Private and open-source alternatives to Dropbox
11 encrypted cloud storage rated against the same public privacy criteria as Dropbox, with our picks first.
What is the best private alternative to Dropbox?
Peergos has the highest score among these alternatives: 82 out of 100 (grade B).
Why look for an alternative?
- Open source: no. Closed source.
- No trackers or telemetry: no. The Android app includes Adjust, Amplitude, Google Firebase Analytics and Sentry.
- Independent audit: partial. Dropbox has third-party SOC 2 audits and ISO certifications. Only the SOC 3 summary report is public.
- Security headers: partial. Grade B+ (80/100+)
- Modern web standards: no. Score 64%
The alternatives
Peergos Grade B
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.
Based in the United Kingdom (Five Eyes). Peergos scores 82 out of 100 (grade B) on the encrypted cloud storage criteria. It meets 7 of 9 criteria: open source, no trackers or telemetry, no ads or data sales, independent audit, TLS configuration, security headers and modern web standards.
Proton Drive Grade C
End-to-end encrypted cloud storage from Swiss company Proton, with open-source apps for web, desktop and mobile.
Based in Switzerland. Proton Drive scores 74 out of 100 (grade C) on the encrypted cloud storage criteria. It meets 5 of 9 criteria: no ads or data sales, transparency report, tells users about requests, TLS configuration and security headers.
Filen Grade D
End-to-end encrypted cloud storage from Germany, with open source web, desktop, mobile and CLI clients. Offers a free tier and paid plans.
Based in Germany (Fourteen Eyes). Filen scores 59 out of 100 (grade D) on the encrypted cloud storage criteria. It meets 3 of 9 criteria: no trackers or telemetry, no ads or data sales and TLS configuration.
Koofr Grade D
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.
Based in Slovenia. Koofr scores 53 out of 100 (grade D) on the encrypted cloud storage criteria. It meets 3 of 9 criteria: no trackers or telemetry, no ads or data sales and TLS configuration.
Internxt Grade D
End-to-end encrypted cloud storage from Spain, with open source web, desktop and mobile clients. Offers a free tier and paid plans.
Based in Spain (Fourteen Eyes). Internxt scores 41 out of 100 (grade D) on the encrypted cloud storage criteria. It meets 2 of 9 criteria: no ads or data sales and TLS configuration.
Tresorit Grade D
End-to-end encrypted cloud storage, file sync and sharing service based in Switzerland, with desktop, mobile and web apps aimed mainly at businesses.
Based in Switzerland. Tresorit scores 41 out of 100 (grade D) on the encrypted cloud storage criteria. It meets 3 of 9 criteria: no ads or data sales, TLS configuration and security headers.
Infomaniak kDrive Grade F
Cloud storage from Swiss company Infomaniak, hosted in its own data centers in Switzerland, with open-source desktop and mobile apps.
Based in Switzerland. Infomaniak kDrive scores 38 out of 100 (grade F) on the encrypted cloud storage criteria. It meets 2 of 9 criteria: no ads or data sales and TLS configuration.
MEGA Grade F
End-to-end encrypted cloud storage and file sharing service with desktop, mobile and web apps and source-available clients.
Based in Hungary. MEGA scores 38 out of 100 (grade F) on the encrypted cloud storage criteria. It meets 2 of 9 criteria: transparency report and TLS configuration.
Sync.com Grade F
End-to-end encrypted cloud storage and file sharing from Canada, with desktop, mobile and web apps.
Based in Canada (Five Eyes). Sync.com scores 35 out of 100 (grade F) on the encrypted cloud storage criteria. It meets 3 of 9 criteria: no ads or data sales, tells users about requests and TLS configuration.
pCloud Grade F
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.
Based in Switzerland. pCloud scores 24 out of 100 (grade F) on the encrypted cloud storage criteria. It meets 2 of 9 criteria: no ads or data sales and TLS configuration.
Icedrive Grade F
Cloud storage service with desktop, mobile and web apps, a free tier, and optional client-side encryption of a private folder on paid plans.
Based in Gibraltar. Icedrive scores 21 out of 100 (grade F) on the encrypted cloud storage criteria. It meets 1 of 9 criteria: no ads or data sales.