75 Day Challenge: Lock

Tracker: Soft, Medium, Strict

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

3 days free. Then weekly, or pay once. Daily checklist, private photos, and a card when you lock the day. A 75-day habit challenge you can actually finish. Pick Strict, Soft, Medium, or Custom. Check off the day. Take a private photo. Lock it in. WHAT YOU GET • Daily checklist for workouts, water, reading, diet, and a progress photo • Strict, Soft, Medium, or your own rules • A 75-day grid that shows locked, missed, and days still ahead • Private photos on this iPhone. Compare any two days. • A Day Card you can share when you lock the day • Widgets for the Home Screen and Lock Screen • Reminders you control HOW IT WORKS 1. Choose a preset and a start date 2. Do the work 3. Lock the day before midnight On Strict, a missed day restarts the attempt. Soft and Medium keep going. History and photos stay. Unlock with a 3-day free trial, then a weekly plan, or pay once for lifetime. Not affiliated with any third-party challenge brand. Privacy Policy: https://tedstudios.online/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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The developer, Nuno Lopes, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

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    Seller
    Nuno Lopes
    Size
    11.6 MB
    Category
    Health & Fitness
    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.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and 6 more
    • English, French, German, Italian, Japanese, Portuguese, Spanish
    Age Rating
    9+
    In-App Purchases
    Yes
    Copyright
    © 2026 Nuno Lopes