{ReOpened}Muscle Simulator
A Roblox experience owned by J And Z Studios.
SimulatorENsimulatorstrength trainingrebirth mechanic
Description (written by the developer; not a statement by this register)
Old 9/15/18 - New Items, Harder Game play. Old 9/17/18 - Vip, Vip Items. Old 9/18/18 - Gaining strength makes you faster and jump higher. Old 9/18/18 - fixed bugs and errors Newest 10/22/18 - extreme update for 30 group members - fixed bugs and errors - added outfit - rebirth makes you gain more - gamepasses work - remodeled gamepass gui new game https://www.roblox.com/games/2473689424/Zombie-Mania join the group if you want more updates 30 members = BIGGEST UPDATE
Last updated by the developer 22 May 2020, 19:50 UTC.
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 We do not publish numbers we have not measured.
| Measured (UTC) | Players | Change |
|---|---|---|
| 17 Aug 2026, 15:05 | 0 | first reading |
Concurrent players at each of our measurements (insert-on-change).