Obby: Pump Up Your Muscles! 1 per second

Released: 2026-06-27
Welcome to the prison gym, where only strength earns respect!
You start as a skinny rookie, but every rep makes you stronger. Push-ups, sit-ups, pull-ups — build your body and rise through the ranks.
How to play
PC Controls:
— WASD — move your character
— Space — jump
— E — interact (train, eat, grab food)
— Left Mouse Button — train
— Move mouse — look around
— Mouse Wheel — zoom in/out

Mobile Controls:
— On-screen joystick — move
— “Jump” button — jump
— Tap on screen — train
Gameplay Tips

Use the Space key or jump button to time your jumps carefully over obstacles that appear during training sessions. Hold W or use the joystick to move forward while tapping to train, ensuring you don’t miss any reps. Press E or tap the screen to grab food when available — it helps accelerate your muscle growth and keeps you progressing faster.

Game Features

In Obby: Pump Up Your Muscles! 1 per second, you begin as a skinny rookie in a prison gym, where your only path to respect is through physical training. Every second, you gain a rep — a chance to build strength by completing exercises like push-ups, sit-ups, and pull-ups. As you train, your character grows stronger and rises through the prison hierarchy. You can interact with objects using the E key on PC or tap the screen on mobile to train or grab food. The game emphasizes steady progress, with each rep contributing to your muscle gain and rank improvement.

Category: Casual game