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Head-to-head · Personal Email Services

Proton Mail vs mail.ch

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Proton Mail #3 in Personal Email Services 8.2/10 Free plan Free plan✓ 1 of 3 features Visit Proton Mail
mail.ch #7 in Personal Email Services 7.0/10 Free plan · paid from 3.49 CHF/mo (annual) · 30-day trial Free plan✓ 2 of 3 features Visit mail.ch

Proton Mail leads on 2 checks, mail.ch on 2, and 1 is even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreProton Mail · 8.2/10
  • Free planboth
  • Most featuresmail.ch · 2 of 3

Proton Mail scores higher on our rubric for personal email services: 8.2 against 7.0 out of 10; our editors rank them #3 and #7.

Proton Mail leads on mailbox storage: 15 GB versus 5 GB. Proton Mail offers custom domain; mail.ch doesn't publish it. mail.ch offers email aliases; Proton Mail doesn't publish it. mail.ch offers ad-free inbox; Proton Mail doesn't publish it.

Proton Mail is the better fit for privacy-focused users. mail.ch is the better fit for ad-free Swiss email with encryption.

  • Proton Mail fits best

    Privacy-focused users

  • mail.ch fits best

    Ad-free Swiss email with encryption

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Proton Mail 8.2/10 Visit ↗ mail.ch 7.0/10 Visit ↗
At a glance
Editor score 8.2 7.0
Ranking #3 in Personal Email Services #7 in Personal Email Services
Best for Privacy-focused users Ad-free Swiss email with encryption
Pricing model Free plan + paid Free plan + paid
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Free trial length 14 days · no card needed 30 days
Deployment Cloud, Desktop, Mobile Cloud, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, macOS, iOS, Android
Support Email, Live chat, Tickets, Docs Email, Phone, Docs
Compliance GDPR, 2FA GDPR, 2FA
Integrations 4 integrations 9 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business
Features Proton Mail 1/3 · mail.ch 2/3
Custom domain ✓ (best) Not published
Email aliases Not published ✓ (best)
Ad-free inbox Not published ✓ (best)
Specs
Mailbox storage 15 GB (best) 5 GB
Attachment limit Not published 100 MB
Platform access Not published Web_mobile_desktop
Our review
Pros
  • End-to-end encryption between Proton Mail users
  • Tracker blocking, phishing protection, and suspicious-link confirmation
  • Web, desktop, and mobile apps with migration tools
  • Free plan includes 1 GB storage and end-to-end encryption
  • Supports IMAP, POP3, major desktop clients, and mobile apps
  • Paid tiers add aliases, storage, filtering, and ad-free mailboxes
Cons
  • The free plan includes only 1 GB of storage
  • Only one encrypted email address is included on the free plan
  • Custom domains and expanded aliases require paid plans
  • Ad-free mailboxes begin with the paid PlusMail tier
  • Paid plans use 12-month terms with payment at the start
  • The free plan includes only 1 GB of storage
Our verdict

Proton Mail is an encrypted email service for individuals, organizations, journalists, activists, and businesses. It combines end-to-end encryption for messages between Proton Mail users with zero-access encryption for stored messages and…

Read the review →

mail.ch is a personal email service for individuals and small organizations seeking encrypted email, aliases, calendar tools, and access across web, desktop, and mobile. The FreeMail plan provides 1 GB of storage, one mail.ch address, one…

Read the review →
  1. Proton MailPersonal Email Services 8.2Free plan
  2. mail.chPersonal Email Services 7.0Free plan · paid from 3.49 CHF/mo (annual) · 30-day trial

Strengths and trade-offs

  • Proton Mail — where it wins

    • End-to-end encryption between Proton Mail users
    • Tracker blocking, phishing protection, and suspicious-link confirmation
    • Web, desktop, and mobile apps with migration tools

    Where it doesn't

    • The free plan includes only 1 GB of storage
    • Only one encrypted email address is included on the free plan
    • Custom domains and expanded aliases require paid plans

  • mail.ch — where it wins

    • Free plan includes 1 GB storage and end-to-end encryption
    • Supports IMAP, POP3, major desktop clients, and mobile apps
    • Paid tiers add aliases, storage, filtering, and ad-free mailboxes

    Where it doesn't

    • Ad-free mailboxes begin with the paid PlusMail tier
    • Paid plans use 12-month terms with payment at the start
    • The free plan includes only 1 GB of storage
  • Proton Mail8.2/10 · Free plan

    A privacy-focused email service with strong encryption, migration tools, and broad platform coverage.

    Visit Proton MailFull verdict →
  • mail.ch7.0/10 · Free plan · paid from 3.49 CHF/mo (annual) · 30-day trial

    A privacy-focused personal mailbox with free access and flexible client support.

    Visit mail.chFull verdict →

More comparisons

All personal email services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update