GNU Taler is a privacy-preserving payment system. Customers can stay anonymous, but merchants can not hide their income through payments with GNU Taler. This helps to avoid tax evasion and money laundering.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application type
Platforms
- Android
- Self-Hosted
- Google Chrome
- Opera
- Mozilla Firefox
- F-Droid






















































SecurionPay's API was recognized as one of the world's best payment APIs and, even though they work with European-based companies, they provide payments in 160 currencies, so it's easy to run business globally. Also, they have a plenty of conversion-boosting features and awesome anti-fraud system with machine learning, non-invasive 3D Secure, blacklisting, etc.