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UpscaylImgUpscaler
Free

Free and open source under the AGPL. There is no paid tier and no per-image cost.

 Freemium

Free to start, with paid web plans for batch processing; the Upscal apps are licensed…

Windows, macOS, Linux Web
  • Runs entirely on your own machine, so no images are uploaded anywhere
  • Batch processing for whole folders
  • 2x and 4x upscaling in the browser
  • Supports JPG, PNG, WebP and AVIF
  • Needs a Vulkan-compatible GPU; the project warns many integrated chips will not work
  • Slow on weaker hardware, and memory-hungry on large images
  • Web subscription does not include the desktop or mobile apps
  • Batch processing requires payment
Downloadable app Web application
Open source Closed source
License: AGPL-3.0 License not stated
No account needed Not stated if an account is needed
Works offline Needs internet

Checked September 21, 2026

Checked October 1, 2026

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