75 Days Strong – The Offline 75-Day Habit & Fitness Challenge App

A daily habit tracker to encourage users to stick at their goals until they become habits!

Transform your life with 75 Days Strong, the ultimate offline habit and fitness tracker inspired by popular 75-day personal growth challenges. Build lasting discipline, improve your health, and create a stronger mindset!

Designed to help you track daily habits, stay consistent, and celebrate milestones, 75 Days Strong offers flexibility for beginners and advanced users alike. Create your own challenge or follow the classic 75-day structure – all while keeping your progress 100% private and stored on your device.

Why Choose 75 Days Strong?
Works 100% offline – no accounts, no data collection, total privacy.

Flexible challenge modes – follow the traditional 75-day format or customize your own rules.

Balanced approach – track workouts, hydration, reading, daily journaling, and more.

Perfect for beginners or advanced users – adapt challenge difficulty to your lifestyle and goals.

Key Features
Customizable 75-Day Challenges (change daily goals and challenge length)

Start with preloaded habits (workouts, water, reading, diet, daily reflection).

Create your own challenge by adding custom habits or modifying goals.

Flexible structure allows rest days or intensity scaling.

Daily Checklist & Progress Tracking

Tick off tasks with a simple, clean interface.

Streak calendar to visualize momentum and completion.

Earn badges and achievements for major milestones (Day 7, Day 30, Halfway, Completion).

XP and “Strong Score” system to celebrate consistency.

Motivational quotes and offline affirmations to stay inspired.

Daily photo log for personal transformation (stored locally).

Journaling prompts to track mindset and progress.

Time-based notifications to keep you on track.

All progress saved locally; no cloud storage required.

Who Is It For?
Anyone looking to build discipline and consistency over 75 days.

Fitness beginners and enthusiasts seeking a structured challenge.

People wanting a fully offline, private habit tracker.

Individuals aiming to combine mental resilience with physical health goals.

Disclaimer:
This app is not affiliated with or endorsed by any specific branded 75-day program. It is an independent tool designed to help users create and track their own personal growth challenges.