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Get StartedOne Task app analytics for May 3
One Task
- Code Spark
- Google Play Store
- Free
- Productivity
Stay on top of every task, anywhere. Seamlessly manage your to-do lists with the app trusted by millions — complete with subtasks, due dates, reminders, and handy widgets.
Sync effortlessly with Google Tasks, Outlook, Office 365, iCloud Reminders, and One Calendar.
Prefer more control? The app also integrates with any 3rd-party CalDAV providers, giving you full ownership of your data.
One Task 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--
Productivity in
Germany--
Users Interests & Top Categories
Top categories and apps used by One Task users
Top categories
Affinity
Top apps within the category
16%
12%
10%
9%
Top Competitors & Alternative Apps
Apps with a high probability of being used by the same users, from the same store.
DAVx⁵ – CalDAV CardDAV WebDAV
Tasks: To Do List & Reminders
Supershift Shift Work Calendar
Twos: Remember & Share Things
One Task VS. May 3, 2026