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Bigjpg vs Real-ESRGAN: catalog facts
Bigjpg	Real-ESRGAN
Freemium Free to try, with paid plans for faster and larger enlargements.	Free Free and open source under the BSD-3-Clause license.
Android, iOS, Web	Windows, macOS, Linux, Command line
Up to 16x enlargement Tuned for illustrations and anime-style art	Dedicated model variants tuned for anime versus photo content BSD-licensed and widely reused inside other tools and GUIs
Large enlargements are slower without a paid plan Images are processed on the vendor's servers	Core project is a command-line library rather than a polished GUI app No repository update reflected since mid-2024
Downloadable app, Web application	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: BSD-3-Clause
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 22, 2026

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