Email Security/Alias

Proton Mail

Proton Mail is an encrypted email service from Proton that is designed to protect email privacy. It provides browser, mobile, and desktop access, with a permanent free plan and paid plans that add storage and other features.

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Device fit

Supported platforms

WindowsmacOSLinuxAndroidiOSBrowser

Capabilities can differ across platforms. Check the official plan and device requirements.

Before you subscribe

Free-plan availability

A free plan is available.

Proton states that its free plan is permanent and requires no credit card. The Proton Free plan includes 1 GB of storage and 1 encrypted email address. The desktop app is separately listed as a 14-day free trial for Proton Free users; this trial does not replace the permanent free email plan.

Listed features

From the linked official sources

  • End-to-end encryption
  • Zero-access encryption
  • Tracker protection in the inbox
  • Password-protected emails
  • Hide-my-email aliases

What the facts offer

Strengths

  • A permanent free plan is available with no credit card required.
  • The service offers encrypted email access across browser, mobile, and desktop apps, with tracker protection and password-protected email listed among its features.

Check the trade-offs

Things to consider

  • The free plan is limited to 1 GB of storage and 1 encrypted email address.
  • The free plan has lower quotas than paid plans, including 150 messages per day, 3 folders, 3 labels, 1 custom filter, and 10 hide-my-email aliases.

Sources & verification

Source information checked:

This profile summarizes published information. It is not a hands-on test, a rating or a guarantee. Product features and terms can change after the checked date.

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Same-category alternatives, shown alphabetically. Inclusion here is not a recommendation or a claim of equivalent coverage.

Free plan available

Addy.io

Email Security/Alias

Addy.io is an email-alias service that lets users create distinct addresses for websites and forward messages to an existing inbox. It also supports managing aliases, sending replies from aliases on paid plans, and using custom domains on paid plans.

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From $1.00/moVisit site

USD. Plan & billing terms apply.

Free plan available

Firefox Relay

Email Security/Alias

Firefox Relay provides masked email addresses that forward messages to a user's real inbox, helping keep the real address private. Its dashboard also supports managing masks, while paid features add expanded email and phone masking capabilities.

WebBrowser
See current pricingVisit site

Check vendor for current plans.

Free plan available

SimpleLogin

Email Security/Alias

SimpleLogin is an open-source email-alias service that forwards messages to a user's inbox while keeping the real address hidden. It also supports replying to and sending email from aliases.

WebBrowserAndroidiOS
See current pricingVisit site

Check vendor for current plans.