
Identifies allowable expenses and tax relief you might miss
Handles HMRC correspondence and enquiries
Advises on R&D tax credits, SEIS/EIS, and other schemes
Provides financially credible projections for funding applications
Manages IR35 assessments for contractors
Cost: £500–£2,500+/year for a basic limited company package; more for complex situations.
Best for: Year-end compliance, tax advice, complex situations, and decisions where getting it wrong has real consequences.
Comparing popular UK accounting software options
Software | Starting price/month | Best for | MTD compliant |
Xero | ~£16 | Growing companies, strong integrations | Yes |
QuickBooks Online | ~£14 | Versatile; popular with accountants | Yes |
FreeAgent | ~£19 (free with some banks) | Freelancers and small Ltd companies | Yes |
Sage Accounting | ~£15 | Traditional businesses; good payroll | Yes |
Countingup | From £3 | Sole traders; basic bookkeeping | Yes |
Prices are approximate and change frequently. FreeAgent is often included free with NatWest/Mettle or RBS business banking.
Explore foundrs app to see our best accounting software deals
The combination that works for most founders
The most cost-effective and efficient setup for most early-stage limited companies looks like this:
Cloud accounting software from day one, for bank reconciliation, invoicing, expense tracking, and VAT returns
A qualified accountant annually, for year-end accounts, Corporation Tax return, and tax planning
Optional: an online accountancy platform (Crunch, Gorilla, etc.), for a fixed monthly fee covering both software and accounting support, which can be cost-effective for simple businesses
This combination typically costs less than a full bookkeeping and accounting service, while ensuring both accurate records and compliant filing.
When software alone isn't enough
Accounting software is powerful, but it has limits. You should involve an accountant (not just software) when:
You're filing your company's statutory accounts for the first time
You have a Director's Loan Account with a balance owed to or from the company
You're approaching or have exceeded the VAT threshold
You're taking on employees and setting up payroll and pension auto-enrolment
You receive an HMRC notice or enquiry letter
You're making a significant investment decision with tax implications
You're setting up a salary and dividend structure for directors [INTERNAL LINK: when do founders need an accountant]
Online accountancy platforms: a middle ground
Several UK companies offer fixed-price monthly accountancy packages that bundle software and professional accounting support together. These include Crunch, Gorilla Accounting, Dext (previously Receipt Bank), and Countingup. They're typically cheaper than a traditional accountant for simple situations and offer more structured support than software alone. The trade-off is less personalised advice, you're generally working with a team rather than a dedicated individual accountant.