Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Android
- F-Droid


Rom Patcher JS is described as 'An IPS/UPS/APS/BPS/RUP/PPF/xdelta ROM patcher made in HTML5' and is an app in the file management category. There are five alternatives to Rom Patcher JS for Windows, Linux, Android, F-Droid and Mac. The best Rom Patcher JS alternative is UniPatcher, which is both free and Open Source. Other great apps like Rom Patcher JS are Floating IPS, Delta Patcher, Lunar IPS and lazy-ips.


Floating IPS (or Flips) is a patcher for IPS and BPS files, aiming for a simple interface yet plenty of power under the hood.


Delta Patcher is a tool that is able to create and apply xdelta patches. It supports more options than the frontends for the xdelta library, such as compression level and checksum verification. It is written in C++ and is entirely self-contained.


