Task One: One Thing Today
Task One: One Thing Today is made and published by Rainbow 123. AppBrain is an independent app data site and isn't affiliated with Rainbow 123. The app name, icon, screenshots and description belong to Rainbow 123 and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- January 8, 2026
Rankings
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Competitors
Similar apps and more from Rainbow 123Alternatives to Task One: One Thing Today
Releases
Updates seen on the App Store- Version
- 1.0
- Launched
- January 2026
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 4.23 MB
- Content rating
- Everyone
Technologies used by Task One: One Thing Today
About the app and developer
About Task One: One Thing Today
Task One: One Thing Today is a productivity app developed by Rainbow 123.
What is the rating of Task One: One Thing Today?
Task One: One Thing Today has no ratings yet.
Is Task One: One Thing Today free?
Task One: One Thing Today is free. The app size is 4.23 MB. The latest version available is 1.0. The last update was on January 8, 2026.
What are the requirements for Task One: One Thing Today?
The app has a content rating of Everyone. The app has been available on the App Store since January 2026.
Developer information for Rainbow 123
Address:
Frequently asked questions about Task One: One Thing Today
Is Task One: One Thing Today free?
Yes. Task One: One Thing Today is free on the App Store.
Is Task One: One Thing Today still available?
Yes. Task One: One Thing Today is on the App Store, and the last update we saw was on January 8, 2026.
How large is Task One: One Thing Today?
Task One: One Thing Today is 4.23 MB.
Is Task One: One Thing Today suitable for children?
App Store rates the content of Task One: One Thing Today as suitable for everyone.
Who made Task One: One Thing Today?
Task One: One Thing Today was developed by Rainbow 123. It is listed in the productivity category on the App Store.
What are the best alternatives to Task One: One Thing Today?
People looking at Task One: One Thing Today also look at these productivity apps: Commit: One Task, just3things, Day Zero — Focus & Discipline, streakr - One Task, Zendone: Minimalist To Do List.
Store listing
By Rainbow 123, from the App StoreDescription by Rainbow 123 Written by the developer, not by AppBrain. Click to read.
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.