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Seal vs Tumblr Downloader: catalog facts
Seal	Tumblr Downloader
Free Free and open source.	Free Free and open source under the MIT licence.
Android	Android
Uses yt-dlp, so it works with many video sites Can save audio only as well as full video	Downloads both images and videos from a single post link Detects Tumblr links on the clipboard automatically
Android only Not distributed through Google Play according to the research	Works only with Tumblr Depends on Tumblr's site staying compatible
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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