Proton Mail vs Tuta
Both Proton Mail and Tuta are European-built, GDPR-compliant solutions in the email hosting space. This comparison breaks down their features, pricing, compliance posture, and data residency so you can make an informed choice for your team.
Quick Overview
Proton Mail
EU- Headquarters
- Geneva, CH
- Pricing
- Free / From €4/mo
- Open Source
- Yes
Tuta
EU- Headquarters
- Hanover, DE
- Pricing
- Free / From €3/mo
- Open Source
- Yes
Key Differences
- On pricing, Tuta is the more affordable option. Proton Mail offers a free tier while tuta offers a free tier, though pricing alone shouldn't drive your decision — feature fit and compliance needs matter more.
- Data residency differs: Proton Mail hosts data in Switzerland, Germany, while Tuta hosts in Germany. If your organisation requires data to stay in a specific EU country, this distinction matters for compliance.
- Proton Mail holds ISO 27001 certification, providing third-party assurance of its security practices. Tuta does not currently hold these certifications, which may matter if your organisation requires them for vendor approval.
- Tuta was founded in 2011, giving it a 3-year head start over Proton Mail (founded 2014). More time in market often means a larger user community and more mature integrations, though newer entrants may offer more modern architectures.
- Each product has unique strengths: Proton Mail offers End-to-end encryption and Zero-access encryption, while Tuta provides End-to-end encrypted email and Encrypted subject lines. Your choice depends on which capabilities matter most for your workflow.
Feature Comparison
| Feature | Proton Mail | Tuta |
|---|---|---|
| Name | Proton Mail | Tuta |
| Pricing | Free / From €4/mo | Free / From €3/mo |
| Free Tier | ||
| GDPR | ||
| ISO 27001 | ||
| Open Source | ||
| Headquarters | Geneva, CH | Hanover, DE |
| Data Centers | CH, DE | DE |
| End-to-end encryption | ||
| Zero-access encryption | ||
| Custom domain support | ||
| PGP support | ||
| Bridge for desktop clients | ||
| Calendar | ||
| Cloud storage (Proton Drive) | ||
| VPN | ||
| Password manager | ||
| End-to-end encrypted email | ||
| Encrypted subject lines | ||
| Encrypted calendar | ||
| Encrypted contacts | ||
| Desktop and mobile apps | ||
| Two-factor authentication | ||
| Anonymous sign-up option |
Pricing Comparison
Proton Mail
Free / From €4/mofreemium
Tuta
Free / From €3/mofreemium
Compliance Comparison
Proton Mail
GDPRISO 27001DPA
Tuta
GDPRDPA
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How to Choose
Your procurement requires ISO 27001 certification
Choose Proton Mail
You need enterprise-grade support and stability
Choose Proton Mail
You prefer a nimble provider with personalised support
Choose Tuta
Proton Mail vs Tuta — FAQ
What is the main difference between Proton Mail and Tuta?
Both Proton Mail and Tuta are European email hosting solutions with full GDPR compliance. The key differences lie in their approach: Proton Mail is headquartered in Switzerland while Tuta is based in Germany. Proton Mail is headquartered in Geneva, Switzerland, while Tuta is based in Hanover, Germany. Your choice should depend on your specific requirements for features, pricing, and data residency.
Which is more affordable, Proton Mail or Tuta?
Both Proton Mail and Tuta offer free tiers, so you can try either without cost. Both use freemium pricing, so compare the tiers that match your team size and feature needs.
Are both Proton Mail and Tuta GDPR compliant?
Yes. Both Proton Mail and Tuta are European companies that store data within the EU/EEA and offer Data Processing Agreements. Neither is subject to the US CLOUD Act or FISA surveillance. Additionally, Proton Mail holds ISO 27001 certification. For GDPR purposes, either option eliminates the legal risks associated with using US-based services.