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Unmark vs Clipdrop: catalog facts
Unmark	Clipdrop
Free Free and open source under the GPL-3.0-or-later licence.	Free Core tools such as background removal are free according to the site FAQ.
Android	Web
Works fully offline with no uploads No bundled AI model, so the app stays small	Many single-purpose image tools in one place Background removal, cleanup, uncrop and upscale
Simple fill algorithm may struggle with complex backgrounds Android only	Images are processed online Each tool does one job, with no layered editing
Downloadable app	Web application
Open source	Closed source
License: GPL-3.0-or-later	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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