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Seal vs MeTube: catalog facts
Seal	MeTube
Free Free and open source.	Free Free to self-host from the public repository.
Android	Web, Self-hosted
Uses yt-dlp, so it works with many video sites Can save audio only as well as full video	Supports YouTube and dozens of other sites through yt-dlp Downloads video, audio, captions and thumbnails
Android only Not distributed through Google Play according to the research	Needs a server running Docker Site support depends on yt-dlp keeping up with site changes
Downloadable app	Self-hosted
Open source	Closed source
License: GPL-3.0	License not stated
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 23, 2026

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