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Nextcloud vs Syncthing: catalog facts
NextcloudSyncthing
Freemium

The server and clients are free and open source. Nextcloud GmbH sells enterprise support…

Free

Free software; the Syncthing Foundation is funded by donations. There is no storage cost…

Windows, macOS, Linux, Android, iOS, Self-hosted, Web Windows, macOS, Linux, Command line, Self-hosted
  • Your storage limit is your own disk, and your data never leaves it
  • Desktop client supports virtual files, so a big library costs no local space
  • No central server: none of your data is stored anywhere except on your own computers
  • All traffic is TLS encrypted with perfect forward secrecy, and every device is authenticated by certificate
  • You run the server, which means updates, backups and certificates are yours
  • Major version upgrades are known for needing careful reading
  • The official Android app was archived in December 2024; Android users rely on a community fork
  • Both devices must be online at the same time for changes to move
Self-hosted, Downloadable app Downloadable app, Self-hosted
Open source Open source
License: GPL-2.0 License: MPL-2.0
No account needed No account needed
Works offline Works offline

Checked September 21, 2026

Checked September 20, 2026

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