Invoice Ninja is a free, open-source solution for invoicing and billing customers. With Invoice Ninja, you can easily build and send beautiful invoices from any device that has access to the web.
Cost / License
- Freemium (Subscription)
- Open Source
Application types
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Cloudron
- Mac
- Linux
- Flathub
- Windows






























































Time is tracked under real tasks (we use Trello), so we have a "traceability" and see the total time spent on task [by different team members during task life cycle]. It is useful benefit for project mgmt and retrospectives.