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MailMate alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave MailMate: mac only, with no mobile app, and dated interface. We ranked 5 alternatives by how directly each one replaces MailMate, then by reviews, real visits and how recently each app's facts were checked against its own website. Apple Mail currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Apple Mail logoApple MailFreeNomacOS, iOS3 of 366.5
2NeoMutt logoNeoMuttOpen sourceYesLinux, macOS4 of 462.6
3Airmail logoAirmailFree plan + paidNomacOS, iOS3 of 359.6
4Thunderbird logoThunderbirdOpen sourceYesWindows, macOS, Linux +15 of 557.2
5Mimestream logoMimestreamPaidNomacOS4 of 455.3
  1. Apple Mail logo

    1. Apple MailTop pick

    Best for: Apple device owners who want a free, built-in client for all their accounts

    FreemacOS, iOS

    66.5

    score / 100

    Why switch from MailMate

    Free and built in, with a more modern interface and iPhone sync.

    Pros

    • Preinstalled and free on every Mac, iPhone and iPad
    • Mail Privacy Protection hides your IP and blocks tracking pixels
    • Handles iCloud, Gmail, Exchange and IMAP in one inbox

    Cons

    • Only runs on Apple devices
    • Rules and search are basic compared with power-user clients
    • Gmail labels and categories behave awkwardly
    Visit Apple Mail Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Apple Mail a good MailMate alternative?

    Verified facts

    3 of 3 verified
    Supported accounts
    iCloud, Gmail, Exchange and other IMAP
    Checked Oct 25, 2026support.apple.com(opens source in a new tab)
    Automatic categories
    Yes
    Checked Oct 25, 2026support.apple.com(opens source in a new tab)
    Sender blocking
    Yes
    Checked Oct 25, 2026support.apple.com(opens source in a new tab)
  2. NeoMutt logo

    2. NeoMutt

    Best for: Developers and terminal users who want a fast, scriptable mail client

    Open sourceLinux, macOS

    62.6

    score / 100

    Why switch from MailMate

    Even more keyboard-driven and scriptable, in the terminal.

    Pros

    • Fully keyboard-driven and highly scriptable
    • Works with IMAP, Maildir and tools like notmuch
    • Free, open source and very lightweight

    Cons

    • Steep learning curve and lengthy setup
    • HTML email is awkward in a terminal
    • No graphical interface or mobile version
    Visit NeoMutt Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is NeoMutt a good MailMate alternative?

    Verified facts

    4 of 4 verified
    License
    GPL-2.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Type
    Command-line mail reader
    Checked Oct 25, 2026neomutt.org(opens source in a new tab)
    Origin
    Fork of Mutt
    Checked Oct 25, 2026neomutt.org(opens source in a new tab)
    Configuration
    Highly configurable, with sample config files
    Checked Oct 25, 2026neomutt.org(opens source in a new tab)
  3. Airmail logo

    3. Airmail

    Best for: Apple users who want to customise every action and send mail to other apps

    Free plan + paidmacOS, iOS

    59.6

    score / 100

    Why switch from MailMate

    A customisable Apple client with mobile apps.

    Pros

    • Huge range of settings, swipe actions and rules
    • Sends emails directly to task and note apps
    • Runs on Mac, iPhone, iPad and Vision Pro

    Cons

    • Apple platforms only
    • Settings can be overwhelming
    • Has had stretches of slow updates and sync bugs
    Visit Airmail Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Airmail a good MailMate alternative?

    Verified facts

    3 of 3 verified
    Platforms
    iPhone, iPad, Mac, Vision Pro
    Checked Oct 25, 2026airmailapp.com(opens source in a new tab)
    Business edition
    No subscription, Pro features unlocked
    Checked Oct 25, 2026airmailapp.com(opens source in a new tab)
    Award
    Apple Design Award
    Checked Oct 25, 2026airmailapp.com(opens source in a new tab)
  4. Thunderbird logo

    4. Thunderbird

    Best for: Desktop users who want a free, private, customisable mail and calendar app

    Open sourceWindows, macOS, Linux, Android

    57.2

    score / 100

    Why switch from MailMate

    Free open-source client with OpenPGP and add-ons, on any desktop.

    Pros

    • Free, open source and funded by donations, with no ads
    • Built-in OpenPGP, calendar, filters and many add-ons
    • Runs on Windows, Mac, Linux and Android

    Cons

    • No web version and no released iOS app yet
    • Add-ons sometimes break after major updates
    • Exchange setups can need extra configuration
    Visit Thunderbird Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Thunderbird a good MailMate alternative?

    Verified facts

    5 of 5 verified
    Desktop platforms
    Windows, Linux, macOS
    Checked Oct 25, 2026thunderbird.net(opens source in a new tab)
    Price
    Free, funded by donations
    Checked Oct 25, 2026thunderbird.net(opens source in a new tab)
    Mobile app
    Open-source Android app
    Checked Oct 25, 2026thunderbird.net(opens source in a new tab)
    Android app origin
    Formerly K-9 Mail
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Android app license
    Apache-2.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
  5. Mimestream logo

    5. Mimestream

    Best for: Mac users whose email is entirely on Gmail or Google Workspace

    PaidmacOS

    55.3

    score / 100

    Why switch from MailMate

    A modern native Mac client if your mail is on Gmail.

    Pros

    • Uses the Gmail API, so labels and filters work properly
    • Fast, native Mac app with good keyboard support
    • Family sharing included in the individual plan

    Cons

    • Gmail and Google Workspace accounts only
    • Mac only, with iOS still in beta
    • Subscription with no free tier
    Visit Mimestream Details and reviews
    How this score is calculated
    Editorial fit ×0.363
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Mimestream a good MailMate alternative?

    Verified facts

    4 of 4 verified
    Price
    $49.99/year or $4.99/month
    Checked Oct 25, 2026mimestream.com(opens source in a new tab)
    Free trial
    14 days
    Checked Oct 25, 2026mimestream.com(opens source in a new tab)
    Supported accounts
    Gmail only
    Checked Oct 25, 2026mimestream.com(opens source in a new tab)
    iPhone and iPad
    In beta
    Checked Oct 25, 2026mimestream.com(opens source in a new tab)

The best MailMate alternative for…

The highest-ranked app in this list for each need.

Apple Mail logo

Best MailMate alternative for most people

Apple Mail

Free and built in, with a more modern interface and iPhone sync.

NeoMutt logo

Best MailMate alternative for a free option

NeoMutt

Even more keyboard-driven and scriptable, in the terminal.

Airmail logo

Best MailMate alternative for a free plan you can upgrade

Airmail

A customisable Apple client with mobile apps.

Thunderbird logo

Best MailMate alternative for open source

Thunderbird

Free open-source client with OpenPGP and add-ons, on any desktop.

Mimestream logo

Best MailMate alternative for Mac

Mimestream

A modern native Mac client if your mail is on Gmail.

Thunderbird logo

Best MailMate alternative for Windows

Thunderbird

Free open-source client with OpenPGP and add-ons, on any desktop.

NeoMutt logo

Best MailMate alternative for Linux

NeoMutt

Even more keyboard-driven and scriptable, in the terminal.

MailMate alternatives: common questions

What is the best alternative to MailMate?

Apple Mail ranks first right now. Free and built in, with a more modern interface and iPhone sync. NeoMutt and Airmail follow it in our ranking.

Is there a free alternative to MailMate?

Yes. Apple Mail (free), NeoMutt (open source), Airmail (free plan + paid) and Thunderbird (open source) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to MailMate?

Yes: NeoMutt and Thunderbird.

Which MailMate alternatives work on Linux?

NeoMutt and Thunderbird run on Linux.

Why do people switch from MailMate?

The complaints we hear most: mac only, with no mobile app; dated interface; slow development pace.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces MailMate, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.