pm.me — September 2026 traffic, keywords & AI visibility

Paid search ads bring 100% of it — more than its organic results do.

pm.me scores 59 out of 100 on our AI visibility scale, grade D. It takes full marks for LLMS.txt. The biggest gap is SEO health, at 0 of 20 points (0/100), worth 20 points if closed. It also loses points on Crawlability (0/10), Company profile (19/25) and Structured data (0/5).

The llms.txt on pm.me runs to 72 lines (3,695 characters) across 12 sections, last generated in May 2026. It introduces the site as "Proton Mail". It tells AI engines the business works in Secure Email, Privacy Services and Encrypted Communication. It describes 3 products, with prices such as Proton Mail Free at Free, Proton Mail Plus at $4.99/month and Proton Mail Professional at $8.99/user/month. Services it lists include Proton Bridge, Proton VPN and Proton Drive. The audience it names is Privacy-conscious professionals and individuals, aged 18-65 (Global). Technologies it mentions include HTTPS and Viewport. The keywords it claims start with "secure email", "privacy email service", "encrypted email" and "Proton Mail".

# Proton Mail

## About
Proton AG runs the Proton Mail service that gives people an encrypted inbox hosted in Switzerland. The team built the platform so users can send and receive mail without handing their content to ad-driven providers. Every message is protected with end-to-end encryption and zero-access storage, so even the company cannot read what users write. The service started as a university project and grew into a full suite that also includes calendar, drive, and VPN tools. Millions of people now rely on Proton Mail for both personal and professional communication. The company keeps its servers in Swiss data centers under strict privacy laws. It releases its encryption code for public review so anyone can check the security claims. Proton Mail offers a free tier that covers basic needs and paid plans that add storage and custom domains. Businesses choose the paid plans when they need team accounts and priority support. The service works on web, iOS, and Android so users stay connected from any device. Proton Mail also supplies a desktop bridge that lets people connect the account to Outlook or Apple Mail. The company funds itself through paid subscriptions rather than selling user data. Its roadmap focuses on adding more privacy tools while keeping the interface simple. Proton Mail competes with other encrypted providers by offering a larger free plan and stronger S

The latest technical audit of pm.me scored 0 out of 100 overall. The audit makes 8 recommendations in all.

Proton AG's company profile names Tutanota, Mailfence, Hushmail and Zoho Mail as competitors. Its own llms.txt adds zoho.com/mail, fastmail.com and startmail.com. Outside its market, the domains ranked closest to it in our worldwide ranking are 1filmy4wap.de, worldofplayers.ru, 1inova777gg.online and combi.de.

Tutanota

Mailfence

Hushmail

Zoho Mail

zoho.com/mail

fastmail.com

startmail.com