Task One: One Thing Today
Focus on what matters most
Only for iPhone
Free · Designed for iPhone
iPhone
Stop overwhelming yourself with endless to-do lists! Task One helps you focus on your single most important daily priority. Simple. Focused. Effective.
Stop juggling dozens of tasks. Focus on ONE thing that truly matters.
Task One is a free minimalist daily focus app that helps you cut through the noise and commit to your most important task each day. Not a list. Not a dozen priorities. Just one.
WHY TASK ONE?
In a world of endless to-do lists and overwhelming productivity apps, Task One takes a different approach: radical simplicity. Research shows that focusing on one key priority dramatically increases completion rates and reduces decision fatigue.
KEY FEATURES
ONE Active Task
Set your single most important thing for the day. That's it. No overwhelm, no complexity.
Streak Tracking
Build momentum by completing your daily task consistently. Watch your streak grow day by day.
Daily Reminders
Get a gentle notification at your chosen time to set your daily focus (customizable or turn off completely).
7-Day History
Review your accomplishments from the past week. See what you've completed and stay motivated.
Lock Screen Widget
Your daily task visible right on your lock screen. Tap to open the app and mark it complete.
Celebration Animations
Enjoy satisfying animations when you complete your task. Small wins deserve recognition!
THE PHILOSOPHY
Task One is built on the principle that doing ONE thing well is better than doing many things poorly. Every feature is designed to help you:
- Clarify what really matters today
- Avoid decision paralysis
- Build a consistent habit of focused action
- Feel accomplished, not overwhelmed
PRIVACY FIRST
- All data stored locally on your device
- No account required
- No cloud syncing or data collection
- Your tasks are yours alone
FEATURES AT A GLANCE
- Simple, beautiful interface
- One task per day maximum
- Daily streak counter
- Customizable reminder notifications
- 7-day history view
- Lock screen and home screen widgets
- Dark mode support
- No subscription, no in-app purchases
- Ad-supported (small banners, non-intrusive)
WHO IS THIS FOR?
Task One is perfect for:
- Professionals overwhelmed by complex project management tools
- Students who need to prioritize daily study goals
- Anyone practicing minimalism or intentional living
- People who struggle with decision fatigue
- Those who want to build consistent daily habits
START YOUR STREAK TODAY
Download Task One and experience the clarity that comes from committing to just one thing each day. Your most productive self is waiting.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Rainbow 123, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Rainbow 123 OOD
- Size
- 4.4 MB
- Category
- Productivity
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 Rainbow 123