💪Muscle Building Simulator [UGC + Codes]

A Roblox experience owned by Builder Brothers Studio.

Description (written by the developer; not a statement by this register)

Welcome to Muscle Building Simulator! 💪 💪 Train and get HUGE! 🏋️‍♂️Join the group for benefits + FREE UGC! https://www.roblox.com/groups/2601566/Builder-Brothers-Studio#!/about 🐶 COLLECT and discover 50+ Pets + Shiny variants! 🔄 Rebirth and climb leaderboards! ⭐ Like and favorite the game for updates and codes! 🎁 Release Code: "Release" New Code Goal: 500 Likes!

Last updated by the developer 20 Nov 2024, 22:50 UTC.

playing (measured 5 Sept 2026, 05:38 UTC)

lifetime visits

18 November 2024

created (per Roblox)

Play on Roblox →

Live players over time

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every players count we have recorded
Measured (UTC)	Players	Change
5 Sept 2026, 05:38	0	first reading

Concurrent players at each of our measurements (insert-on-change).