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Head-to-head · Freelance Invoicing Software

FreeAgent vs Invoice Ninja

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score FreeAgent #5 in Freelance Invoicing Software 8.6/10 Free plan · paid from £10/mo · 30-day trial Free planFree trial✓ 4 of 5 features Visit FreeAgent
Invoice Ninja #6 in Freelance Invoicing Software 8.3/10 Free plan · paid from $14/user/mo Free plan✓ 1 of 5 features Visit Invoice Ninja

FreeAgent leads on 0 checks, Invoice Ninja on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFreeAgent · 8.6/10
  • Free planboth
  • Free trialonly FreeAgent
  • Most featuresFreeAgent · 4 of 5

FreeAgent scores higher on our rubric for freelance invoicing software: 8.6 against 8.3 out of 10; our editors rank them #5 and #6.

FreeAgent is the better fit for UK freelancers needing accounting and tax tools. Invoice Ninja is the better fit for freelancers who want flexible free or self-hosted invoicing.

  • FreeAgent fits best

    UK freelancers needing accounting and tax tools

  • Invoice Ninja fits best

    Freelancers who want flexible free or self-hosted invoicing

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature FreeAgent 8.6/10 Visit ↗ Invoice Ninja 8.3/10 Visit ↗
At a glance
Editor score 8.6 8.3
Ranking #5 in Freelance Invoicing Software #6 in Freelance Invoicing Software
Best for UK freelancers needing accounting and tax tools Freelancers who want flexible free or self-hosted invoicing
Pricing model Free plan + paid Free plan + paid
Starting price Free plan · paid from £10/mo · 30-day trial Free plan · paid from $14/user/mo
Free plan ✓ ✓
Free trial 30 days —
Deployment Cloud, Mobile Cloud, Desktop, Mobile, Self-hosted
Platforms Web, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Integrations 8 integrations 12 integrations
Features FreeAgent 4/5 · Invoice Ninja 1/5
Recurring invoices ✓ ✓
Online payments ✓ (best) Not checked yet
Time tracking ✓ (best) Not checked yet
Expense tracking ✓ (best) Not checked yet
Client portal Not checked yet Not checked yet
Specs
Mobile apps Ios and android Not checked yet
Our review
Pros
  • Automates invoice reminders and supports recurring billing
  • Combines time, expenses, projects, bank feeds and reports
  • Submits VAT and Self Assessment returns directly to HMRC
  • Free plan includes recurring invoices, auto-billing, and online payment gateways
  • Pro adds unlimited clients and invoices, reminders, reports, and REST API access
  • Hosted apps, self-hosting, and integrations including Stripe, PayPal, and Zapier
Cons
  • Free plan eligibility depends on specified banking relationships
  • Paid monthly plans range from £10 to £33, excluding VAT
  • No dedicated native client portal
  • Free plan is limited to 5 clients
  • Advanced functions such as bank sync and PEPPOL access require Enterprise
  • Many options across hosted and self-hosted editions may take time to evaluate
Our verdict

FreeAgent is online accounting software for freelancers, contractors and small businesses, with invoicing at its core and tools for managing the work around it. Users can send invoices with automated payment reminders, set up recurring…

Read the review →

Invoice Ninja is invoicing and payment software for freelancers, contractors, consultants, agencies, and small businesses. It covers creating and sending invoices and quotes, collecting online payments through connected gateways, recurring…

Read the review →
  1. FreeAgentFreelance Invoicing Software 8.6Free plan · paid from £10/mo · 30-day trial
  2. Invoice NinjaFreelance Invoicing Software 8.3Free plan · paid from $14/user/mo

Strengths and trade-offs

  • FreeAgent — where it wins

    • Automates invoice reminders and supports recurring billing
    • Combines time, expenses, projects, bank feeds and reports
    • Submits VAT and Self Assessment returns directly to HMRC

    Where it doesn't

    • Free plan eligibility depends on specified banking relationships
    • Paid monthly plans range from £10 to £33, excluding VAT
    • No dedicated native client portal

  • Invoice Ninja — where it wins

    • Free plan includes recurring invoices, auto-billing, and online payment gateways
    • Pro adds unlimited clients and invoices, reminders, reports, and REST API access
    • Hosted apps, self-hosting, and integrations including Stripe, PayPal, and Zapier

    Where it doesn't

    • Free plan is limited to 5 clients
    • Advanced functions such as bank sync and PEPPOL access require Enterprise
    • Many options across hosted and self-hosted editions may take time to evaluate
  • FreeAgent8.6/10 · Free plan · paid from £10/mo · 30-day trial

    A UK-focused invoicing and accounting package with tax workflows and mobile apps.

    Visit FreeAgentFull verdict →
  • Invoice Ninja8.3/10 · Free plan · paid from $14/user/mo

    Flexible invoicing with a free tier, payment tools, and hosted or self-hosted options.

    Visit Invoice NinjaFull verdict →

More comparisons

All freelance invoicing software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update