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Synology Drive vs Dropbox: catalog facts
Synology Drive	Dropbox
Free Included free for Synology NAS owners; it requires Synology hardware.	Freemium A small free tier is available. More storage and features require a paid plan.
Windows, macOS, Android, iOS, Web, Self-hosted	Windows, macOS, Linux, Android, iOS, Web
Keeps files on your own NAS instead of a public cloud Desktop sync and backup plus mobile apps	The most mature and reliable sync engine, with clients everywhere Smart sync keeps large libraries usable on small disks
Only runs on Synology NAS hardware Closed source	The free tier is only a few gigabytes and caps linked devices Files are stored unencrypted from the provider's point of view
Downloadable app, Self-hosted	Downloadable app, Hosted service
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	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 22, 2026

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