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Head-to-head · Freelance Invoicing Software

FreeAgent vs Billdu

  • 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 · 30-day trial Free planFree trial✓ 4 of 5 features Visit FreeAgent
Billdu #7 in Freelance Invoicing Software 8.3/10 7-day trial Free trial✓ 2 of 5 features Visit Billdu

FreeAgent leads on 1 check, Billdu on 0, and 4 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 planonly FreeAgent
  • Free trialboth
  • 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 #7.

FreeAgent offers free plan; Billdu doesn't.

FreeAgent is the better fit for UK freelancers needing accounting and tax tools. Billdu is the better fit for freelancers needing multilingual invoices and payments.

  • FreeAgent fits best

    UK freelancers needing accounting and tax tools

  • Billdu fits best

    Freelancers needing multilingual invoices and payments

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. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature FreeAgent 8.6/10 Visit ↗ Billdu 8.3/10 Visit ↗
At a glance
Editor score 8.6 8.3
Ranking #5 in Freelance Invoicing Software #7 in Freelance Invoicing Software
Best for UK freelancers needing accounting and tax tools Freelancers needing multilingual invoices and payments
Pricing model Free plan + paid Paid
Starting price £10/mo $4.99/mo
Free plan ✓ (best) —
Free trial 30 days 7 days
Free trial length 30 days 7 days
Deployment Cloud, Mobile Cloud, Mobile
Platforms Web, iOS, Android Web, iOS, Android
Integrations 8 integrations 3 integrations
Features FreeAgent 4/5 · Billdu 2/5
Recurring invoices ✓ ✓
Online payments ✓ ✓
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
  • Lite includes unlimited invoices and expense tracking.
  • Invoices support multiple currencies and languages.
  • Stripe, PayPal and Xero integrations connect payments and accounting.
Cons
  • Free plan eligibility depends on specified banking relationships
  • Paid monthly plans range from £10 to £33, excluding VAT
  • No dedicated native client portal
  • Lite is limited to 10 clients.
  • Recurring invoices and API access require Premium.
  • There is no free plan; the trial lasts 7 days.
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 →

Billdu is invoicing software for freelancers, contractors and small businesses that need to create and send invoices, track expenses and accept online payments. Its web app and iOS and Android apps support work across devices, while…

Read the review →
  1. FreeAgentFreelance Invoicing Software 8.6Free plan · 30-day trial
  2. BillduFreelance Invoicing Software 8.37-day trial

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
  • Billdu — where it wins

    • Lite includes unlimited invoices and expense tracking.
    • Invoices support multiple currencies and languages.
    • Stripe, PayPal and Xero integrations connect payments and accounting.

    Where it doesn't

    • Lite is limited to 10 clients.
    • Recurring invoices and API access require Premium.
    • There is no free plan; the trial lasts 7 days.
  • FreeAgent8.6/10 · Free plan · 30-day trial

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

    Visit FreeAgentFull verdict →
  • Billdu8.3/10 · 7-day trial

    Billdu pairs invoicing, estimates and online payments with annual plans from $4.99 per month.

    Visit BillduFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update