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Crab Fit alternatives · Calendar

Crab Fit alternatives with an iPhone and iPad app

The Crab Fit listing does not include an iPhone and iPad app. 44 of the 75 other calendar and scheduling apps in this directory list an iPhone and iPad app.

Crab Fit is free to use. 36 of them are free or have a free plan.

44 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

The 12 closest to Crab Fit

  1. Cal.com

    Scheduling platform with a free plan, API and embeds

    • Cal.com starts at $12 per user / month, billed yearly ($16 billed monthly). Crab Fit is free.
    • Only Cal.com lists macOS, Windows, Linux and iOS apps.
    • Crab Fit is open source, according to its own site.
    • Cal.com also covers booking links and workflow automation.
    Cal.com pricing and details

  2. Proton Calendar

    End-to-end encrypted calendar from the maker of Proton Mail

    • Proton Calendar starts at $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly. Crab Fit is free.
    • Only Proton Calendar lists macOS, Windows, Linux and iOS apps.
    • Only Crab Fit lists a browser extension.
    • Proton Calendar is end-to-end encrypted, according to its own site.
    Proton Calendar pricing and details

  3. Tuta Calendar

    End-to-end encrypted calendar bundled with Tuta Mail

    • Tuta Calendar starts at €3 per month, paid yearly (€3.60 paid monthly). Crab Fit is free.
    • Only Tuta Calendar lists macOS, Windows, Linux and iOS apps.
    • Only Crab Fit lists a browser extension.
    • Tuta Calendar is end-to-end encrypted, according to its own site.
    Tuta Calendar pricing and details

  4. Howbout

    Shared calendar app that shows when friends and family are free

    • Howbout starts at $3.99 per month, or $39.99 per year (Howbout+, US App Store). Crab Fit is free.
    • Only Howbout lists an iOS app.
    • Only Crab Fit lists a web app.
    • Only Crab Fit lists a browser extension.
    Howbout pricing and details

  5. Fantastical

    Calendar and tasks app for Apple devices, Windows and Googlebook

    • Fantastical starts at $4.75 per month, billed annually ($6.99 billed monthly). Crab Fit is free.
    • Only Fantastical lists macOS, Windows and iOS apps.
    • Only Crab Fit lists a web app.
    • Only Crab Fit lists an Android app.
    Fantastical pricing and details

  6. Notion Calendar

    Free calendar app that connects to Notion databases

    • Notion Calendar is free. Crab Fit is free.
    • Only Notion Calendar lists macOS, Windows and iOS apps.
    • Only Crab Fit lists a browser extension.
    • Crab Fit is open source and self-hostable, according to its own site.
    Notion Calendar pricing and details

  7. Google Calendar

    Online calendar from Google, free with a personal account

    • Google Calendar starts at $7 per user / month with a 1-year commitment (Workspace Business Starter). Crab Fit is free.
    • Only Google Calendar lists an iOS app.
    • Only Crab Fit lists a browser extension.
    • Crab Fit is open source and self-hostable, according to its own site.
    Google Calendar pricing and details

  8. Calendly

    Booking links and team scheduling for external meetings

    • Calendly starts at $10 per seat / month, billed yearly. Crab Fit is free.
    • Only Calendly lists an iOS app.
    • Crab Fit is open source and self-hostable, according to its own site.
    • Calendly also covers meeting notes, transcription and booking links.
    Calendly pricing and details

  9. Vimcal

    Fast calendar for people with heavy meeting schedules

    • Vimcal starts at $25 per month, billed yearly ($300 per year); $35 billed monthly. Crab Fit is free.
    • Only Vimcal lists macOS, Windows and iOS apps.
    • Only Crab Fit lists an Android app.
    • Only Crab Fit lists a browser extension.
    Vimcal pricing and details

  10. Apple Calendar

    Free built-in calendar for iPhone, iPad, Mac and iCloud.com

    • Apple Calendar is free. Crab Fit is free.
    • Only Apple Calendar lists macOS and iOS apps.
    • Only Crab Fit lists an Android app.
    • Only Crab Fit lists a browser extension.
    Apple Calendar pricing and details

  11. Acuity Scheduling

    Appointment booking, payments and reminders for service businesses

    • Acuity Scheduling starts at $16 per month, billed annually ($20 billed monthly). Crab Fit is free.
    • Crab Fit has a free plan. Acuity Scheduling does not, though it has a free trial.
    • Only Acuity Scheduling lists an iOS app.
    • Only Crab Fit lists a browser extension.
    Acuity Scheduling pricing and details

  12. TimeTree

    Shared calendar app for families, couples and groups

    • TimeTree starts at $4.49 per month, or $44.99 per year. Crab Fit is free.
    • Only TimeTree lists an iOS app.
    • Only Crab Fit lists a browser extension.
    • Crab Fit is open source and self-hostable, according to its own site.
    TimeTree pricing and details

32 more that list an iPhone and iPad app

All 44 in one table

Common questions

Which Crab Fit alternatives have an iPhone and iPad app?

Cal.com, Proton Calendar, Tuta Calendar, Howbout, Fantastical, Notion Calendar, Google Calendar, Calendly and 36 more list an iPhone and iPad app.

Does Crab Fit have an iPhone and iPad app?

The Crab Fit listing does not include an iPhone and iPad app. It lists Web, Android and Browser extension.

Which of these calendar and scheduling apps are free?

Cal.com, Proton Calendar, Tuta Calendar, Howbout, Fantastical, Notion Calendar, Google Calendar, Calendly and 28 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Crab Fit: the alternatives its listing names first, then the tools that share the most features with it.