Xero vs FreeAgent

Xero and FreeAgent are both accounting apps in the GasStack directory. This page compares them using only what's in our listings: prices copied from each vendor's pricing page on the date shown, plus the features and trial details we recorded. Where we don't have a fact, we say so rather than guess.

Last checked 20 Oct 2026. Neither vendor has paid to appear here or to be ranked.

Side by side

XeroFreeAgent
Starting price from £18/mofrom £19/mo
Price details (from the vendor page) Ignite £18/mo; Grow £39; Comprehensive £55; Ultimate £70 (ex VAT). Page showed 90% off for the first 6 months.Sole trader £19/mo; limited company £33/mo (ex VAT). Page showed 50% off for the first 6 months.
Free plan NoNo
Free trial Offer instead of trial at time of check30 days
Suits sole trader, small firmsole trader, small firm
Trades gas, heating, plumbinggas, heating, plumbing
Certificates in our feature list Not in our feature list. Ask the vendor.Not in our feature list. Ask the vendor.
Price checked 20 Oct 202620 Oct 2026
Listed features
  • Bank feeds and reconciliation
  • Invoices and quotes
  • CIS returns add-on
  • MTD-compatible
  • MTD-compatible
  • Invoicing and expenses
  • Self Assessment filing
  • CIS support
Price sourceXero pricing pageFreeAgent pricing page

Which to pick

Built from the table above, not from hands-on testing. We haven't used either product on real jobs.

Pick Xero if…

  • you want the lower starting price: Xero starts with from £18/mo, FreeAgent from £19/mo (both checked on the vendors' pricing pages). That's the cheapest plan each shows, so compare the plan you'd actually use.
  • you need any of these, which are in our feature list for Xero: Bank feeds and reconciliation; Invoices and quotes; CIS returns add-on. (FreeAgent may offer some of them too; our list isn't exhaustive.)

Visit Xero

Pick FreeAgent if…

  • you need any of these, which are in our feature list for FreeAgent: Invoicing and expenses; Self Assessment filing; CIS support. (Xero may offer some of them too; our list isn't exhaustive.)

Visit FreeAgent

Before you choose

Which is cheaper, Xero or FreeAgent?

Xero has the lower starting price: Xero starts with from £18/mo and FreeAgent from £19/mo, as shown on the vendors' pricing pages (checked 20 Oct 2026).

Does Xero or FreeAgent have a free plan?

Xero: no, per its pricing page. FreeAgent: no, per its pricing page.

More comparisons

Prices are as shown on each vendor's own pricing page on the date shown, usually excluding VAT, and can change. Always check before you buy. Spotted something wrong? Report a correction.

Get the weekly "What changed" email

One short email a week: price changes, new tools, and one rule or warranty change that matters to gas, heating and plumbing engineers. Free. Unsubscribe any time.

Plus a free starter pack when you confirm: van stock checklist, service reminder templates and a late payment letter (PDF). What's in it

You'll get one email asking you to confirm (double opt-in). Nothing else is sent until you click it. It's free, it's weekly, and you can unsubscribe at any time with the link in every email. Emails are sent by Kit, our newsletter provider.