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ImageMagick vs FastStone Photo Resizer: catalog facts
ImageMagick	FastStone Photo Resizer
Free Free and open source under the ImageMagick licence, an Apache 2.0 style licence.	Free Free for personal and educational use.
Windows, macOS, Linux, Command line	Windows
Over 200 formats, with conversion, resizing, compositing and effects from one command APIs for most programming languages as well as the command line	Batch conversion and renaming in one tool Reads HEIC and WebP
The project advises creating and validating a security policy before use, especially with untrusted files Its format handling has been a repeated source of security vulnerabilities	Windows only Free licence covers personal and educational use only
Downloadable app	Downloadable app
Open source	Closed source
License: ImageMagick	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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