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File Centipede vs AB Download Manager: catalog facts
File Centipede	AB Download Manager
Freemium Free edition available; a premium edition is sold on the website.	Free Free and open source, supported by donations.
Windows, Linux, Browser extension	Windows, macOS, Linux, Browser extension
Downloads, torrents, FTP, WebDAV and SSH in one app Browser extensions for Firefox, Edge and Chrome	Multi-connection downloads Queues with a built-in scheduler
No macOS build Releases have slowed, with the last in December 2024	Community support mainly through Telegram and GitHub Younger project than long-established download managers
Downloadable app, Browser extension	Downloadable app, Browser extension
Closed source	Open source
License not stated	License not stated
No account needed	No account 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 September 23, 2026

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