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    Calendar 366 Alternatives

    Calendar 366 is described as 'Appointments and reminders, meetings and deadlines, birthdays and dates - make the most of your time with Calendar 366 II!' and is a Calendar in the Office & Productivity category. There are more than 10 alternatives to Calendar 366 for a variety of platforms, including Mac, iPhone, iPad, Apple Watch and Android Tablet. The best alternative is Itsycal, which is both free and Open Source. Other great apps like Calendar 366 are Fantastical (Paid), Kalendar (Free, Open Source), BusyCal (Paid) and Day-O (Free).

    This page was last updated May 5, 2022
    • Mac
    • iPhone
    • iPad
    • Apple Watch
    Appointments and reminders, meetings and deadlines, birthdays and dates - make the most of your time with Calendar 366 II!
    Learn more about Calendar 366

    1. Itsycal is a tiny menu bar calendar. If you want, it will display your events as a companion to the Mac Calendar app.
    2. Fantastical is a flexible calendar with natural language event creation, a beautiful calendar and event list, support for CalDAV (including Google Calendar delegates) automatic alarms, and instant searching.


    3. Kalendar is a Kirigami-based calendar application that uses Akonadi. It lets you add, edit and delete events from local and remote accounts of your choice, while keeping changes syncronised across your Plasma desktop or phone.
    4. BusyCal is the most powerful, flexible, heavily customizable, reliable calendar app for macOS.
    5. Day-O is a simple menu bar clock replacement with a simple calendar for your Mac. Which uses strftime style customisation.


      • Mac
      Dato is a replacement for the system menu bar clock.
    6. Butleroy finds time for you and your friends. It is an automatic calendar planner app that integrates with existing calendars. It also helps you to manage your to-dos and schedules tasks when you actually have time.
    7. InstaCal is an affordable, yet powerful calendar app that puts all your events right at your fingertips, always available in your Mac's menu bar. InstaCal is quick and convenient, and can be opened at any time with a configurable keyboard shortcut.
    8. Put a calendar on your menu bar, and access your calendar, weather, and more at a glance.
    9. Peek is a simple to use calendar for your iPhone.
    Showing 10 of 13 alternatives