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Best Secure Email Providers in 2026

Secure email providers can help protect private correspondence while supporting the everyday work of managing an inbox. Compared on end-to-end encryption and encrypted calendar support, the entries also show custom domains, email aliases, mailbox storage, and mail protocol support. Check free-plan availability and the paid-from price alongside those features. Aster Mail, eclipso Mail Europe, and Proton Mail are among the providers shown, as are Tuta Mail and Disroot Email. Consider how you access email, how much storage you need, and whether aliases or a custom domain matter for your setup.

  1. 1

    Aster Mail

    by Aster Mail
    Free plan Open source AndroidiPhoneLinux+3

    Aster Mail pairs a free encrypted-email tier with desktop apps, Bridge, and mailbox migration and export options. Check the free-plan limits and annual billing terms before choosing a paid tier.

    9.3 Free plan · paid from $2.42/user/mo (annual) Visit site
  2. 2

    Disroot Email

    by Disroot Email
    Free plan Open source AndroidExtensioniPhone+4

    Choose Disroot Email if you want a free mailbox with webmail, standard mail protocols and broad suggested client compatibility.

    9.2 Free plan Visit site
  3. 3

    Neir

    by Neir
    Free plan Open source AndroidAPIiPhone+4

    Neir offers several ways to access email, with encryption for webmail copies but not ordinary end-to-end email.

    8.9 Free plan · paid from $4.99/mo Visit site
  4. 4

    eclipso Mail Europe

    by eclipso Mail Europe
    Free plan AndroidiPhoneMac+2

    eclipso Mail Europe combines communication and productivity tools with desktop client support and mobile apps.

    7.6 Free plan · paid from €1.49/mo Visit site
  5. 5

    EPRIVO

    by EPRIVO
    Free plan AndroidAPIiPhone+3

    Choose EPRIVO if private email controls, encrypted collaboration, or privacy features for Telegram fit your needs.

    7.6 From $0.42/user/mo (annual) · 14-day trial Visit site
  6. 6

    Cybrmail

    by Cybrmail
    Free plan AndroidiPhoneWeb

    Cybrmail combines email, AI, wallet messaging and physical mail handling, with on-device encryption described by its maker.

    7.5 Free plan Visit site
  7. 7

    Mailfence

    by Mailfence
    Free plan AndroidAPIiPhone+4

    Mailfence combines encrypted email with storage and connectivity options that differ by plan. Check the tier details for required aliases, domain support, and mail protocol access.

    7.4 Free plan · paid from €2.50/mo (annual) Visit site
  8. 8

    mail.de

    by mail.de
    Free plan WebiPhoneAndroid

    mail.de offers free and paid plans with differing storage, alias, and sending limits. Compare those limits and the paid plans' upfront term billing before choosing.

    7.3 Free plan · paid from €0.99/mo · 30-day trial Visit site
  9. 9

    NevTan Mail

    Free plan AndroidiPhoneMac+2

    NevTan Mail combines custom-domain email with calendar, meetings, and team tools, with plans ranging from a free option to paid annual tiers.

    7.3 Free plan · paid from $2/yr Visit site
  10. 10

    Mailo

    by Mailo
    Free plan AndroidiPhoneWeb

    Mailo combines email with calendar, address book, cloud, and sharing services, and offers migration tools for switching providers.

    7.2 Free plan · paid from €1.50/user/mo Visit site
  11. 11

    OwnMail

    Free plan AndroidiPhoneWeb

    OwnMail combines encrypted email, aliases, custom domains, and optional inbox assistance across web and phone.

    7.1 Free plan · paid from $4.99/mo · 14-day trial Visit site
  12. 12

    PrivMail

    Free plan AndroidiPhoneLinux+3

    PrivMail combines encrypted email with file storage and productivity tools across several platforms.

    7.1 From $12.95/user/mo Visit site
  13. 13

    Proton Mail

    by Proton Mail
    Free plan WebWindowsMac+3

    Proton Mail offers encrypted email with a free tier and a set of privacy and organization features. Check the free storage detail and confirm current paid pricing before deciding which plan fits.

    7.1 Free plan Visit site
  14. 14

    QeyeT

    Free plan AndroidiPhoneLinux+2

    Choose QeyeT if you need encrypted communications, custom-domain company mail, or a guided organizational pilot.

    7.1 Pricing on request Visit site
  15. 15

    Private.Ki Mail

    Free plan AndroidiPhoneWeb

    Choose Private.Ki Mail if you want device-encrypted messages between its users, with public-key tools for PGP email and availability on web, iOS and Android.

    7.0 Free plan Visit site
  16. 16

    SecureMyEmail

    by SecureMyEmail
    Free plan AndroidiPhoneMac+2

    Choose SecureMyEmail if you want end-to-end encrypted email with an existing provider and need access on desktop and mobile platforms.

    7.0 Free plan · 30-day trial Visit site
  17. 17

    Tuta Mail

    by Tuta Mail
    Free plan AndroidiPhoneLinux+2

    Tuta Mail pairs encrypted email with calendar features and a free starting plan. Consider its lack of mail protocol support and the annual billing terms for paid plans when choosing it.

    6.9 Free plan · paid from €3/user/mo (annual) Visit site
  18. 18

    CounterMail

    by CounterMail
    Free trial AndroidLinuxMac+2

    CounterMail lists encryption, IMAP access and several privacy-oriented features, but new registrations are closed.

    6.6 From $3.29/user/mo · 10-day trial Visit site
  19. 19

    Hushmail

    by Hushmail
    Free trial AndroidiPhoneMac+2

    Choose Hushmail for encrypted email, or consider its Healthcare plans for forms, e-signatures, and a BAA.

    6.4 From $59.99/user/yr · 14-day trial Visit site
  20. 20

    Mailopoly

    by Mailopoly
    Free trial AndroidAPIiPhone+3

    Mailopoly is designed for consolidating email and selected business channels with filtering and AI help. Choose a plan based on account needs and whether channel connections are required.

    6.2 From $4.89/mo (annual) · 7-day trial Visit site
  21. 21

    Kolab Now

    by Kolab Now
    Paid WebWindowsMac+3

    Pick Kolab Now for paid email or groupware with broad platform coverage, custom domains, and standard mail protocols. Consider another service if end-to-end encryption or a free plan is essential.

    5.9 From 5 CHF/user/mo · 30-day trial Visit site
  22. 22

    mailbox

    by mailbox
    Paid WebiPhoneAndroid+3

    Choose mailbox if you want email with end-to-end encryption and access across web, desktop, and mobile platforms.

    5.9 From €1/user/mo (annual) · 30-day trial Visit site
  23. 23

    Posteo

    by Posteo
    Paid AndroidiPhoneMac+2

    Posteo combines encrypted mail, broad client access, and privacy-oriented account practices. Users should compare the paid plans and storage allowances with their mailbox needs.

    5.6 Visit site
  24. 24

    Private-Mail

    Paid AndroidiPhoneLinux+3

    Choose Private-Mail if you want OpenPGP email with encrypted file storage and sharing across web, desktop, and mobile.

    5.6 Free plan Visit site
  25. 25

    Runbox

    by Runbox
    Paid WebiPhoneAndroid

    Runbox combines email, file storage, domain options and aliases across four annual-billing plans. Compare each plan’s storage and domain limits against your needs; there is no free plan.

    5.3 From €1.66/user/mo (annual) · 30-day trial Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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