Tracked since by Apophis999
Nobody is playing Fission Reactor Simulator [BETA] on Roblox right now. Its all-time peak is 0 players, reached on . It has been visited 8 times.
Run and Repair a Light Water Nuclear Fission Reactor.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
Avg CCU by hour (UTC) · last 4 weeks
CCU 24h
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CCU 7d
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CCU 30d
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Rank 7d
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Visits 24h
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Favorites 24h
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Key moments in this game's history
Avg CCU by day · last 4 weeks
Fission Reactor Simulator [BETA] has 0 concurrent players right now. Its all-time peak is 0 players, reached in October 2026.
Fission Reactor Simulator [BETA] was created by Apophis999 on Roblox.
Fission Reactor Simulator [BETA] has 8 total visits (8).
Fission Reactor Simulator [BETA] was created in May 2024 — about 2 years old.
Up to 50 players can be in a single Fission Reactor Simulator [BETA] server.
Roblox lists Fission Reactor Simulator [BETA] as suitable for all ages.
Fission Reactor Simulator [BETA] was last updated in January 2025.
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8
1
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50
4
2y 5mo
All ages
Free access
