Cloud Storage

Is Proton Drive Safe?

Owned by Proton AG • Last updated January 2026

📋 Short Answer:
Proton Drive is one of the most private cloud storage options with true end-to-end encryption and zero-knowledge architecture. Proton cannot access your files.
PrivacyDefend Safety Score
9.5/10
Excellent
Data Collection
🟢 Low
Encryption
🟢 Strong
Third-Party Sharing
🟢 No
Privacy Controls
🟢 Good

📊 What Data Does Proton Drive Collect?

Proton Drive has low data collection practices. Here's what they collect:

This level of data collection is minimal for apps in the cloud storage category.

Why This Matters

The data Proton Drive collects can be used for personalization, advertising, analytics, and may be shared with third parties. Understanding what's collected helps you make informed privacy decisions.

🔒 Proton Drive Encryption & Security

Encryption Level: Strong

End-to-end encryption. Zero-knowledge architecture means Proton cannot access your files.

What This Means For You

Your data is well-protected with end-to-end encryption. Even the company cannot access your content.

🔗 Does Proton Drive Share Your Data?

Third-Party Sharing: No

Does not share data with third parties. Swiss privacy laws apply.

✅ What's Good

  • Strong encryption
  • Good privacy controls
  • Open source and audited

❌ Concerns

  • Low data collection

⚠️ Proton Drive Privacy Controversies

Proton Drive has faced scrutiny for the following privacy and security concerns:

These incidents highlight the importance of understanding Proton Drive's privacy practices before use.

🛡️ Recommended Privacy Products

Enhance your privacy when using Proton Drive with these tools:

As an Amazon Associate, we earn from qualifying purchases. This helps support our privacy research.

❓ Frequently Asked Questions

Is Proton Drive safe to use in 2026?
Proton Drive is one of the most private cloud storage options with true end-to-end encryption and zero-knowledge architecture. Proton cannot access your files.
What data does Proton Drive collect about me?
Proton Drive collects: minimal metadata, account info, IP address (optional to hide with VPN). This is considered low data collection.
Does Proton Drive sell my personal data?
Does not share data with third parties. Swiss privacy laws apply.
Is Proton Drive safe for kids?
What are safer alternatives to Proton Drive?
Consider: Tresorit, Sync.com, Cryptomator. See our alternatives section above.

Last updated: January 2026 • Review by PrivacyDefend Research Team