Is Proton Mail Encrypted Email Safe?

Proton Mail Encrypted Email — Nerq Trust Score 56.0/100 (C grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-04-02.

Use Proton Mail Encrypted Email with some caution. Proton Mail Encrypted Email is an iOS app with a Nerq Trust Score of 56.0/100 (C), based on 3 independent data dimensions. It is below the recommended threshold of 70. Security: 70/100. Popularity: 45/100. Data sourced from App Store metadata, privacy labels, permissions analysis, and developer history. Last updated: 2026-04-02. Machine-readable data (JSON).

Proton Mail Encrypted Email Across Platforms

Same developer/company in other registries:

Safety Guide: Proton Mail Encrypted Email

What is Proton Mail Encrypted Email?

Proton Mail Encrypted Email is a iOS app — Keep your conversations private. Proton Mail is encrypted email from Switzerland. Used by millions worldwide, our all-new email app protects your communications and has everything you need to easily m.

How to Verify Safety

Check App Store privacy labels. Review permissions. Look up developer.

You can also check the trust score via API: GET /v1/preflight?target=Proton Mail - Encrypted Email

Key Safety Concerns for iOS apps

When evaluating any iOS app, watch for: excessive permissions, data collection, in-app purchases, age appropriateness.

Trust Assessment

Proton Mail Encrypted Email has a Nerq Trust Score of 56/100 (C) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.

Key Takeaways

• Proton Mail Encrypted Email has a Trust Score of 56/100 (C).
• Review carefully before use — below trust threshold.
• Always verify independently using the Nerq API.

Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.