Software Alternatives, Accelerators & Startups

BusyCal

powerful calendar app for macOS.

Some of the top features or benefits of BusyCal are: Customization, Weather Integration, Natural Language Input, Task Management, Multiple Calendar Views, Resource Scheduling, and Syncing. You can visit the info page to learn more.

Best BusyCal Alternatives & Competitors in 2025

The best BusyCal alternatives based on verified products, community votes, reviews and other factors.
Filter: 5 Open-Source Alternatives. Latest update:

  1. 44

    Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.

    Key Fantastical 2 features:

    User Interface Natural Language Parsing Integrations Reminders

    /fantastical-2-alternatives
  2. 37

    Spend less time managing your day & more time enjoying it.

    Key Google Calendar features:

    Cross-Platform Accessibility Integration with Other Google Services Collaborative Features Event Notifications

    /google-calendar-alternatives
  3. Managing contracts just got easier with CobbleStone!

    Key CobbleStone Software features:

    Contract Lifecycle Management Contract management Contract Analytics Workflow Management

    Try for free freemium $59.0 / Monthly (Unlimited contract storage)

    Try for free
  4. 31

    Itsycal for Mac. Itsycal is a tiny menu bar calendar. If you want, it will display your events as a companion to the Mac Calendar app. You can also create and delete (but not edit) events. Download Itsycal for macOS 10.

    Key Itsycal features:

    Lightweight Menubar Integration Free and Open Source Customization Options

    /itsycal-alternatives
  5. 22

    All-in-one Calendar, Tasks & Scheduler. Morgen is the single hub for everything that revolves around time management.

    Key Morgen.so features:

    User-Friendly Interface Cross-Platform Support Integration with Popular Tools Time Blocking Feature

    /morgen-so-alternatives
  6. 18

    Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

    Key Microsoft Outlook features:

    Integration with Microsoft Ecosystem Calendar and Task Management Strong Security Features Customizable Interface

    /microsoft-outlook-alternatives
  7. 19

    Calendar is a time-management web application by Microsoft.

    Key Microsoft Outlook Calendar features:

    Integration with Microsoft Ecosystem Cross-Platform Compatibility Shared Calendars Advanced Scheduling Features

    /microsoft-outlook-calendar-alternatives
  8. 23

    Rainlendar - Customizable desktop calendar.

    Key Rainlendar features:

    Customizable Cross-Platform Lightweight Multiple Calendar Support

    /rainlendar-alternatives
  9. 11

    Informant for Mac is the hottest new productivity software for mac users. Organize Tasks Projects, Notes, Calendar, all in one app. Free Trial Available.

    Key Informant features:

    Comprehensive Features Cross-Platform Syncing Customizability User-Friendly Interface

    /informant-alternatives
  10. 11

    Power through the day without your calendar.

    Key Superpowered features:

    High-Quality Sound Low Latency Cross-Platform Support Wide Range of Audio Features

    /superpowered-alternatives
  11. The most complete and powerful menu bar calendar for macOS.

    Key Calendar 366 II features:

    User-friendly Interface Customization Options Integration Quick Access Menu Bar

    /calendar-366-ii-alternatives
  12. The simple and connected calendar.

    Key Kin Calendar features:

    Ease of Use Cross-Platform Compatibility Collaborative Features Privacy Focused

    /kin-calendar-alternatives
  13. 16

    A simple calendar with events (optional recurring and reminders), week numbers and a customizable...

    Key Simple Calendar features:

    Open Source Privacy-Focused Ad-Free Experience Offline Functionality

    Open Source

    /simple-calendar-alternatives
  14. 12

    The missing menu bar calendar for MacOS.

    Key InstaCal features:

    User-Friendly Interface Integration Cross-Platform Availability Custom Notifications

    /instacal-alternatives
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