Build habits.
Take on challenges with friends.
Challenge Note brings your daily habits, notes, and to-dos together — and lets you join challenges and marathons with friends.
Everything you need to reach your goals
From daily habits to group challenges — all in one app.
Habits
Check in daily, build streaks, and make your habits stick.
Group Challenges
Create challenges with friends and family and cheer each other on.
Marathons & photo verification
Join goal-based marathons and verify your progress with photos — cheating is caught automatically.
Notes & Tasks
Keep your ideas, notes, and to-dos organized in one place.
Body Index
Track weight and body changes over time and see your progress visually.
Collaboration
Invite friends and family to manage notes and goals together.
Get started in three steps
Add a habit
Create the habits and goals you want to build inside the app.
Check in daily
Log your progress each day and build a streak to stay motivated.
Challenge friends
Invite others and take on challenges and marathons together.
Cheat-proof verification
For challenges like weight loss, participants submit progress photos that are automatically analyzed server-side to keep things fair.
Ready to build better habits?
Challenge Note is available now on the App Store.