🟢 Trust Rating: High

ProtonVPN backs its no-logs claim with four annual Securitum audits and a SOC 2 Type II certification, not a single report. Swiss jurisdiction sits outside Five/Nine/Fourteen Eyes. The free tier is unlimited on data and doesn't sell your bandwidth the way some "free" VPNs do.

What is ProtonVPN?

ProtonVPN is part of Proton AG, the Swiss company behind ProtonMail, Proton Drive, and Proton Pass. It launched in 2017 and has built a reputation on the same privacy-first positioning as the rest of the Proton ecosystem: open-source apps, independent audits, and Swiss jurisdiction's strong privacy law.

Critical Privacy Concerns

⚠️ Important Considerations

  • Part of a Larger Ecosystem - bundling VPN with Mail, Drive, and Pass under one Proton account is convenient, but it also means one account compromise touches more of your digital life than a standalone VPN would.
  • Free Tier Server Selection is Limited - unlimited data on the free plan, but only a handful of countries; the full server network requires a paid plan.
  • Swiss Jurisdiction, Real But Not Magic - Switzerland's privacy law is genuinely strong, but Proton has previously had to comply with legal orders under Swiss law for other products; jurisdiction reduces exposure, it doesn't eliminate it.

Secure Core: The Standout Feature

Secure Core routes your traffic through a Proton-controlled server in a privacy-friendly country (Switzerland, Iceland, Sweden) before it exits to the wider internet. This protects specifically against network-level attacks where an adversary controls or monitors the exit server's datacenter, since your traffic's true origin is masked one hop earlier. It's a genuinely different architecture from a standard single-hop VPN, not just a marketing name for the same thing.

Technical Specifications

Security Features

  • Audits: Four annual Securitum no-logs audits plus SOC 2 Type II
  • Open Source: All apps, independently verifiable
  • Secure Core: Multi-hop through Proton's own hardened servers
  • Protocols: WireGuard, OpenVPN

Pricing Structure

Plan Price Notes
Free $0 Unlimited data, servers in about 10 countries
VPN Plus (2-year) ~$2.99/month Full server network, Secure Core, streaming unblock
VPN Plus (monthly) ~$9.99/month Same features, no term commitment

ProtonVPN vs. Alternatives

ProtonVPN vs. Mullvad

  • ProtonVPN: Genuinely usable free tier, Secure Core multi-hop, part of a larger ecosystem
  • Mullvad: No free tier, flat pricing, anonymous account numbers instead of any account email. See our Mullvad review.

ProtonVPN vs. ProtonMail

Same parent company, different products. See our ProtonMail review if you're evaluating the email side of the ecosystem.

When to Use ProtonVPN

Acceptable Use Cases

Wanting a genuinely free tier that isn't a bait-and-switch

Already using other Proton products and want one account

Network-level attack concerns where Secure Core's extra hop matters

Not Recommended For

Anyone who wants zero account linkage across email, storage, and VPN, use a standalone VPN instead

The Bottom Line

Consider ProtonVPN if:
  • You want a real, unlimited free VPN tier without a catch
  • Secure Core's extra routing hop fits your threat model
  • You already trust the Proton ecosystem for email or storage
Avoid ProtonVPN if:
  • You want your VPN fully separate from your email/storage provider
  • You need the largest possible server network on a budget plan

⚠️ Final Assessment

ProtonVPN backs its claims with repeated third-party audits, not a single report, and its free tier is one of the few actually worth using rather than a lead-generation trap. The ecosystem bundling is a minor tradeoff for most people, not a dealbreaker.

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