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Invoice NinjaBilly
Freemium

Free plan available, with paid plans that carry a 30-day money-back guarantee.

 Paid

Sold through the Mac App Store and the developer's site; the homepage does not state a…

Linux, Web macOS
  • Supports many payment gateways for one-click client payments
  • Recurring invoices and auto-billing
  • EN 16931 and XRechnung compliant e-invoices
  • Data saved in open JSON files
  • Hosted service requires an account
  • Some features are reserved for paid plans
  • macOS only
  • Focused on invoicing rather than full accounting
Downloadable app, Hosted service Downloadable app
Open source Closed source
License: AAL License not stated
Account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.