# Private cloud storage

Cloud storage services compared on open source, trackers, ads, audits and jurisdiction, with evidence for every answer.

Private cloud storage keeps your files away from advertising, and the best services encrypt them with keys only you hold. For storage you run yourself, see [file sync and backup](/file-sync/).

1. [iCloud Drive](https://privacyratings.com/cloud-storage/icloud-drive/): B (75/100). Apple's cloud storage for files across Apple devices, Windows and the web. Files are end-to-end encrypted only with the optional Advanced Data Protection setting, which is off by default.
2. [Peergos](https://privacyratings.com/cloud-storage/peergos/): B (75/100). Peer-to-peer, end-to-end encrypted file storage and sharing platform with fine-grained access control. Use the hosted peergos.net service or self-host the open source server.
3. [Proton Drive](https://privacyratings.com/cloud-storage/proton-drive/): B (75/100). End-to-end encrypted cloud storage from Swiss company Proton, with open-source apps for web, desktop and mobile.
4. [Filen](https://privacyratings.com/cloud-storage/filen/): C (63/100). End-to-end encrypted cloud storage from Germany, with open source web, desktop, mobile and CLI clients. Offers a free tier and paid plans.
5. [Dropbox](https://privacyratings.com/cloud-storage/dropbox/): D (53/100). Cloud storage and file sync service with desktop, mobile and web apps. Files are encrypted at rest with keys Dropbox holds, not end-to-end.
6. [Koofr](https://privacyratings.com/cloud-storage/koofr/): D (47/100). Cloud storage from Slovenia with web, desktop, mobile, WebDAV and rclone access. Offers optional open source client-side encryption through Koofr Vault and can connect other cloud accounts.
7. [Google Drive](https://privacyratings.com/cloud-storage/google-drive/): D (44/100). Cloud storage and file sharing from Google, integrated with Docs, Sheets and other Google services. Files are encrypted at rest with keys Google holds, not end-to-end.
8. [Microsoft OneDrive](https://privacyratings.com/cloud-storage/microsoft-onedrive/): D (44/100). Cloud storage from Microsoft, built into Windows and Microsoft 365, with desktop, mobile and web apps. Files are encrypted at rest with keys Microsoft holds, not end-to-end.
9. [Tresorit](https://privacyratings.com/cloud-storage/tresorit/): D (44/100). End-to-end encrypted cloud storage, file sync and sharing service based in Switzerland, with desktop, mobile and web apps aimed mainly at businesses.
10. [Infomaniak kDrive](https://privacyratings.com/cloud-storage/infomaniak-kdrive/): D (41/100). Cloud storage from Swiss company Infomaniak, hosted in its own data centers in Switzerland, with open-source desktop and mobile apps.
11. [Internxt](https://privacyratings.com/cloud-storage/internxt/): D (41/100). End-to-end encrypted cloud storage from Spain, with open source web, desktop and mobile clients. Offers a free tier and paid plans.
12. [MEGA](https://privacyratings.com/cloud-storage/mega/): F (38/100). End-to-end encrypted cloud storage and file sharing service with desktop, mobile and web apps and source-available clients.
13. [Sync.com](https://privacyratings.com/cloud-storage/sync-com/): F (38/100). End-to-end encrypted cloud storage and file sharing from Canada, with desktop, mobile and web apps.
14. [Box](https://privacyratings.com/cloud-storage/box/): F (34/100). Cloud content management and file sharing service for businesses and individuals, with desktop, mobile and web apps. Files are encrypted at rest with keys Box holds, not end-to-end.
15. [pCloud](https://privacyratings.com/cloud-storage/pcloud/): F (25/100). Cloud storage from Switzerland with desktop, mobile and web apps. Client-side encryption covers only a separate encrypted folder that needs the paid pCloud Encryption add-on.
16. [Icedrive](https://privacyratings.com/cloud-storage/icedrive/): F (19/100). Cloud storage service with desktop, mobile and web apps, a free tier, and optional client-side encryption of a private folder on paid plans.

## Is Google Drive private?

Google Drive does not use file contents for ads, but files are not end-to-end encrypted by default and Google can access them. See Google Drive alternatives.

Source: https://privacyratings.com/private-cloud-storage/