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Best Kaizen Challenge Apps & Games

143+ iOS apps & games curated and reviewed

4.1 avg rating
20 free apps & games
Updated June 2026

Out of 143+ kaizen challenge apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Kaizen Challenge

Gym Rank: AI Workout Tracker#1

Gym Rank: AI Workout Tracker by Kaizen Software Development

Challenge, Progress & Strength
Editor's Choice
💪 Health & Fitness
4.8(165 ratings)
FreeIn-App Purchases
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This AI-powered fitness app helps users track workouts, set personal records, and improve strength. It offers daily challenges, a unique ranking system, and AI-driven progress insights. Users can access a large exercise library with demo GIFs and create custom workout programs.

What We Love

  • 💡 Gamification based on Solo Leveling
  • 👍 Motivating and engaging workout experience
  • 👍 Provides different workout options to prevent boredom
  • 👍 Straightforward and helpful app

Room to Improve

  • 🐛 Toxic community on Discord with arguments and threats
  • 💡 Needs more ways to level up and progress
Project50: 75 Soft & Be Hard#2

Project50: 75 Soft & Be Hard by Denys Kharyna

Hard 75 Challenge & Todohabit
Strong Contender
🌟 Lifestyle
4.0(1 ratings)
FreeIn-App Purchases
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Embark on a 50-day self-improvement journey inspired by popular fitness challenges. Build discipline and life-changing habits through daily actions like exercise, learning, and mindful eating. Track your progress and transform into the best version of yourself.

KAIJU NO. 8 THE GAME#3

KAIJU NO. 8 THE GAME by Akatsuki Games Inc.

Worth Considering
🎮 Games
4.9😊(8.3K ratings)
FreeAdsIn-App Purchases
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Engage in strategic turn-based battles against colossal monsters, utilizing unique character skills and devastating ultimate attacks. Explore the world and story of a popular anime, brought to life with stunning graphics and an all-star voice cast.

What We Love

  • 🚀 Smooth gameplay
  • 👍 Generous gacha system
  • 💎 High-quality visuals and animations
  • 🤩 Faithful to the source material

Room to Improve

  • 🐛 Occasional crashes or bugs
  • 🕰️ Limited endgame content

More Kaizen Challenge apps to explore

4
Jujutsu Kaisen Phantom Parade
Jujutsu Kaisen Phantom Parade
Jujutsu Kaisen Phantom Parade
Exorcise curses by yourself
Free

Experience the world of Jujutsu Kaisen with its first officially licensed mobile game. Recreate anime stories with full voice acting, engage in high-quality battles against Cursed Spirits using your own team, and explore unique game content like "Domain Investigation" and "Recollection Bits" to enhance character abilities.

Recreated anime story with full voice actingHigh-quality battles against Cursed SpiritsForm your own character teams
🎮 Games
(6.6K)
free with in-app purchases
5
Zen Link - Tile Puzzle
Zen Link - Tile Puzzle
Zen Link - Tile Puzzle
Relaxing Matching Puzzle
Free

Engage in a relaxing tile-matching puzzle game designed to train your brain and provide a stress-relieving experience. Discover hundreds of fun levels, solve brain teasers, and enjoy addictive gameplay with a calming ambiance. It's perfect for unwinding and sharpening your matching skills.

Tile matching puzzlesHundreds of levelsBrain training
🎮 Games
(932)
free with in-app purchases
6
PushClock - Loud Alarm Clock
PushClock - Loud Alarm Clock
PushClock - Loud Alarm Clock
Heavy Sleepers, Sleep Tracker
Free

This alarm clock requires you to complete a set number of push-ups, tracked by your phone's camera, to turn off. It's designed to ensure you're fully awake and active when you get out of bed.

Camera-tracked push-up countingCustomizable push-up goalsGuaranteed wake-up alarm
📊 Productivity
(554)
subscription
7
Challenge tracker
Challenge tracker
Challenge tracker
30 day challenge
Free

Easily set and track personal goals with custom challenges. Name your goals, add descriptions, and choose themes. Monitor your progress daily and share your journey with friends for added motivation.

Create custom challengesSet challenges with values or emojisAdd descriptions and color themes
🌟 Lifestyle
(39)
ad-supported
8
Kaiju Run
Kaiju Run
Kaiju Run
Hybrid Monsters Evolution!
Free

Evolve from a small creature into a city-destroying monster. Battle other monsters and save the city from destruction. Unlock new mutations and become the ultimate beast.

Mutate and evolve creaturesDestroy citiesFight rampaging monsters
🎮 Games
(57K)
subscription
9
KAIZEN: Smart Habits
KAIZEN: Smart Habits
KAIZEN: Smart Habits
Where Habits Become Routine
Free

This app guides personal growth by breaking down big goals into small, consistent daily actions. It offers personalized routines, community-shared journeys, and a motivation system to help users build lasting habits and achieve their aspirations.

Personalized growth routinesProgressive difficulty adjustmentCommunity and expert routines
🌟 Lifestyle
(14)
free
10
Kaiju Rush
Kaiju Rush
Kaiju Rush
Smash cities with one finger
Free

Control giant monsters to smash cities with simple one-tap gameplay. Upgrade your monsters to improve distance, unlock new creatures, and discover more buildings. Enjoy fun, destructive action.

One-tap controlsVariety of Kaiju creaturesMonster upgrades
🎮 Games
(13K)
free with in-app purchases
11
Ninja Arashi 2
Ninja Arashi 2
Ninja Arashi 2
by Hung Nguyen Van
Free

Embark on a challenging platforming adventure as a ninja seeking to rescue your son. Explore 80 stages across four acts, utilizing new mechanics, weapons, and an upgradeable skill tree. Engage in thrilling boss fights with beautiful shadow silhouette graphics.

Challenging platformer gameplay80 stages across 4 actsMelee weapon combat
🎮 Games
(1.7K)
free with in-app purchases
12
PACIFIC RIM: JAEGER VS KAIJU BATTLE
PACIFIC RIM: JAEGER VS KAIJU BATTLE
PACIFIC RIM: JAEGER VS KAIJU BATTLE
by Warner Bros.
Free

Experience epic battles between giant robots and monsters in your real-world environment. Use augmented reality to control powerful Jaegers and fight terrifying Kaiju. You can also add these characters to your own photos for custom scenes.

Augmented reality gameplayControl giant Jaeger robotsBattle monstrous Kaiju
🎬 Entertainment
(422)
free
13
Kaiju Brawl
Kaiju Brawl
Kaiju Brawl
Best Monster Fighting Game!
Free

Engage in epic monster battles to save the world of Albionia from invading dark forces. As a powerful Kaiju warrior, fight evil enemies and immortals to restore light to the land. Experience thrilling combat with stunning graphics and incredible music.

Epic monster battlesBattle evil enemiesStunning graphics
🎮 Games
(356)
free with in-app purchases
14
Leapmonth: Challenge Yourself
Leapmonth: Challenge Yourself
Leapmonth: Challenge Yourself
Become Your Best You
Free

This app guides users through lifestyle challenges inspired by mentors. Daily video guidance and community accountability help users achieve personal growth over 7 to 29 days. Track progress and transform your life with structured daily actions.

Mentor-inspired lifestyle challengesDaily video guidanceCommunity accountability
📊 Productivity
(3)
free
15
Kaijuverse
Kaijuverse
Kaijuverse
by Dynamind, LLC
Free

Control giant monsters to destroy cities, absorb energy, and grow stronger. Choose from a variety of Kaiju, explore different locations, and use unique attacks. Compete for high scores and share your achievements with a global community.

Control giant monsters (Kaiju)Rampage through citiesAbsorb energy to grow
🎮 Games
(47)
free with in-app purchases
16
Yo-kai Maker for Yo-kai Watch
Yo-kai Maker for Yo-kai Watch
Yo-kai Maker for Yo-kai Watch
by Kozo Terai
Free

Create your own unique Yo-kai characters by customizing facial features, then bring them to life in move mode. This app also includes escape games, number learning, and calculation quizzes for fun and educational play.

Custom Yo-kai creationYo-kai animationSave creations to gallery
🎮 Games
(24)
free with in-app purchases
17
Challenge Accepted App
Challenge Accepted App
Challenge Accepted App
Discover, track and complete
Free

This app helps you discover, track, and complete personal challenges. It offers hundreds of pre-made challenges and allows you to create your own or join friends. Set reminders and track progress for health, fitness, reading, travel, and more.

Discover pre-made challengesCreate custom challengesTrack progress for various goals
🎬 Entertainment
(3)
free
18
Challer - Challenge the World
Challer - Challenge the World
Challer - Challenge the World
Challenge. Vote. Win.
Free

Connect with people globally to participate in and create video challenges. Engage by voting, sharing, and interacting to climb leaderboards and earn points. Build your profile and showcase your creativity.

Create video challengesVote and interact with videosConnect with global users
🎬 Entertainment
(10)
free
19
My Challenge App
My Challenge App
My Challenge App
Improve your lifestyle
Free

Set personal goals and invite friends to join your challenges for motivation. Customize your challenges with icons and colors, and receive reminders to stay on track. Achieve your lifestyle improvements together.

Customizable challenges with start/end datesPersonalized design with icons and colorsInvite friends to join challenges
🌟 Lifestyle
(1)
free
20
Tylora:Zen Tile Match
Tylora:Zen Tile Match
Tylora:Zen Tile Match
by 鑫 张
Free
🎮 Games
(0)