Best Invoicing Software for UK Small Business 2026

/ 02

How we picked

Our ranking uses these criteria — the things that actually matter to a UK small business, not vanity feature counts:

• • Price
• • Making Tax Digital (MTD) ready
• • Ease of use
• • Payment integrations
• • Reporting

/ 03

#1 · Xero

Best overall for UK small businesses. Pricing: From £16/month.

Best for: Any UK SMB serious about its books.

• • Pros: MTD ready, Great accountant network, Solid mobile app, Huge integration library
• • Cons: Not the cheapest, Some features gated to higher tiers

/ 04

#2 · FreeAgent

Best for sole traders and freelancers. Pricing: Free with NatWest / £19/month.

Best for: Freelancers, contractors and sole traders.

• • Pros: Free for NatWest business customers, Built for UK freelancers, MTD ready, Great UX
• • Cons: Less powerful than Xero at scale

/ 05

#3 · QuickBooks

Best for growing product businesses. Pricing: From £14/month.

Best for: Product businesses, retailers and multi-employee SMBs.

• • Pros: Strong inventory features, MTD ready, Good reporting, Wide accountant support
• • Cons: UI can feel dated, Support quality varies

/ 06

#4 · Wave

Best free option. Pricing: Free (fees on payments).

Best for: Side hustles and freelancers not yet VAT-registered.

• • Pros: Genuinely free, Unlimited invoicing, Clean interface
• • Cons: Not MTD certified in the UK, Limited UK support

/ 07

#5 · Zoho Invoice

Best free alternative with real features. Pricing: Free.

Best for: Solo founders sending under 20 invoices/month.

• • Pros: Free forever, Well-designed, Multi-currency, Ties into Zoho ecosystem
• • Cons: Not full accounting, MTD needs Zoho Books upgrade

/ 08

Our winner

Xero for most UK businesses. FreeAgent if you bank with NatWest. QuickBooks for stock-heavy shops.

Every business is different — the "best" tool depends on your specific setup, budget, and where you're headed. If you want a second opinion for your own context, we're around.

/ FAQs

Common questions