JACCK 2021 #9474848

members (measured 31 Aug 2026, 15:51 UTC)

5 February 2021

created (per Roblox API)

10 August 2026

first measured by this register

Membership history

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 We do not publish numbers we have not measured.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 members count we have recorded
Measured (UTC)	Members	Change
19 Aug 2026, 16:35	1	first reading

Ownership

Owned by countupSG (@countupjelly) as measured.

Members we’ve seen

countupSG (@countupjelly) — Owner (rank 255)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

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Tycoon Empire Studios#11221055 · 1 shared members

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Driving Empire by Voldex#4999963 · 1 shared members

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USSF - United States Special Forces#22025 · 1 shared members

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Pаrаgоn#3352473 · 1 shared members

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Mega Simulator Games!#14321700 · 1 shared members

2,492,671

polandgamebuilders#3732983 · 1 shared members

2,469,974

Slungpy Games#33723433 · 1 shared members

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Power Simulator X#372019462 · 1 shared members

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Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.