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Best Mouthguard Challenge Extreme Hard Apps & Games

192+ iOS apps & games curated and reviewed

4.6 avg rating
19 free apps & games
Updated May 2026

From beginner-friendly picks to power-user tools, our mouthguard challenge extreme hard list covers 192+ iPhone apps and games updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Mouthguard Challenge Extreme Hard

75 Hard#1

75 Hard by 44Seven Media, LLC

The Official App of 75Hard
Editor's Choice
💪 Health & Fitness
4.6😐(6.3K ratings)
FreeIn-App Purchases
75 Hard screenshot 1
75 Hard screenshot 2
75 Hard screenshot 3
75 Hard screenshot 4
75 Hard screenshot 5

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
75 Days Challenge Tough & Soft#2

75 Days Challenge Tough & Soft by BeHard, Inc.

75 soft medium fitness tracker
Strong Contender
💪 Health & Fitness
4.8😊(7.6K ratings)
FreeAdsIn-App Purchases
75 Days Challenge Tough & Soft screenshot 1
75 Days Challenge Tough & Soft screenshot 2
75 Days Challenge Tough & Soft screenshot 3
75 Days Challenge Tough & Soft screenshot 4
75 Days Challenge Tough & Soft screenshot 5
75 Days Challenge Tough & Soft screenshot 6

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
Watch Ya Mouth Mouthguard game#3

Watch Ya Mouth Mouthguard game by Skyler Imagination, LLC

Worth Considering
🎮 Games
4.5😞(656 ratings)
FreeIn-App Purchases
Watch Ya Mouth Mouthguard game screenshot 1
Watch Ya Mouth Mouthguard game screenshot 2
Watch Ya Mouth Mouthguard game screenshot 3
Watch Ya Mouth Mouthguard game screenshot 4

Experience the authentic, hilarious mouthguard party game fun on your phone with over 2500 phrases and fun features like automatic scoring and timers. Elevate your game night with friends or family - get the app now!

What We Love

  • 👍 Fun and hilarious game
  • 🚀 Convenient app version
  • 💡 Ability to record/save interactions

Room to Improve

  • 🐛 App crashes and doesn't work
  • 🐛 No packs or content available
  • 💰 Expensive expansion packs with repeated phrases

More Mouthguard Challenge Extreme Hard apps to explore

4
The Conqueror Challenges
The Conqueror Challenges
The Conqueror Challenges
by Actionary Limited
Free

Get motivated to stay active and earn real finisher's medals with virtual fitness challenges from around the world. Track your progress by completing runs, rides, and walks to conquer famous routes like Yellowstone Park and the English Channel. Start your challenge today and make every mile count towards achieving your fitness goals!

💪 Health & Fitness
(47)
5
Funny Filter Challenge
Funny Filter Challenge
Funny Filter Challenge
Challenge with trendy filters 
Free
🎬 Entertainment
(6.8K)
6
Her 75
Her 75
Her 75
75 day challenge with friends
Free

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.

💪 Health & Fitness
(2.1K)
7
GuruShots: Photography Game
GuruShots: Photography Game
GuruShots: Photography Game
Photo Community with Contests
Free

Join a vibrant community of photographers in a gamified platform that allows you to showcase your work, participate in challenges, gain recognition, and improve your skills. Elevate your photography prowess and engage with like-minded individuals in this exciting app!

📷 Photo & Video
(5.2K)
8
PUBG MOBILE
PUBG MOBILE
PUBG MOBILE
Top Battle Royale Mobile Game
Free

Experience the ultimate battle royale action on mobile with epic 10-minute matches, various maps, and intense multiplayer battles. Customize controls, play with friends, and aim to be the last one standing. Join the action now!

🎮 Games
(1.6M)
9
Challenges - Compete, Get Fit
Challenges - Compete, Get Fit
Challenges - Compete, Get Fit
Get fit with friends
Free

Get fit and compete with friends and family in various challenges. Stay motivated and achieve fitness goals together. Join now for a fun and active way to stay healthy.

💪 Health & Fitness
(5.7K)
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
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)
12
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)
13
Life Reset: 66 Day Habit
Life Reset: 66 Day Habit
Life Reset: 66 Day Habit
Gamified Habit & Streaks Track
Free

Embark on a journey of self-improvement with a personalized 66-day program designed to reset and enhance your life. Tailored to focus on key areas like sleep, exercise, and mindfulness, Rise provides gradual challenges and daily reminders to help you grow and succeed. Start your transformation today!

💪 Health & Fitness
(11K)
14
75 Days Challenge - Reset75
75 Days Challenge - Reset75
75 Days Challenge - Reset75
Her & His Tough, Soft, Medium
Free
💪 Health & Fitness
(14)
15
Goosechase
Goosechase
Goosechase
Interactive Experiences!
Free

Experience engaging, interactive challenges with Goosechase! This online platform allows organizations and schools to create fun and educational experiences for their communities through GPS, text, photo, and video missions. Join in as a guest, play solo or with a team, and track your progress on the live leaderboard. Ready to create your own experience? Visit goosechase.com and start building missions today!

🎬 Entertainment
(13K)
16
Challenge Hound
Challenge Hound
Challenge Hound
An Awesome Challenge Platform
Free

Challenge Hound is an innovative platform for creating and tracking challenges, utilized by companies, non-profits, and individuals for fitness and wellness goals. Users can create personalized challenges, track various activities, view progress metrics, and engage in group challenges with friends and family. Join Challenge Hound today to start achieving your fitness goals together!

💪 Health & Fitness
(76)
17
Critical Ops: Online PvP FPS
Critical Ops: Online PvP FPS
Critical Ops: Online PvP FPS
Multiplayer 5v5 Esport Shooter
Free
🎮 Games
(1.3K)
18
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
(533)
19
The Impossible Game
The Impossible Game
The Impossible Game
Possibly world's hardest game!
$0.99

This challenging game is hailed as one of the toughest in the world. Can you beat it?

🎮 Games
(307)
20
5 Second Challenge
5 Second Challenge
5 Second Challenge
Party game
Free

Try your reflexes and quick thinking with this party game of shouting out 3 answers within 5 seconds! With over 2000 questions, customizable options, and no ads, challenge up to 20 friends for a fast, fun time!

🎮 Games
(1.3K)

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