QNAP Qsync

Qsync is QNAP’s NAS-centered file synchronization service. It connects QNAP NAS storage with Windows, macOS, Ubuntu, Android, and iOS devices.

The service uses Qsync Central on the NAS, Qsync Client on desktop systems, and mobile applications for phone and tablet access. A QNAP NAS with QTS or QuTS hero is required for the central storage component.

Qsync supports personal file access, shared folders, team folders, remote work, endpoint backup, and private-cloud file sharing. It is designed for organizations that want centralized storage without relying entirely on a public cloud drive.

Qsync provides one-way and two-way synchronization between selected device folders and NAS folders. Users can also create paired folders, choose selective synchronization, and work with files offline.

Versioning can restore overwritten or deleted files. Team folders support shared workspaces, while file links can provide access to recipients who do not have QNAP user accounts.

Qsync Central includes administration views for users, devices, storage usage, backup tasks, event logs, policy settings, and remote device erasure. Space-Saving Mode downloads files when needed instead of storing every synchronized file locally.

QNAP does not publish a separate subscription price for Qsync on its product page. Qsync Central is distributed through the QNAP App Center, while desktop clients are available through QNAP Utilities.

The software requires a compatible QNAP NAS, so the total cost includes NAS hardware and any applicable QNAP services. No separate Qsync free-trial programme was identified in the reviewed official materials.

Pros:

• Uses existing QNAP NAS storage as a private file hub.
• Supports desktop, mobile, and Ubuntu synchronization clients.
• Includes versioning, offline access, selective synchronization, and team folders.
• Provides centralized administration for devices, users, policies, and backups.
• Does not require a separate Qsync subscription according to the reviewed product materials.

Cons:

• Requires QNAP NAS hardware and compatible QTS or QuTS hero software.
• Configuration is more infrastructure-dependent than cloud-only file-sync services.
• Feature availability differs between Windows, macOS, Ubuntu, and mobile clients.
• No public Qsync-specific API was identified in the reviewed official documentation.
• Remote access can require QNAP account, myQNAPcloud, or network configuration.

Synology Drive is a comparable NAS-based synchronization platform for Synology systems. Nextcloud and ownCloud provide self-hosted file synchronization across broader server environments.

Seafile is another self-hosted synchronization option focused on library-based file management. Dropbox and Microsoft OneDrive are cloud-hosted alternatives that do not require users to operate NAS hardware.

Does Qsync require a QNAP NAS?
Yes. Qsync Central runs on a QNAP NAS, and the desktop and mobile clients connect to that NAS.

Which desktop platforms does Qsync support?
QNAP lists Windows, Windows Server, macOS, and Ubuntu support. Exact operating-system versions depend on the client release.

Does Qsync work on mobile devices?
Yes. QNAP documents mobile synchronization through Qsync Pro for Android and iOS. Current QNAP product materials also refer to Qfile Pro for mobile backup and synchronization.

Can users access files offline?
Yes. Offline synchronization allows users to access and edit files locally. Changes synchronize when the device reconnects.

Does Qsync have an API?
No public Qsync-specific API was identified in the reviewed QNAP product and documentation pages. The reviewed materials describe application and NAS integrations instead.

Is Qsync free?
QNAP does not list a separate Qsync license price. Users still need compatible QNAP NAS hardware and may need additional QNAP services for specific remote-access scenarios.