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Cfait alternatives: 3 apps ranked by verified data

Facts checked Oct 29, 2026AppBreakup editorialHow we rank

Common reasons people leave Cfait: no iOS app, and macOS isn't an officially supported target, and sync requires running or renting a CalDAV server. We ranked 3 alternatives by how directly each one replaces Cfait, then by reviews, real visits and how recently each app's facts were checked against its own website. Tasks.org currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Tasks.org logoTasks.orgOpen sourceYesAndroid4 of 468.8
2Planify logoPlanifyOpen sourceYesLinux4 of 464.8
3Thunderbird logoThunderbirdOpen sourceYesWindows, macOS, Linux +15 of 552.6
  1. Tasks.org logo

    1. Tasks.orgTop pick

    Best for: Android users who want an open-source task app with CalDAV or Google Tasks sync

    Open sourceSelf-hostableAndroid

    68.8

    score / 100

    Why switch from Cfait

    Popular open-source Android to-do app that also syncs with CalDAV servers.

    Pros

    • Free and open source with no ads
    • Syncs with Google Tasks, Microsoft To Do and CalDAV
    • Works offline with no account

    Cons

    • No iOS app; desktop app still in alpha
    • Self-hosted sync needs a paid unlock
    • Design is functional rather than polished
    Visit Tasks.org Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

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

    Is Tasks.org a good Cfait alternative?

    Verified facts

    4 of 4 verified
    License
    GPLv3
    Checked Oct 29, 2026tasks.org(opens source in a new tab)
    Free plan
    Yes, free forever on Android
    Checked Oct 29, 2026tasks.org(opens source in a new tab)
    Cloud plan
    $2.49/month billed annually ($29.99/year)
    Checked Oct 29, 2026tasks.org(opens source in a new tab)
    Sync options
    Google Tasks, CalDAV, EteSync, DecSync and more
    Checked Oct 29, 2026tasks.org(opens source in a new tab)
  2. Planify logo

    2. Planify

    Best for: Linux desktop users who want a native app, optionally synced with Todoist or Nextcloud

    Open sourceLinux

    64.8

    score / 100

    Why switch from Cfait

    A polished Linux desktop task manager with Nextcloud/CalDAV and Todoist sync.

    Pros

    • Native, modern GNOME interface
    • Syncs with Todoist, Nextcloud and CalDAV
    • Free and open source with no account needed

    Cons

    • Linux only
    • Relies on other apps for mobile access
    • Smaller feature set than Todoist itself
    Visit Planify Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

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

    Is Planify a good Cfait alternative?

    Verified facts

    4 of 4 verified
    License
    GPL-3.0
    Checked Oct 29, 2026useplanify.com(opens source in a new tab)
    Sync
    Todoist and Nextcloud
    Checked Oct 29, 2026useplanify.com(opens source in a new tab)
    Offline mode
    Yes
    Checked Oct 29, 2026useplanify.com(opens source in a new tab)
    Distribution
    Flathub
    Checked Oct 25, 2026useplanify.com(opens source in a new tab)
  3. Thunderbird logo

    3. Thunderbird

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

    Open sourceWindows, macOS, Linux, Android

    52.6

    score / 100

    Why switch from Cfait

    Its built-in task list syncs with CalDAV, handy if you already use it for mail.

    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 ×0.346
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

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

    Is Thunderbird a good Cfait alternative?

    Verified facts

    5 of 5 verified
    Desktop platforms
    Windows, Linux, macOS
    Checked Oct 29, 2026thunderbird.net(opens source in a new tab)
    Price
    Free, funded by donations
    Checked Oct 29, 2026thunderbird.net(opens source in a new tab)
    Mobile app
    Open-source Android app
    Checked Oct 29, 2026thunderbird.net(opens source in a new tab)
    Android app origin
    Formerly K-9 Mail
    Checked Oct 29, 2026github.com(opens source in a new tab)
    Android app license
    Apache-2.0
    Checked Oct 29, 2026github.com(opens source in a new tab)

The best Cfait alternative for…

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

Tasks.org logo

Best Cfait alternative for most people

Tasks.org

Popular open-source Android to-do app that also syncs with CalDAV servers.

Planify logo

Best Cfait alternative for a free option

Planify

A polished Linux desktop task manager with Nextcloud/CalDAV and Todoist sync.

Thunderbird logo

Best Cfait alternative for open source

Thunderbird

Its built-in task list syncs with CalDAV, handy if you already use it for mail.

Tasks.org logo

Best Cfait alternative for self-hosting

Tasks.org

Popular open-source Android to-do app that also syncs with CalDAV servers.

Thunderbird logo

Best Cfait alternative for Mac

Thunderbird

Its built-in task list syncs with CalDAV, handy if you already use it for mail.

Thunderbird logo

Best Cfait alternative for Windows

Thunderbird

Its built-in task list syncs with CalDAV, handy if you already use it for mail.

Planify logo

Best Cfait alternative for Linux

Planify

A polished Linux desktop task manager with Nextcloud/CalDAV and Todoist sync.

Cfait alternatives: common questions

What is the best alternative to Cfait?

Tasks.org ranks first right now. Popular open-source Android to-do app that also syncs with CalDAV servers. Planify and Thunderbird follow it in our ranking.

Is there a free alternative to Cfait?

Yes. Tasks.org (open source), Planify (open source) 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 Cfait?

Yes: Tasks.org, Planify and Thunderbird. Tasks.org can also be self-hosted.

Which Cfait alternatives work on Linux?

Planify and Thunderbird run on Linux.

Why do people switch from Cfait?

The complaints we hear most: no iOS app, and macOS isn't an officially supported target; sync requires running or renting a CalDAV server; developed by one person, so support depends on their time.

How is this list ranked?

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