Set a goal. Track 100 days. Build a habit that sticks.
100 Days Tracker helps you commit to your goals by tracking daily progress over 100 days. Whether it's fitness, learning, creativity, or personal growth — create a challenge, tap each day as you go, and watch your consistency build.
Now with multiple challenges and Home Screen widgets, staying on track has never been easier.
TRACK MULTIPLE GOALS AT ONCE - Pro Feature
Create separate 100-day challenges for everything you want to achieve. Learn a language, exercise daily, read more, practice an instrument — run them all side by side.
HOME SCREEN WIDGETS - Pro Feature
Add widgets to your Home Screen to check progress and mark days complete at a glance — no need to open the app.
MAKE IT YOURS
• Choose from vibrant colour themes for each challenge
• Switch between detailed grid and 100-day overview layouts
• Toggle animations and background gradients
SHARE YOUR PROGRESS
Proud of your streak? Share a snapshot of your progress grid with friends and family.
100 DAYS PRO LIFETIME
Unlock unlimited challenges.
Use Widgets to monitor and update at a glance.
Existing users who started before Pro was introduced get Pro access for free.
Start your first 100-day challenge today.
Family Sharing Enabled.
What's new (v1.6)
Now compatible with iPhone and iPad running iOS 17 and later.
Your challenges sync across all your devices via iCloud. Start on iPhone, pick up where you left off on iPad or Mac.
Now available on Mac.
Improved data reliability between the app and widgets.