OneThing: Daily Focus
One important thing today
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
OneThing is a simple app for choosing the one important thing you want to do today.
Create your task and mark it complete when it is done. Review your completed tasks and achievement calendar to see the small steps you have taken.
OneThing Premium unlocks your current streak, monthly completion count, and monthly completion rate.
Features:
- One task per day
- Create and complete one daily task
- Completion history and achievement calendar
- Premium streak and monthly statistics
- Japanese, English, and Spanish
- Local storage on your device
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Updated the support page and privacy policy links.
The developer, MITSURU ADACHI, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- MITSURU ADACHI
- Size
- 52.5 MB
- Category
- Productivity
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 2 more
- English, Japanese, Spanish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- OneThing Premium $2.99
- Copyright
- © 2026 Mitsuru Adachi
