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Head-to-head · Freelance Invoicing Software

Wave vs Billdu

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Wave #3 in Freelance Invoicing Software 9.0/10 Free plan Free plan✓ 3 of 5 features Visit Wave
Billdu #7 in Freelance Invoicing Software 8.3/10 7-day trial Free trial✓ 2 of 5 features Visit Billdu

Wave leads on 1 check, Billdu on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreWave · 9.0/10
  • Free planonly Wave
  • Free trialonly Billdu
  • Most featuresWave · 3 of 5

Wave scores higher on our rubric for freelance invoicing software: 9.0 against 8.3 out of 10; our editors rank them #3 and #7.

Wave offers free plan; Billdu doesn't.

Wave is the better fit for low-cost invoicing and bookkeeping. Billdu is the better fit for freelancers needing multilingual invoices and payments.

  • Wave fits best

    Low-cost invoicing and bookkeeping

  • 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 Wave 9.0/10 Visit ↗ Billdu 8.3/10 Visit ↗
At a glance
Editor score 9.0 8.3
Ranking #3 in Freelance Invoicing Software #7 in Freelance Invoicing Software
Best for Low-cost invoicing and bookkeeping Freelancers needing multilingual invoices and payments
Pricing model Free plan + paid Paid
Starting price $190/yr $4.99/mo
Free plan ✓ (best) —
Free trial — 7 days
Deployment Cloud, Mobile Cloud, Mobile
Platforms Web, iOS, Android Web, iOS, Android
Integrations 1 integrations 3 integrations
Features Wave 3/5 · Billdu 2/5
Recurring invoices ✓ ✓
Online payments ✓ ✓
Time tracking Not checked yet 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
  • Starter includes unlimited estimates, invoices, bills, and bookkeeping records.
  • Create recurring invoices and accept online credit-card or bank payments.
  • Pro adds bank imports, expense tracking, receipt capture, and payment reminders.
  • Lite includes unlimited invoices and expense tracking.
  • Invoices support multiple currencies and languages.
  • Stripe, PayPal and Xero integrations connect payments and accounting.
Cons
  • Online payments are optional and carry transaction fees.
  • The listed integration is limited to Plaid.
  • The reviewed product details do not include time tracking or a dedicated 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

Wave combines invoicing with bookkeeping for small-business owners, including freelancers and contractors. It supports creating and sending invoices and estimates, tracking customers and payments, accepting online payments, and maintaining…

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. WaveFreelance Invoicing Software 9.0Free plan
  2. BillduFreelance Invoicing Software 8.37-day trial

Strengths and trade-offs

  • Wave — where it wins

    • Starter includes unlimited estimates, invoices, bills, and bookkeeping records.
    • Create recurring invoices and accept online credit-card or bank payments.
    • Pro adds bank imports, expense tracking, receipt capture, and payment reminders.

    Where it doesn't

    • Online payments are optional and carry transaction fees.
    • The listed integration is limited to Plaid.
    • The reviewed product details do not include time tracking or a dedicated 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.
  • Wave9.0/10 · Free plan

    Free invoicing with paid automation for payments, bank transactions, and expenses.

    Visit WaveFull 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

All freelance invoicing software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update