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Proton Drive vs iCloud: catalog facts
Proton Drive	iCloud
Freemium A free account is available, with paid plans for more storage and a separate business…	Freemium iCloud+ storage plans cost from $0.99 a month for 50GB to $59.99 a month for 12TB.
Android, iOS, Web	Windows, macOS, iOS
End-to-end encryption that the provider cannot read Automatic photo and video backup from mobile	Built into iPhone, iPad and Mac, with a Windows app for PCs Keeps full-resolution photos in the cloud and smaller copies on devices
Requires a Proton account Free tier storage is limited	Requires an Apple Account Most useful for people who own Apple devices
Downloadable app, Web application, Hosted service	Downloadable app, Hosted service
Closed source	Closed source
License not stated	License not stated
Account 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 October 1, 2026

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