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JDownloader vs Allavsoft: catalog facts
JDownloader	Allavsoft
Free Free to download and use.	Paid Free trial; the full version was listed at $19.99, down from $29.99.
Windows, macOS, Linux	Windows, macOS
Plugin support for a large number of hosting and video sites Browser integration and link capture	Batch downloads of video, music and subtitles Converts to many audio and video formats
Plugins can break when a site changes and need updates Requires Java	Paid after the trial Closed source
Downloadable app	Downloadable app
Open source	Closed source
License not stated	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 23, 2026	Official website Full listing and sources Checked October 1, 2026

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