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Ignite your inner beast and lift the heaviest weights in the universe. Grow BIGGER and face rivals who keep getting stronger. Start with a relaxing idle clicker experience to build muscles, then push yourself in challenging arcade-style mini-games.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Try this game before buying.
Idle Muscle Up is an idle-clicker game with arcade-style elements. Lift weights across a variety of worlds, build muscle, work as a courier to earn money, and compete in exciting mini-games. Winning competitions rewards you with gold, which can be spent to unlock loot boxes and acquire equipment. Equipment boosts your muscle-building efficiency.
The game features two gym worlds, each with five workouts, plus a carnival world where you can join boxing matches and pushing race competitions.
Watch your character’s body transform as you work out
3 gym worlds and 1 carnival world
Boxing mini-game with arcade-style mechanics
Pushing race mini-game with arcade-style mechanics
XP-based equipment system (grind endlessly to level up your gear)
20+ items to customize your build, boosting exercise speed or muscle gain
Full input support: play with a gamepad, keyboard, or mouse
Extremely lightweight in both disk size and performance — runs smoothly even on a potato 🥔
Right now the cheapest offer for Idle Muscle Up is CA$3.89 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Idle Muscle Up is CA$1.16 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Idle Muscle Up drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
