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Upscayl vs Imglarger: catalog facts
Upscayl	Imglarger
Free Free and open source under the AGPL. There is no paid tier and no per-image cost.	Freemium Basic editing and conversion tools are free; AI plan details were not in the research.
Windows, macOS, Linux	Web
Runs entirely on your own machine, so no images are uploaded anywhere Batch processing for whole folders	Enlarges images up to 8x Outpainting to extend or uncrop backgrounds
Needs a Vulkan-compatible GPU; the project warns many integrated chips will not work Slow on weaker hardware, and memory-hungry on large images	Images are uploaded for processing Limits and prices for the AI tools were not confirmed in the research
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
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 26, 2026

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