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Weiyun vs Quark Cloud Drive: catalog facts
Weiyun	Quark Cloud Drive
Freemium Free storage tier with a paid membership.	Freemium Free to use, with some features marked as free and paid options not detailed in the…
macOS, Web	Windows, macOS, Android, iOS, Web
Automatic photo backup Online preview and collaborative document editing	Clients for desktop, mobile, tablet, TV and web Backup of WeChat, QQ and desktop folders
Requires a WeChat or QQ account Chinese-language interface	Chinese-language service aimed at users in China Files are stored on Alibaba's servers
Downloadable app, Web application, Hosted service	Downloadable app, Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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