75 Day Challenge: Lock
Nuno Lopes Health & Fitness iPhoneiPadiPod touch
75 Day Challenge: Lock is a free Health & Fitness app for iPhone and iPad by Nuno Lopes. Requires iOS 17.0. Updated September 16, 2026.
- Price
- Free
- on the App Store
- Size
- 11 MB
- Age 4+
- Updated
- Sep 16
- 2026 · v1.0
Screenshots
About 75 Day Challenge: Lock
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/
App privacy
The developer, Nuno Lopes, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to 75 Day Challenge: Lock
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| 75 Day Challenge: Lock | – | Free | September 16, 2026 | |
| HBT – 90 Day Challenge | – | Free | Apr 17, 2026 | Compare |
| Weight Grid: Weight Tracker | 5.0 / 5 (1) | Free | Sep 14, 2026 | Compare |
| Gym Exercises, Workout Planner | – | Free | Sep 27, 2024 | Compare |
| Arc: 75 Day Challenge Tracker | – | Free | Sep 9, 2026 | Compare |
| BMI Calc + Weight Loss Tracker | – | 1.99 USD | Jul 8, 2026 | Compare |
| Pocket MedKit | – | Free | Oct 5, 2026 | Compare |