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AB Download Manager vs File Centipede: catalog facts
AB Download Manager	File Centipede
Free Free and open source, supported by donations.	Freemium Free edition available; a premium edition is sold on the website.
Windows, macOS, Linux, Browser extension	Windows, Linux, Browser extension
Multi-connection downloads Queues with a built-in scheduler	Downloads, torrents, FTP, WebDAV and SSH in one app Browser extensions for Firefox, Edge and Chrome
Community support mainly through Telegram and GitHub Younger project than long-established download managers	No macOS build Releases have slowed, with the last in December 2024
Downloadable app, Browser extension	Downloadable app, Browser extension
Open source	Closed 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.