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Real-ESRGAN vs Aiarty Image Enhancer: catalog facts
Real-ESRGAN	Aiarty Image Enhancer
Free Free and open source under the BSD-3-Clause license.	Paid Commercial desktop software; the research does not list prices.
Windows, macOS, Linux, Command line	Windows, macOS
Dedicated model variants tuned for anime versus photo content BSD-licensed and widely reused inside other tools and GUIs	Processing runs locally, so images are not uploaded Denoise, deblur, sharpen and upscale in one tool
Core project is a command-line library rather than a polished GUI app No repository update reflected since mid-2024	Closed-source commercial software No Linux or mobile version
Downloadable app, Self-hosted	Downloadable app
Open source	Closed source
License: BSD-3-Clause	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 26, 2026

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