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Best Mailbutler Smart Assistant Alternatives in 2026

12 apps from email clients ranked against Mailbutler Smart Assistant on the same published basis.

  1. 1
    Mozilla Thunderbird Free plan Open sourceAndroidLinuxMacWin Free9.7
    Mailbutler Smart Assistant vs Mozilla Thunderbird
  2. 2
    Zoho Mail Free plan AndroidiOSLinuxMacWeb $0.08/mo9.7
    Mailbutler Smart Assistant vs Zoho Mail
  3. 3
    Spark Mail Free plan AndroidiOSMacWin $8.25/mo9.7
    Mailbutler Smart Assistant vs Spark Mail
  4. 4
    eM Client Free plan AndroidiOSMacWin $3.33/mo9.7
    Mailbutler Smart Assistant vs eM Client
  5. 5
    Newton Mail Free plan AndroidiOSMacWin $5/mo9.5
    Mailbutler Smart Assistant vs Newton Mail
  6. 6
    Canary Mail Free plan AndroidiOSMacWin $3/mo9.4
    Mailbutler Smart Assistant vs Canary Mail
  7. 8
    Apple Mail MaciOS 9.3
    Mailbutler Smart Assistant vs Apple Mail
  8. 9
    BlueMail WinMacLinuxiOSAndroid 9.3
    Mailbutler Smart Assistant vs BlueMail
  9. 10
    Spike Free plan WebWinMaciOSAndroid $4/mo9.3
    Mailbutler Smart Assistant vs Spike
  10. 11
    Airmail Free plan iOSMac $2.50/mo9.3
    Mailbutler Smart Assistant vs Airmail
  11. 12
    Epistles Mail Free plan AndroidiOSLinuxMacWeb $2.92/mo9.3
    Mailbutler Smart Assistant vs Epistles Mail
  12. 13
    FairEmail Android 9.1
    Mailbutler Smart Assistant vs FairEmail
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