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Proton Mail
By Proton · proton.me
4,0 Very good
Encrypted email from Switzerland, built for privacy. Popular European alternative to Gmail and Outlook.
Best for: Businesses that want secure email outside the American giants.
Try Proton Mail → 14-day free trial Affiliate link to Proton Mail. We may earn a commission if you become a customer.
Pros
- Strong encryption and privacy
- Data is processed by default in Switzerland, which has an EU adequacy decision
- Free tier to test
Cons
- Switzerland is outside the EU (but has an adequacy decision)
- Fewer office features than Google and Microsoft
Quick facts
| Price | Freemium |
|---|---|
| Origin | EU-approved third country (Proton) |
| Categories | Secure email |
| EU data storage | No |
| GDPR terms (DPA) | Yes |
Certifications
ISO 27001SOC 2
Source: vendor trust center →
Sources & evidence
Claims about data storage, jurisdiction and compliance should be verifiable. Here is the evidence behind the statements above:
- Proton – Trust Center for business (ISO 27001 certification, SOC 2 Type II, Swiss jurisdiction, DPA) →
- Proton – Privacy policy (Proton AG in Geneva, Swiss law, data processed by default in Switzerland, GDPR representative in the EU) →
- Proton Mail – Pricing page (permanent free plan confirms freemium) →
Try Proton Mail → Affiliate link