Tracking since Sep 25 — growth appears once we have a second daily reading.
Update history
0.4Sep 19, 2026 · seen Sep 25, 2026
Only the current version so far — new entries appear as the game ships updates.
💪 BUILD MUSCLE AND BECOME A GYM STAR! 💪
Are you ready to transform a skinny beginner into the strongest champion? Enter Gym Star: Idle Simulator, an exciting gym simulator where every workout makes you bigger, stronger, and closer to becoming the ultimate Gym Star!
Lift weights, improve your stamina, unlock powerful equipment, and compete against tough opponents. Whether you enjoy an active workout game or a rewarding idle simulator, your journey to fitness glory starts here.
🏋️ TRAIN AND GROW STRONGER
Complete different exercises for your arms, legs, back, and stamina. Every training session increases your strength and helps your character build impressive muscles.
Keep training in this addictive gym simulator and watch your body transform from weak beginner to powerful bodybuilding champion. The harder you train, the faster you become a legendary Gym Star!
🏆 COMPETE ON THE FITNESS STAGE
Put your strength to the test in exciting competitions. Challenge powerful rivals, show off your muscles, and win valuable rewards.
Improve your statistics, defeat stronger opponents, and climb the rankings in this competitive muscle game. Can you become the strongest athlete on the stage?
🐾 COLLECT POWERFUL PETS
Discover, unlock, and collect adorable pets that provide special training bonuses. Equip your best companions to multiply your strength and progress faster.
Build the perfect pet team and enjoy the satisfying progression of a pet simulator combined with an action-packed fitness game.
🌍 UNLOCK NEW GYM WORLDS
Victories to explore new training areas. Each world contains unique workout equipment, stronger challenges, valuable rewards, and mysterious places to discover.
Upgrade your character, enter advanced gyms, and continue your adventure through the expanding world of Gym Star: Idle Simulator.
⚡ ENJOY IDLE PROGRESSION
Keep developing your champion with simple and rewarding progression. Earn resources, purchase upgrades, unlock boosters, and increase your training efficiency.
This idle simulator is easy to play but offers plenty of goals for players who want to become the greatest Gym Star.
🎮 HOW TO PLAY
• Complete exercises to gain strength and stamina.
• Collect pets to receive powerful training multipliers.
• Enter competitions and defeat your opponents.
• Upgrade your statistics and climb the leaderboards.
⭐ GAME FEATURES
• Satisfying muscle-building progression
• Multiple exercises and training equipment
• Exciting bodybuilding competitions
• Powerful pets with special bonuses
• New gyms and worlds to unlock
• Boosters that accelerate your progress
• Simple controls and rewarding idle gameplay
• Fun challenges for every workout game fan
Unlike an ordinary fitness game, this adventure combines training, competition, exploration, pets, and rewarding idle progression in one complete experience.
Start lifting, unlock powerful upgrades, and prove that you have what it takes to become a champion. Download Gym Star: Idle Simulator now and begin your journey to become the ultimate Gym Star!