Tresorit vs Proton Drive
A detailed comparison to help you choose between Tresorit and Proton Drive.
Tresorit End-to-end encrypted cloud storage. Swiss-hosted. | Proton Drive Encrypted cloud storage from Proton. | |
|---|---|---|
| Rating | 4.5 (350 reviews) | 4.3 (340 reviews) |
| Pricing Model | paid | freemium |
| Starting Price | From $10.42/mo | From $0/mo |
| Best For | Best for users needing secure cloud storage for sensitive files | Best for users needing secure cloud storage for sensitive files |
| Free Tier | ||
| API Access | ||
| Team Features | ||
| Open Source | ||
| Tags | — | — |
Tresorit
Pros
- + Zero-knowledge end-to-end encryption by design
- + File Requests for secure external document intake
- + ISO 27001:2022 certification (per Tresorit)
- + S3-compatible API with local encryption model
- + Swiss jurisdiction (Tresorit AG)
Cons
- - Premium pricing versus mainstream cloud storage
- - E2EE can add friction and slower workflows
- - Strict refund policy after trial ends
- - Not positioned as open-source clients
Proton Drive
Pros
- + End-to-end encryption, Proton can’t decrypt file contents
- + Filenames, folders, and thumbnails are end-to-end encrypted
- + Open-source client apps and SDK components
- + Drive Plus includes 10-year file version history
- + Free tier available for basic storage
Cons
- - Some operational metadata remains visible to Proton
- - Drive-specific audits appear older and limited in scope
- - Usability gaps versus mainstream cloud storage in reviews
- - Client-side encryption can add performance overhead
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