Everyday mailbox

Proton Mail

Consider this when encrypted mailbox storage is a priority.

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Key parameters by plan

Proton Free

Price and billing
Free plan
[1]Sources checked:
Storage
1 GB · Mail storage

New accounts start at 500 MB; completing introductory tasks within the first 18 days raises the quota to 1 GB.

[9]Sources checked:
Phone verification
Not confirmed
Attachment size limit
Not confirmed

Mail Plus

Price and billing
Paid plan
USD 47.88 / year · per account · Region not specified · Tax treatment not confirmed · Promotion status not confirmed
[1]Sources checked:
Storage
15 GB · Shared storage

The 15 GB quota is shared by Proton Mail and Proton Drive.

[10]Sources checked:
Phone verification
Not confirmed
Attachment size limit
Not confirmed

Why consider it

Consider this when encrypted mailbox storage is a priority.

  • Receive email — Proton Free, Mail Plus
  • Reply to email — Proton Free, Mail Plus
  • Start a new email — Proton Free, Mail Plus
  • Your own domain — Mail Plus
  • Catch-all on your domain — Mail Plus
  • Multiple aliases — Proton Free, Mail Plus
  • Two-factor authentication — Proton Free, Mail Plus
  • Zero-access mailbox encryption — Proton Free, Mail Plus
  • End-to-end encryption available — Proton Free, Mail Plus
  • Hide your main address — Proton Free, Mail Plus
  • Attachments — Proton Free, Mail Plus
  • Mobile app — Proton Free, Mail Plus
  • IMAP access — Mail Plus
  • SMTP access — Mail Plus

Before you choose

  • Registration checks can vary by region and risk. No-phone signup has not been verified here.
  • End-to-end encryption applies to Proton or PGP recipients, or external messages protected with a shared password; ordinary external email is not automatically end-to-end encrypted.
  • End-to-end protection depends on the recipient and sending method; ordinary external email is not automatically end-to-end encrypted.
  • Custom-domain features require your own domain and DNS setup; registration costs extra.
  • Third-party IMAP/SMTP clients require the paid Proton Mail Bridge.

Recorded plans

Proton Free

  • End-to-end protection depends on the recipient and sending method; ordinary external email is not automatically end-to-end encrypted.

Mail Plus

  • Custom-domain features require your own domain and DNS setup; registration costs extra.
  • End-to-end protection depends on the recipient and sending method; ordinary external email is not automatically end-to-end encrypted.
  • Third-party IMAP/SMTP clients require the paid Proton Mail Bridge.

Plan capabilities

Plan capabilitiesProton FreeMail Plus
No account required
No
[1]Sources checked:
No
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No phone required
Not confirmed
Not confirmed
No existing email required
Not confirmed
Not confirmed
Receive email
Yes
[4]Sources checked:
Yes
[4]Sources checked:
Reply to email
Yes
[11]Sources checked:
Yes
[11]Sources checked:
Start a new email
Yes
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Yes
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Your own domain
No
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Yes
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Catch-all on your domain
No
[2]Sources checked:
Yes

Custom-domain features require your own domain and DNS setup; registration costs extra.

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Provider subdomain wildcard
Not confirmed
Not confirmed
Multiple aliases
Yes
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Yes
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Two-factor authentication
Yes
[3]Sources checked:
Yes
[3]Sources checked:
Zero-access mailbox encryption
Yes
[1]Sources checked:
Yes
[1]Sources checked:
End-to-end encryption available
Yes

Default end-to-end encryption applies only to Proton or compatible PGP recipients; other recipients require separately configured password protection.

End-to-end protection depends on the recipient and sending method; ordinary external email is not automatically end-to-end encrypted.

[5]Sources checked:
Yes

Default end-to-end encryption applies only to Proton or compatible PGP recipients; other recipients require separately configured password protection.

End-to-end protection depends on the recipient and sending method; ordinary external email is not automatically end-to-end encrypted.

[5]Sources checked:
Hide your main address
Yes
[8]Sources checked:
Yes
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Attachments
Yes
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Yes
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Mobile app
Yes
[1]Sources checked:
Yes
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IMAP access
No

Paid plans use the desktop Bridge local IMAP proxy; direct access is not provided.

[6]Sources checked:
Yes

Paid plans use the desktop Bridge local IMAP proxy; direct access is not provided.

Third-party IMAP/SMTP clients require the paid Proton Mail Bridge.

[6]Sources checked:
SMTP access
No

Paid plans use the desktop Bridge local SMTP proxy; direct access is not provided.

[6]Sources checked:
Yes

Paid plans use the desktop Bridge local SMTP proxy; direct access is not provided.

Third-party IMAP/SMTP clients require the paid Proton Mail Bridge.

[6]Sources checked:
API access
Not confirmed
Not confirmed
Inbox protected by an access credential
Not confirmed
Not confirmed
Extend address lifetime
Not confirmed
Not confirmed
Messages expire within 24 hours
Not confirmed
Not confirmed

Official sources

  1. Plans · 2026-11-02
  2. Catch-all · 2026-11-02
  3. Two-factor authentication · 2026-11-02
  4. Mail support · 2026-11-02
  5. Proton End-to-end Encryption · 2026-11-02
  6. Proton Mail Bridge Setup · 2026-11-02
  7. Proton Mail Product · 2026-11-02
  8. Proton Addresses and Aliases · 2026-11-02
  9. Free Mail storage setup · 2026-11-02
  10. Storage allowances · 2026-11-02
  11. Keyboard shortcuts · 2026-11-02
  12. Inactive accounts · 2026-11-02
  13. Human verification · 2026-11-02

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