172+ iOS apps & games curated and reviewed
Looking for free nightmare muscle apps and games? 19 of our 172+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | — | No | No | May 2026 |
| 3 |  | Free | 4.5★ (96K) | Yes | No | Aug 2026 |
| 4 |  | Free | 5.0★ (1) | No | Yes | May 2026 |
| 5 |  | Free | — | No | No | Jul 2026 |
| 6 |  | Free | — | Yes | No | Aug 2026 |
| 7 |  | Free | 2.8★ (59) | Yes | Yes | May 2026 |
| 8 |  | Free | 4.6★ (112) | Yes | Yes | May 2026 |
Run through challenging obstacle courses, smashing barriers and defeating enemies. Collect power-ups and upgrade your muscles to become the strongest runner. Engage in thrilling arm-wrestling boss battles to prove your might.
Effortlessly add realistic muscle definition to your photos using AI. Choose from multiple modes for men and women, with or without clothing, to achieve your desired physique. Easily save and share your transformed images.
Build your dream body by creating personalized workouts with various exercise machines. Track your muscle growth and energy levels as you progress. Run your own gym and become a fitness tycoon.
An idle simulator where you tap to build muscle mass and become the strongest person. Upgrade equipment, learn skills, and earn money to expand your empire. Compete in rankings and become the ultimate fitness tycoon.
Generate intense, personalized muscle-building workouts tailored to your goals and available equipment. Features detailed exercise instructions, rest timers, and advanced training techniques for optimal results.
Collect dumbbells to build your body and break through obstacles. Race to the finish line using your strength and toughness to win.
Tap your way to a bigger physique by training your character. Unlock new skills, jobs with unique outfits, and acquire impressive houses and vehicles to showcase your success. This idle game is perfect for quick play sessions during commutes or downtime.
Embark on an adventure where you consume various foods to gain energy and build muscle. Explore a world filled with animals and sweet trees, collecting resources to fuel your character's growth and progress through an engaging arcade idle experience.
Visualize muscle activation levels in real-time using wearable EMG sensors. Track and export session data with audio and haptic biofeedback. Connect up to six devices simultaneously for comprehensive analysis.
Instantly generate realistic muscular photos and videos of yourself with an AI-powered filter. Visualize fitness goals, enhance social media content, or create character designs. Simply upload your image to transform your physique.
Create and customize a 3D bodybuilder, then train them through various gym and street workout routines. Utilize supplements and mini-games to achieve a perfect physique and explore the island.
Create a virtual bodybuilder and engage in various gym workouts to build muscle and achieve your desired physique. Explore a city with shops, restaurants, and social interactions while progressing in your fitness journey.
Learn guided self-massage and recovery techniques to understand your musculoskeletal system. This app offers breathing exercises and stretches to enhance muscle relaxation, pain relief, and mobility, promoting faster healing and improved well-being.