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Final2x vs ON1 Resize AI: catalog facts
Final2x	ON1 Resize AI
Free Free to download, with source published on GitHub.	Paid Paid software with a free trial.
Windows, macOS, Linux	Windows, macOS
Runs on Windows, macOS and Linux Image upscaling runs locally	Enlarges photos up to 10x Combines AI upscaling with fractal-based enlargement
Upscaling speed depends on local hardware The project moved repositories, so older links point to the previous location	Paid, closed-source software Focused on enlargement only, not general editing
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 26, 2026

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