Best 45 Days Hard Apps

219+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.6★, the 45 days hard category is one of the App Store's strongest. Browse all 219+ apps we track, sorted so the most loved ones surface first.

Top Picks for 45 Days Hard

75 Days Challenge Tough & Soft#1

75 Days Challenge Tough & Soft by BeHard, Inc.

75 soft medium fitness tracker
Editor's Choice
💪 Health & Fitness
4.8😊(7.6K ratings)
FreeAdsIn-App Purchases
75 Days Challenge Tough & Soft screenshot 1
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Embark on a 75-day challenge to push your limits with daily tasks focused on physical activity, mental well-being, and personal growth. Join now to begin your journey towards self-improvement and achieve lasting transformation.

What We Love

  • 🚀 Easy to use
  • 👍 Clean and intuitive design
  • 🤝 Helpful for staying accountable
  • 💪 Effective for tracking progress

Room to Improve

  • 🐛 Sync issues between app and widget
  • ⚠️ Inconsistent day tracking
  • 🔧 Limited customization options
75 Hard#2

75 Hard by 44Seven Media, LLC

The Official App of 75Hard
Strong Contender
💪 Health & Fitness
4.6😐(6.3K ratings)
FreeIn-App Purchases
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Get the app that helps you conquer yourself and achieve your goals by developing traits like confidence, discipline, and endurance over 75 days. Track your progress, set reminders, take daily photos, and share your journey with the 75 Hard app. Start your transformation now!

What We Love

  • 💪 Life-changing program
  • 📆 Helpful for tracking progress
  • 🔔 Useful reminders
  • 🗓️ Accountability through app

Room to Improve

  • 💰 Expensive for a basic checklist app
  • 🐛 Glitchy and unreliable at times
  • 🔍 Limited functionality beyond a checklist
Her 75#3

Her 75 by HER 75

75 day challenge with friends
Worth Considering
💪 Health & Fitness
4.8(2.1K ratings)
FreeIn-App Purchases
#93in Health & Fitness
Her 75 screenshot 1
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Take the 75-day challenge with friends and track your progress in real-time, completing customizable daily tasks and challenges to achieve a healthier lifestyle. Get started for free for 3 days, then subscribe to access premium features and continue your journey.

More 45 Days Hard apps to explore

4
75 Day Challenge - Hard & Soft
75 Day Challenge - Hard & Soft
75 Day Challenge - Hard & Soft
Daily strength training plan
Free

"75 Day Hard & Soft Challenge" is a comprehensive app that helps you develop fitness and mental habits. Customize your challenge level, duration, and activities to create a personalized growth journey. Download now and embark on a transformative path towards discipline, consistency, and self-improvement.

🌟 Lifestyle
(534)
5
75 Soft: 75 Days for Challange
75 Soft: 75 Days for Challange
75 Soft: 75 Days for Challange
Transform in 75 Days
Free

Transform your lifestyle with the 75 Soft Challenge app in just 75 days. Engage in daily workouts, book reading, hydration goals, and a healthy diet to enhance your well-being. Track your progress, get personalized insights, and join the community for self-improvement. Start the 3-day free trial now!

💪 Health & Fitness
(937)
6
75 Day Challenge: Soft Edition
75 Day Challenge: Soft Edition
75 Day Challenge: Soft Edition
Form Healthy Habits in 75 Days
Free

Embark on a transformative journey with an app designed to help you build better habits and resilience in just 75 days. Stay motivated, track your progress, and achieve lasting change by taking control of your personal growth. Download now to start your path towards becoming the best version of yourself.

💪 Health & Fitness
(306)
7
75 Tough & Soft Challenge
75 Tough & Soft Challenge
75 Tough & Soft Challenge
75 Days Mental Challenge
Free

Embark on a transformative 75-day mental and physical challenge with a dedicated app that offers tools for tracking water intake, training, weight progress, and more. Join a supportive community striving to enhance their physical and mental toughness. Start your journey today towards your dream lifestyle.

💪 Health & Fitness
(3.7K)
8
30 Day Fitness at Home
30 Day Fitness at Home
30 Day Fitness at Home
Home Workout for Women To Burn
Free

Get in shape with our 30-day home fitness program designed for men. Work out anytime, anywhere with personalized routines and progress tracking. Start your fitness journey today!

💪 Health & Fitness
(28K)
9
75 Day Program - Tough Habits
75 Day Program - Tough Habits
75 Day Program - Tough Habits
75 Day Fitness Program
Free

Embark on a transformative 75-day fitness journey with personalized goal setting for physical, mental, and emotional growth. Challenge yourself to develop resilient habits for just $1.99 with an ad-free experience. Start your transformation today!

💪 Health & Fitness
(2.4K)
10
75 Days Challenge: Better
75 Days Challenge: Better
75 Days Challenge: Better
Build Habits & Streaks
Free

Embark on a transformative 75-day mental and physical challenge to build resilience and discipline. Track your progress, follow strict daily tasks, and push your limits. Ready to conquer your mind? Download now to start your journey.

💪 Health & Fitness
(629)
11
30 Day Fitness - Home Workout
30 Day Fitness - Home Workout
30 Day Fitness - Home Workout
Daily workouts to lose weight
Free

Achieve your fitness goals with daily workouts in the 30 Day Fitness Challenge app. Tone your body, lose weight, and track your progress with video tutorials and personalized exercise plans. Join thousands of users worldwide and download the app now!

💪 Health & Fitness
(59K)
12
75 Medium Challenge: 75 Days
75 Medium Challenge: 75 Days
75 Medium Challenge: 75 Days
75 Medium
Free

Embark on a transformative fitness journey with an app designed to push your limits, inspire discipline, and help you achieve wellness goals in just 75 days. Commit to daily workouts, reading, hydration goals, and a healthy diet to track progress and unlock your potential. Join now for a 3-day free trial and start your journey to a healthier lifestyle today.

💪 Health & Fitness
(48)
13
90 Day Challenge
90 Day Challenge
90 Day Challenge
by Browney B.V.
Free

Embark on your fitness journey with personalized 90-day programs tailored to your goals, level, and training style. Track your progress, take progress photos, access recipes and educational content, and challenge friends for added motivation. Start your 7-day free trial today and kickoff your 90 Day Challenge!

💪 Health & Fitness
(4.5K)
14
BODi Home Fitness & Workouts
BODi Home Fitness & Workouts
BODi Home Fitness & Workouts
Workouts: P90X, Insanity, Yoga
Free

Discover a comprehensive fitness, nutrition, and mindset app that simplifies your wellness journey. Access a variety of workouts, meal plans, meditations, and community support to help you reach your goals. Start your wellness journey today!

💪 Health & Fitness
(297K)
15
75 Days Challenge : Tracker
75 Days Challenge : Tracker
75 Days Challenge : Tracker
Mental Fit Challenge
Free

Embark on a transformative 75-day fitness and mental challenge with this app that pushes you to crush limits, maintain discipline, and track progress. Ready to redefine your boundaries and elevate your fitness journey? Subscribe now for a lifetime of empowerment.

💪 Health & Fitness
(46)
16
ChallengeRunner
ChallengeRunner
ChallengeRunner
Fitness Challenge Logging
Free

ChallengeRunner Fitness Challenge Logging provides a simple interface for participants to view and submit health challenge data, check leaderboards, and communicate. Participants can join challenges using links, QR codes, or challenge codes. Enable Health Integration in settings to sync data with the Apple Health app. Join now for a fun and engaging fitness experience!

💪 Health & Fitness
(8.5K)
17
Home Workout Planner, Tracker
Home Workout Planner, Tracker
Home Workout Planner, Tracker
Fitness & Weight Loss Tracker
Free

Get in shape with custom at-home workout plans tailored for weight loss, strength training, and overall fitness. Follow expert-guided routines, track your progress, and achieve your fitness goals with HitFit. Try it now and transform your home into a personal gym!

💪 Health & Fitness
(7.2K)
18
90 Day Challenge For Your Goal
90 Day Challenge For Your Goal
90 Day Challenge For Your Goal
AI Create a 90 Day Task Plan
Free
📊 Productivity
(7)
19
Argus: Pedometer Step Tracker
Argus: Pedometer Step Tracker
Argus: Pedometer Step Tracker
Healthy Habits, Together
Free

Argus: Step and GPS Tracker is your ultimate fitness companion, offering personalized activity tracking, expert training plans, meal suggestions, and a supportive community. Join now to elevate your fitness and wellness journey!

💪 Health & Fitness
(36K)
20
Six Pack in 30 Days
Six Pack in 30 Days
Six Pack in 30 Days
6 Pack Exercises, Abs Workout
Free

Get ready for summer with our abs workout app, offering tailored workout plans for all fitness levels over 30 days. Achieve sculpted six-pack abs with animated demonstrations, video guides, and seamless integration with Apple Health for comprehensive tracking. Start your journey to a stronger physique today!

💪 Health & Fitness
(34K)