One Calendar app analytics for January 12

One Calendar

Code Spark
Google Play Store
Free
Productivity

The most popular app to view all your calendars like Google, Live, Outlook, iCloud, Exchange, Office365, Yahoo, Nextcloud, Synology, GMX, Mailbox.org, ownCloud and more. OneCalendar integrates all your calendars into an easy-to-read overview. View and manage all your appointments, events and birthdays. OneCalendar is available on all platforms (Android, iOS, MacOS and Windows).

One Calendar Usage Rank

The usage rank is based on Similarweb's algorithm that calculates current installs and active users over a 28-day period.

All Categories in

Germany#802

Productivity in

Germany#93

Daily active users

Analyze usage patterns of One Calendar users by viewing One Calendar downloads and daily active users over time.

Users

Analyze usage patterns of One Calendar users by viewing One Calendar downloads and daily active users over time.

Unlock daily active users

NovDecJan

One Calendar Ranking Stats Over Time

Similarweb's Usage Rank & Google Play Store Rank for One Calendar

Rank

One Calendar Ranking by Country

Counties in which One Calendar has the highest ranking in its main categories

#420	Canada	70
#802	Germany	164
#968	Italy	95
#983	Netherlands	84
#1004	France	135

See all countries

#53	Canada	5
#93	Germany	11
#104	Netherlands	8
#112	United Kingdom	7
#113	France	9

See all countries

Users Interests & Top Categories

Top categories and apps used by One Calendar users

12%

10%

9%

8%

Top Competitors & Alternative Apps

Apps with a high probability of being used by the same users, from the same store.

DigiCal Calendar Agenda

Digibites

Simple Calendar - easy planner

Komorebi Inc.

Calendar Widget: Month/Agenda

Milan Sillik

DAVx⁵ – CalDAV CardDAV WebDAV

bitfire web engineering

More competitors

One Calendar VS.

January 12, 2026