Tracked since by SelfDeclared
Nobody is playing Jeff The Killer Experiment on Roblox right now. Its all-time peak is 0 players, reached on . It has been visited 12 times.
this is a game going to be posted on youtube if the game is finish and you play you are lucky
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
Jeff The Killer Experiment has 0 concurrent players right now. Its all-time peak is 0 players, reached in November 2026.
Jeff The Killer Experiment was created by SelfDeclared on Roblox.
Jeff The Killer Experiment is ranked #27,621 on Roblox by concurrent players.
Jeff The Killer Experiment has 12 total visits (12).
Jeff The Killer Experiment was created in July 2015 — about 11 years old.
Up to 10 players can be in a single Jeff The Killer Experiment server.
Roblox lists Jeff The Killer Experiment as suitable for all ages.
Jeff The Killer Experiment was last updated in August 2015.
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#27,621
#25,373
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12
1
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10
83
11y 3mo
All ages
Free access
