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Head-to-head · Email Hosting

Proton Mail vs Amazon WorkMail

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Proton Mail #5 in Email Hosting 8.8/10 Free plan Free planFree trial✓ 0 of 3 features Visit Proton Mail
Amazon WorkMail #8 in Email Hosting 8.5/10 30-day trial Free trial✓ 3 of 3 features Try Amazon WorkMail

Proton Mail leads on 2 checks, Amazon WorkMail on 1, and 3 are even. Who comes out ahead on the 6 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 · 8.8/10
  • Lowest starting priceProton Mail · $3.99/user/mo
  • Free planonly Proton Mail
  • Free trialboth
  • Most featuresAmazon WorkMail · 3 of 3

Proton Mail scores higher on our rubric for email hosting: 8.8 against 8.5 out of 10; our editors rank them #5 and #8.

Proton Mail offers free plan; Amazon WorkMail doesn't. Proton Mail is cheaper to start at $3.99/user/mo against $4/user/mo. Amazon WorkMail leads on storage per mailbox: 50 GB versus 15 GB.

Proton Mail is the better fit for privacy-conscious users wanting polished encrypted email. Amazon WorkMail is the better fit for AWS-aligned businesses needing managed email.

  • Proton Mail fits best

    Privacy-conscious users wanting polished encrypted email

  • Amazon WorkMail fits best

    AWS-aligned businesses needing managed email

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Proton Mail 8.8/10 Visit ↗ Amazon WorkMail 8.5/10 Visit ↗
At a glance
Editor score 8.8 8.5
Ranking #5 in Email Hosting #8 in Email Hosting
Best for Privacy-conscious users wanting polished encrypted email AWS-aligned businesses needing managed email
Pricing model Free plan + paid Paid
Starting price $3.99/user/mo (best) $4/user/mo
Free plan ✓ (best) —
Free trial 14 days 30 days
Free trial length 14 days · no card needed 30 days
Deployment Cloud, Desktop, Mobile Cloud
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, macOS, iOS, Android
Support Email, Live chat, Tickets, Docs Docs
Compliance GDPR, 2FA SOC 2
Integrations 4 integrations 9 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Proton Mail 0/3 · Amazon WorkMail 3/3
IMAP/POP support Not checked yet ✓ (best)
Calendar included Not checked yet ✓ (best)
Migration tools Not checked yet ✓ (best)
Specs
Storage per mailbox 15 GB 50 GB (best)
Email aliases Not checked yet 100 aliases
Attachment limit Not checked yet 25 MB
Mobile app access Not checked yet Third_party
Our review
Pros
  • End-to-end encryption between Proton Mail users
  • Zero-access encryption for stored messages and attachments
  • Custom domains, aliases, filters, and tracker blocking
  • 50 GB mailboxes with email, calendars, contacts, and synchronization
  • AWS directory, encryption-key, and regional data-storage integrations
  • Exchange interoperability, journaling, and mailbox migration support
Cons
  • Free plan includes only 1 GB of storage
  • Custom domains require a paid plan
  • Bridge is needed for desktop email client access
  • Service support is scheduled to end on March 31, 2027
  • Mobile access relies on third-party clients rather than a first-party app
  • Best suited to organizations already invested in AWS or Microsoft ecosystems
Our verdict

Proton Mail is an encrypted email service for individuals, organizations, journalists, activists, and businesses. It provides web, desktop, and mobile applications across Windows, macOS, Linux, iOS, and Android. Proton Mail users can send…

Read the review →

Amazon WorkMail is a managed business email and calendaring service for organizations that want hosted mailboxes without operating their own email infrastructure. It provides 50 GB of storage per user, web access, email and calendar…

Read the review →
  1. Proton MailEmail Hosting 8.8Free plan
  2. Amazon WorkMailEmail Hosting 8.530-day trial

Strengths and trade-offs

  • Proton Mail — where it wins

    • End-to-end encryption between Proton Mail users
    • Zero-access encryption for stored messages and attachments
    • Custom domains, aliases, filters, and tracker blocking

    Where it doesn't

    • Free plan includes only 1 GB of storage
    • Custom domains require a paid plan
    • Bridge is needed for desktop email client access

  • Amazon WorkMail — where it wins

    • 50 GB mailboxes with email, calendars, contacts, and synchronization
    • AWS directory, encryption-key, and regional data-storage integrations
    • Exchange interoperability, journaling, and mailbox migration support

    Where it doesn't

    • Service support is scheduled to end on March 31, 2027
    • Mobile access relies on third-party clients rather than a first-party app
    • Best suited to organizations already invested in AWS or Microsoft ecosystems

More comparisons

All email hosting comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update