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SnapOtter vs ImgCompress: catalog facts
SnapOtter	ImgCompress
Free Free and open source under the AGPL-3.0 licence; sponsorship is optional.	Free Free and open source under the GPL-3.0 licence.
Web, Self-hosted	Web, Self-hosted
More than 200 tools across image, video, audio and PDF Local AI for OCR, transcription and background removal	Handles more than 70 input formats including HEIC and RAW Local AI background removal with no cloud uploads
Default admin/admin login must be changed after install AI tools need capable hardware, ideally a GPU	Requires Docker AI background removal runs on CPU, which may be slow on weak hardware
Self-hosted	Self-hosted
Open source	Open source
License: AGPL-3.0	License: GPL-3.0
Account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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