Best Fitness Challenges Apps

247+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

The best fitness challenges apps on iPhone average 4.4★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Fitness Challenges Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
175 Days Challenge Tough & Soft75 Days Challenge Tough & SoftFree4.8★ (8.5K)NoYesSep 2026
2Challenges - Compete, Get FitChallenges - Compete, Get FitFree4.6★ (5.7K)NoNoSep 2026
3ChallengeFitChallengeFitFree5.0★ (3)NoNoJun 2026
4SweatBet: Fitness ChallengesSweatBet: Fitness ChallengesFreeNoYesJul 2026
5The Challenge - Stay FitThe Challenge - Stay FitFree5.0★ (1)NoNoMay 2026
6GymRats · Fitness challengeGymRats · Fitness challengeFree4.9★ (4.7K)YesYesSep 2026
7Versus: Fitness ChallengesVersus: Fitness ChallengesFreeNoNoMay 2026
830 Day Little Black Dress Fitness Challenges30 Day Little Black Dress Fitness ChallengesFree4.5★ (37)NoYesAug 2026

Top Picks for Fitness Challenges

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😊(8.5K ratings)
FreeIn-App Purchases
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This app supports a 75-day self-improvement and fitness challenge. It helps users track their daily tasks, stay motivated, and connect with a community of fellow participants. Unlock advanced features with an optional subscription.

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
Challenges - Compete, Get Fit#2

Challenges - Compete, Get Fit by FitNow

Get fit with friends
Strong Contender
💪 Health & Fitness
4.6😐(5.7K ratings)
Free
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Compete with friends, family, and coworkers to get fit. Track your progress through stand, move, and exercise rings, earn medals, and send motivational nudges. Stay connected and motivated with real-time updates and team challenges.

What We Love

  • 🚀 Great app for group challenges
  • 👍 Motivating and fun
  • 🤝 Allows competing across platforms
  • 🎯 Individualized calorie goals

Room to Improve

  • 🐛 Syncing issues with fitness apps
  • 🕰️ Slow to update data
  • 🤯 Inaccurate point tracking
ChallengeFit#3

ChallengeFit by Adham Mohamed

Worth Considering
💪 Health & Fitness
5.0(3 ratings)
Free
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Transform workouts into engaging competitions with friends. Track progress in real-time, view live leaderboards, and receive instant notifications to stay motivated on your fitness journey. Supports multiple sports and integrates with your health app.

More Fitness Challenges apps to explore

FAQ about Fitness Challenges

What are the best fitness challenges apps for iPhone?
75 Days Challenge Tough & Soft tops our fitness challenges apps ranking as of September 2026, with a 4.8-star average from 8.5K App Store ratings, and it's free to download.
Yes — 20 of the top fitness challenges apps we rank are free to download, including 75 Days Challenge Tough & Soft and Challenges - Compete, Get Fit.
75 Days Challenge Tough & Soft has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 247+ fitness challenges apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app is designed to help users complete the 75 Days Challenge, a rigorous self-improvement and fitness program. It provides tools to track your daily progress, stay motivated throughout the 75 consecutive days, and connect with others undertaking the same challenge.
The app offers progress tracking for your 75-day challenge, motivational tools to keep you going, and a community feature to connect with other participants. Premium features like reminders, insights, and an AI coach are available with a subscription.

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