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ExifEraser vs MAT2: catalog facts
ExifEraser	MAT2
Free Free to download from its public repository.	Free Free and open source under the LGPL.
Android	macOS, Linux, Command line
Needs no Android permissions Focused on one task: removing image metadata	Wide format coverage from one tool, usable as a library or CLI Included by default in Tails, so it is well exercised
In maintenance mode with no significant new features planned Android only	Some formats can only be cleaned by re-encoding, which loses quality Command-line first; graphical use depends on file manager extensions
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: LGPL-3.0
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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