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Paint.NET vs PhotoDemon: catalog facts
Paint.NET	PhotoDemon
Free The Classic release from getpaint.net is free for personal, academic, commercial…	Free Free and open source.
Windows	Windows
Layers, unlimited undo, special effects and a tool set that covers most everyday editing Free for commercial and business use, not just personal use	Portable, runs from a USB stick without installing Opens PSD, PSP and XCF files
Windows only and closed source The Microsoft Store copy costs money; the free copy is the one from the website	Windows only Mainly a single-developer project
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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