Winterlock: Winter Arc Tracker
90-Day Challenge & Daily Rules
About
This app helps you commit to personal goals during the winter months by setting daily rules and tracking your adherence. It provides a visual representation of your progress and streak, encouraging consistency. The app works offline and requires no account creation.
What's New in Winterlock
1.1
October 7, 2026
New: the photo journal. Add one photo on each day you lock in; they stay sealed until your arc ends, then reveal all at once. Small improvements.
Events
Lock in for 92 days. Rules, contract, streak.
Oct 1, 2026 — Oct 14, 2026
Developer apps
FAQ
What is Winterlock?
Winterlock is a habit tracker designed to help users commit to personal goals and daily rules during the winter months. It focuses on tracking adherence to user-defined non-negotiables and visualizing progress through a grid-based system.
How does Winterlock track progress?
Users check off each rule daily. Completing all rules results in a perfect day and contributes to a streak. The app displays a grid showing daily completion, streak length, and rule hit rate.
Can I use Winterlock offline?
Yes, Winterlock works fully offline. It does not require an account or sign-up, and no data leaves your phone, ensuring privacy and accessibility.
What kind of rules can I set in Winterlock?
You can set up to 10 daily rules tailored to your goals, such as daily exercise, step counts, avoiding certain foods or drinks, reading, or specific sleep schedules. You can choose from suggestions or create your own.
Does Winterlock have ads?
Yes, Winterlock contains advertisements. A small ad is displayed on the progress screen, but your daily check-in list remains ad-free.
What devices does Winterlock support?
Winterlock is currently available for iPhone devices.
How often is Winterlock updated?
The latest version of Winterlock is 1.1, and it was last updated on October 7, 2026. Updates typically focus on improving functionality and user experience.
What is the age rating for Winterlock?
Winterlock has an age rating of 4+, making it suitable for a wide range of users.
