Compare software

waifu2x SnowshellFinal2x
Free

Free and open source under the MIT licence.

 Free

Free to download, with source published on GitHub.

Windows Windows, macOS, Linux
  • One interface for waifu2x, Real-CUGAN and Real-ESRGAN
  • Drag and drop of multiple files or folders
  • Runs on Windows, macOS and Linux
  • Image upscaling runs locally
  • Windows x64 only
  • Depends on the separate upscaler engines for results
  • Upscaling speed depends on local hardware
  • The project moved repositories, so older links point to the previous location
Downloadable app Downloadable app
Open source Open source
License: MIT License not stated
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

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