Proton Mail alternatives
On the evidence we track, the strongest alternative to Proton Mail is Spike at 73/100. Proton Mail itself ranks #8 of 10 in email clients. Every product below is scored on the same independent signals, so the ranking is comparable rather than a matter of opinion.
Ranked alternatives to Proton Mail
- 1Spikevs Proton Mail →
Email reimagined as AI-assisted team collaboration combining messaging, documents, and calls in one workspace
low · 25%updating - 2Superhumanvs Proton Mail →
AI-powered productivity suite that integrates with your existing apps and workflows
medium · 61%updating - 3Spark Mailvs Proton Mail →
Multi-platform email client with intelligent organization and AI-powered writing assistance
low · 43%updating - 4Mailspringvs Proton Mail →low · 29%updating
- 5vs Proton Mail →
- 6Mozilla Thunderbirdvs Proton Mail →low · 27%updating
- 7Canary Mailvs Proton Mail →
A cross-platform email client with built-in encryption, AI assistance, and privacy protections.
low · 43%updating - 8Edison Mailvs Proton Mail →
A multi-account email client that consolidates all your inboxes into a single unified interface.
low · 26%updating - 9Tutavs Proton Mail →low · 27%updating
Why these ones
An alternative here means a product in the same category as Proton Mail (Email Clients), ranked by the Vioscale composite: a confidence-weighted blend of independent signals such as adoption, release activity, pricing transparency and security posture. There are no user reviews in it, and no vendor can pay to appear or to rank higher. Where we have not confirmed something, we show that rather than guessing.
Generated . See the method for how the composite is built, and why we are independent.