Runbox alternatives 2026: 7 options compared by facts

Services from our Email Providers ranking you can choose instead of Runbox, by Score. For each one we show the factors where it beats Runbox.

Runbox: Our Score 40/100 See the full ranking

  1. 1

    Proton Mail

    80/100

    Stronger than Runbox in: Privacy & security, Price, Features

    Built-in end-to-end encryption
    Yes
    Cheapest paid plan per month (monthly billing)
    $4.99
    Free plan
    Yes
    Your own domain
    Yes
  2. 2

    mailbox.org

    70/100

    Stronger than Runbox in: Privacy & security, Price, Features

    Built-in end-to-end encryption
    Yes
    Cheapest paid plan per month (monthly billing)
    $4.49
    Free plan
    No
    Your own domain
    Yes
  3. 3

    Zoho Mail

    69/100

    Stronger than Runbox in: Privacy & security, Price, Features

    Built-in end-to-end encryption
    Yes
    Cheapest paid plan per month (monthly billing)
    Not verified
    Free plan
    Yes
    Your own domain
    Yes
  4. 4

    Tuta (Tutanota)

    61/100

    Stronger than Runbox in: Privacy & security, Price

    Built-in end-to-end encryption
    Yes
    Cheapest paid plan per month (monthly billing)
    Not verified
    Free plan
    Yes
    Your own domain
    Yes
  5. 5

    Mailfence

    57/100

    Stronger than Runbox in: Privacy & security, Price, Features

    Built-in end-to-end encryption
    Yes
    Cheapest paid plan per month (monthly billing)
    Not verified
    Free plan
    Yes
    Your own domain
    Yes
  6. 6

    Fastmail

    50/100

    Stronger than Runbox in: Price, Features

    Built-in end-to-end encryption
    No
    Cheapest paid plan per month (monthly billing)
    $6.00
    Free plan
    No
    Your own domain
    Yes
  7. 7

    StartMail

    49/100

    Stronger than Runbox in: Privacy & security, Features

    Built-in end-to-end encryption
    Yes
    Cheapest paid plan per month (monthly billing)
    Not verified
    Free plan
    No
    Your own domain
    Yes