Calendars by Readdle alternatives · Calendar
Alternatives to Calendars by Readdle with a one-time purchase
The Calendars by Readdle listing shows no one-time purchase. 11 of the 75 other calendar and scheduling apps in this directory can be bought with a one-time purchase.
Calendars by Readdle has a free plan. Paid plans start at $19.99 per year, or $3.99 per month (US App Store in-app purchases). 8 of them are free or have a free plan.
11 tools · Listings checked up to Oct 9, 2026 · Where the facts come from
How each one differs from Calendars by Readdle
- Free plan · from $49.99 one-time
BusyCal
Customizable calendar and task app for Mac and iPhone
- BusyCal starts at $49.99 one-time for Mac, or $39.99 per year on the Mac App Store; iOS app $9.99. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- BusyCal can be bought with a one-time purchase.
- BusyCal also covers menu bar app.
- Calendars by Readdle also covers habit tracking.
- Free plan · from $19.99/yr
Calendar 366
Calendar and task app for iPhone, iPad, Apple Watch and Mac
- Calendar 366 starts at $19.99 per year for Pro on the App Store. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Calendar 366 can be bought with a one-time purchase.
- Calendar 366 also covers menu bar app.
- Calendars by Readdle also covers habit tracking.
- Free trial · from $5.99 one-time
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. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Calendars by Readdle has a free plan. CalenGoo does not, though it has a free trial.
- Only CalenGoo lists Android, Windows and Linux apps.
- CalenGoo can be bought with a one-time purchase.
- Free plan · from $2.49 one-time
aCalendar
Android calendar with widgets, tasks and one-time upgrades
- aCalendar starts at $2.49 to $11.99 per one-time in-app upgrade; aCalendar+ is $11.99. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Only aCalendar lists an Android app.
- Only Calendars by Readdle lists macOS and iOS apps.
- aCalendar can be bought with a one-time purchase.
- Free plan · from €9.95 one-time
Rainlendar
Skinnable desktop calendar for Windows, Mac and Linux
- Rainlendar starts at €9.95 one-time for a lifetime Rainlendar Pro license. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Only Rainlendar lists Windows and Linux apps.
- Only Calendars by Readdle lists an iOS app.
- Rainlendar can be bought with a one-time purchase.
- Free trial · from $18 one-time
Dato
Mac menu bar calendar with world clocks and meeting alerts
- Dato starts at $18 one-time purchase on the Mac App Store. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Calendars by Readdle has a free plan. Dato does not, though it has a free trial.
- Only Calendars by Readdle lists an iOS app.
- Dato can be bought with a one-time purchase.
- Free plan · from $5.99 one-time
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). Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Only One Calendar lists Android and Windows apps.
- One Calendar can be bought with a one-time purchase.
- Calendars by Readdle also covers tasks, natural-language input and habit tracking.
- Free plan · from $5.49 one-time
DigiCal
Android calendar with seven views, widgets and weather forecasts
- DigiCal starts at $5.49 one-time for DigiCal+ on Google Play. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Only DigiCal lists an Android app.
- Only Calendars by Readdle lists macOS and iOS apps.
- DigiCal can be bought with a one-time purchase.
- Free trial · from $3.99/mo
In Your Face
Full-screen meeting reminders for Mac, Windows, iPhone and iPad
- In Your Face starts at $3.99 per month, or $24.99 per year. Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Calendars by Readdle has a free plan. In Your Face does not, though it has a free trial.
- Only In Your Face lists a Windows app.
- In Your Face can be bought with a one-time purchase.
- Free plan · from $3.99/mo
Supershift
Shift work calendar app with rotations, reports and sharing
- Supershift starts at $3.99 per month, or $9.99 per year (Supershift Pro). Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Only Supershift lists an Android app.
- Only Calendars by Readdle lists a macOS app.
- Supershift can be bought with a one-time purchase.
- Free plan · from $29 one-time
TidyCal
Booking pages with paid bookings and one-time lifetime plans
- TidyCal starts at $29 one-time (Individual Lifetime), or Pro at $8.25 per month billed annually ($99). Calendars by Readdle starts at $19.99 per year, or $3.99 per month (US App Store in-app purchases).
- Only TidyCal lists a web app.
- Only Calendars by Readdle lists macOS and iOS apps.
- TidyCal can be bought with a one-time purchase.
Common questions
Is there an alternative to Calendars by Readdle that you buy once?
Yes. BusyCal, Calendar 366, CalenGoo, aCalendar, Rainlendar, Dato, One Calendar, DigiCal and 3 more can be bought with a one-time purchase.
Can you buy Calendars by Readdle once instead of subscribing?
The Calendars by Readdle listing shows no one-time purchase. The listing was checked on Oct 5, 2026 against the pages it cites.
Which of these calendar and scheduling apps are free?
BusyCal, Calendar 366, aCalendar, Rainlendar, One Calendar, DigiCal, Supershift and TidyCal are free or have a free plan.
When was this checked?
Each listing shows its own date. On this page they run from Oct 5, 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 Calendars by Readdle: the alternatives its listing names first, then the tools that share the most features with it.