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Instead of KumoMTA

KumoMTA alternatives

Apps that do what KumoMTA does, from the email server software list, the ones you can start free with first.

  1. 1

    Mailu

    Free plan APILinuxSelf-hosted+1
    7.3 Free plan Visit site
  2. 2

    Maddy Mail Server

    Free plan LinuxSelf-hosted
    7.1 Free plan Visit site
  3. 3

    poste.io

    Free plan APILinuxSelf-hosted+1
    7.1 Free plan · paid from $349/yr Visit site
  4. 4

    Docker Mailserver

    Free plan LinuxSelf-hosted
    7.0 Open source Visit site
  5. 5

    Mail-in-a-Box

    Free plan APILinuxSelf-hosted+1
    7.0 Open source Visit site
  6. 6

    Modoboa

    Free plan LinuxSelf-hostedWeb
    7.0 Free plan Visit site
  7. 7

    SmarterMail

    Free plan AndroidiPhoneLinux+3
    7.0 Free plan · paid from $500 · 30-day trial Visit site
  8. 8

    Stalwart Mail Server

    Free plan APILinuxMac+3
    7.0 Free plan · paid from $2.40/yr · 30-day trial Visit site
  9. 9

    Zimbra Collaboration

    Free plan AndroidiPhoneLinux+4
    6.9 Free plan Visit site
  10. 10

    grommunio

    Free plan AndroidiPhoneLinux+3
    6.8 Free plan · paid from €1.99/user/mo Visit site
  11. 11

    Pegasus Mail

    Free plan Windows
    6.7 Free plan Visit site
  12. 12

    Postfix

    Free plan LinuxMacSelf-hosted
    6.6 Open source Visit site
  13. 13

    Whitemail

    Free plan AndroidiPhoneWeb
    6.1 Free plan · pricing on request Visit site
  14. 14

    OpenSMTPD

    Free plan LinuxMac
    5.8 Free plan Visit site
  15. 15

    Stalwart Mail Server

    by Stalwart Labs
    Free plan
    5.7 Visit site
  16. 16

    Synology MailPlus Server

    Free plan AndroidiPhoneWeb
    5.7 Free plan Visit site
  17. 17

    Microsoft Exchange Online

    by Microsoft Exchange Online
    Paid AndroidiPhoneMac+2
    5.6 Visit site
  18. 18

    RabiMail

    Paid AndroidiPhoneLinux+3
    4.9 From ₹199/mo · 30-day trial Visit site
  19. 19

    CommuniGate Pro

    Paid LinuxMacWindows
    4.8 Pricing on request Visit site
  20. 20

    EVO Mail Server

    Paid Windows
    4.7 From $259 Visit site
  21. 21

    GreenArrow Engine On-Premises

    Paid Linux
    4.7 From $600/mo Visit site
  22. 22

    Mailbux Self-Hosted

    Paid Linux
    4.5 From $1,499 Visit site
  23. 23

    MDaemon Email Server

    Paid WebWindows
    4.2 30-day trial Visit site

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