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aCalendar alternatives

aCalendar compared with 7 alternatives: Business Calendar 2, DigiCal, CalenGoo, One Calendar, Google Calendar and 2 more.

aCalendar has a free plan. Paid plans start at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99. 6 of the 7 alternatives are free or have a free plan. One more offers a free trial.

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

At a glance

ToolPriceFree planRuns on
aCalendarThis toolFree plan · from $2.49 one-timeYesAndroid
Business Calendar 2Free plan · from $1.49YesAndroid
DigiCalFree plan · from $5.49 one-timeYesAndroid
CalenGooFree trial · from $5.99 one-timeTrial onlymacOS, Windows, Linux, iOS, Android
One CalendarFree plan · from $5.99 one-timeYesmacOS, Windows, iOS, Android
Google CalendarFree plan · from $7/moYesWeb, iOS, Android
EtarFreeFreeAndroid
Fossify CalendarFreeFreeAndroid

How each one differs from aCalendar

  1. Business Calendar 2

    Android calendar and task app with widgets and a Pro upgrade

    • Business Calendar 2 starts at $1.49 to $8.99 per in-app purchase on Google Play; billing basis not shown. aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • aCalendar can be bought with a one-time purchase.
    • Business Calendar 2 also covers templates.

    Suits: Android users who want more views and widgets than a stock calendar app

    Business Calendar 2 vs aCalendarBusiness Calendar 2 pricing and details

  2. DigiCal

    Android calendar with seven views, widgets and weather forecasts

    • DigiCal starts at $5.49 one-time for DigiCal+ on Google Play. aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • aCalendar also covers tasks.

    Suits: Android users who want more views and widgets than the stock calendar

    DigiCal vs aCalendarDigiCal pricing and details

  3. CalenGoo

    Highly configurable calendar and task app sold as a one-time purchase

    • CalenGoo starts at $5.99 one-time for Android; $6.99 for iOS; $49.99 for the desktop app. aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • aCalendar has a free plan. CalenGoo does not, though it has a free trial.
    • Only CalenGoo lists iOS, Windows, macOS and Linux apps.
    • CalenGoo also covers templates and natural-language input.

    Suits: Google Calendar users who want more views and settings than Google's own apps

    CalenGoo vs aCalendarCalenGoo pricing and details

  4. One Calendar

    One view of all your calendars on Android, Apple and Windows

    • One Calendar starts at $5.99 one-time per platform (App Store or Google Play). aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • Only One Calendar lists iOS, macOS and Windows apps.
    • aCalendar also covers tasks.

    Suits: People who mix Google, Microsoft, iCloud and CalDAV calendars

    One Calendar vs aCalendarOne Calendar pricing and details

  5. 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). aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • Only Google Calendar lists a web app.
    • Only Google Calendar lists an iOS app.
    • aCalendar can be bought with a one-time purchase.
    • Google Calendar also covers booking links.

    Suits: Anyone who already has a Google Account and wants a free calendar

    Google Calendar vs aCalendarGoogle Calendar pricing and details

  6. Etar

    Open-source Material Design calendar for Android

    • Etar is free. aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • Etar is open source, according to its own site.
    • aCalendar can be bought with a one-time purchase.
    • aCalendar also covers tasks.

    Suits: Android users who want a plain calendar with open source code

    Etar vs aCalendarEtar pricing and details

  7. Fossify Calendar

    Open-source Android calendar with no ads, tracking or account

    • Fossify Calendar is free. aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99.
    • Fossify Calendar is open source, according to its own site.
    • aCalendar can be bought with a one-time purchase.
    • aCalendar also covers tasks.

    Suits: Android users who want a calendar without ads, tracking or sign-up

    Fossify Calendar vs aCalendarFossify Calendar pricing and details

Limits worth knowing in aCalendar

  • Android only. The vendor states there is no iOS, web or PC version and that none is planned.
  • The free version shows ads, and tasks, attendees, profiles, public holidays and the wider color choices all need a paid upgrade.
  • In-app upgrades cannot be shared through Google Play Family Library; only the separate aCalendar+ app can.
  • Licenses are tied to the store account and cannot be moved between Google Play and Huawei AppGallery.
aCalendar pricing and details

Common questions

What are the alternatives to aCalendar?

The alternatives to aCalendar in this directory are Business Calendar 2, DigiCal, CalenGoo, One Calendar, Google Calendar, Etar and Fossify Calendar. Each one has a side-by-side comparison with aCalendar.

Is there a free alternative to aCalendar?

Yes. Etar and Fossify Calendar are free to use. Business Calendar 2, DigiCal, One Calendar and Google Calendar have a free plan alongside paid ones.

Which aCalendar alternatives work on Windows?

The aCalendar listing does not include a Windows app. CalenGoo and One Calendar list one.

Which aCalendar alternatives work on macOS?

The aCalendar listing does not include a macOS app. CalenGoo and One Calendar list one.

Is there an open-source alternative to aCalendar?

Etar and Fossify Calendar are described as open source on their own sites.

When were these prices checked?

Each listing shows its own date. On this page they run from Oct 6, 2026 to Oct 9, 2026. Vendors change prices without notice, so confirm on their site before you buy.

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