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QNAP QTS vs Synology DiskStation Manager: catalog facts
QNAP QTS	Synology DiskStation Manager
Freemium Included with QNAP NAS hardware; some apps and services are paid add-ons.	Freemium Included with Synology NAS hardware; a few services require separate licenses.
Linux, Self-hosted	Linux, Self-hosted
Wide app catalog through the QNAP App Center for expanding NAS functionality Built-in Container Station and virtualization support for running extra services	Polished, consistent web interface across the entire Synology hardware lineup Large package center covering backup, media, sync, and surveillance apps
Only runs on QNAP's own hardware, unlike open NAS operating systems ext4 base lacks the snapshot and dedupe depth of QNAP's ZFS-based QuTS hero	Only runs on Synology's own hardware, unlike open NAS operating systems Some advanced features are gated behind specific higher-end models
Self-hosted	Self-hosted
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 22, 2026	Official website Full listing and sources Checked September 22, 2026

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