- 1 min read


On this page

Invoice Ninja offers an all-inclusive invoicing and payment processing solution, tailored to meet the needs of freelancers and business owners. This open-source software equips its users with an array of tools to effectively manage billing, payments, expense tracking, proposal creation, and time-tasking.

Invoice Ninja - Create. Send. Get Paid.
Invoice Ninja was built to serve freelancers and business owners with a complete suite of invoicing & payment tools to advance your business.


Key features include comprehensive invoicing options that allow users to personalize the design of their invoices, set up automatic recurring billing cycles, send automated late-payment reminders, and even include e-signature or 'approve terms' checkboxes for their client's convenience.

The software also supports various online payment methods including credit cards, ACH transfers, PayPal among others. It provides the flexibility of accepting retainers, deposits or partial payments. Users are notified through emails when clients view or pay invoices. Each client's payment history and viewing records can be conveniently tracked. Additionally, Invoice Ninja promotes secure transactions through its client-side portal with robust security measures.

With 7208 GitHub stars and the latest commit on 2023-07-27 the project looks healthy.