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Synology Drive vs QNAP Qsync: catalog facts
Synology Drive	QNAP Qsync
Free Included free for Synology NAS owners; it requires Synology hardware.	Free Provided by QNAP for use with its NAS devices, which must be bought separately.
Windows, macOS, Android, iOS, Web, Self-hosted	Windows, macOS
Keeps files on your own NAS instead of a public cloud Desktop sync and backup plus mobile apps	Real-time sync across computers, mobile devices and the NAS Keeps files on your own hardware instead of a public cloud
Only runs on Synology NAS hardware Closed source	Requires a QNAP NAS Mac backup is still in beta
Downloadable app, Self-hosted	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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.