Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
Koolio Development

Koolio Development #1017003621

1,996
members (measured 14 Nov 2026, 00:38 UTC)
23 April 2026
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENgame developmentindie studiocommunity group

Description

Development of Koolios games and allat

Written by the group; not a statement by this register.

Membership history

Growth

1,5512,0141,782.51,99410 August 202612 November 2026
84 measurements spanning 94 days, net +443. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”. The vertical axis spans 1,482–2,083 and does not start at zero.
Measurement log — every members count we have recorded, most recent 20 of 84
Measured (UTC)MembersChange
12 Nov 2026, 21:451,994-1
10 Nov 2026, 18:041,995-3
7 Nov 2026, 01:321,998+2
4 Nov 2026, 15:521,996-18
1 Nov 2026, 23:082,014+15
29 Oct 2026, 08:341,999+1
28 Oct 2026, 22:551,998+8
27 Oct 2026, 13:521,990+5
26 Oct 2026, 22:041,985+11
25 Oct 2026, 18:551,974+8
24 Oct 2026, 22:001,966+8
23 Oct 2026, 13:161,958+19
22 Oct 2026, 07:001,939+2
21 Oct 2026, 19:101,937+6
20 Oct 2026, 16:111,931+3
19 Oct 2026, 23:021,928+9
18 Oct 2026, 22:111,919+22
17 Oct 2026, 08:021,897+3
16 Oct 2026, 20:401,894+1
15 Oct 2026, 21:411,893first reading

Daily: the last measured count of each UTC day. Days with no new reading have no point. The full per-reading record is in the CSV and JSON downloads below.

Ownership

Owned by Koolio (@PlaceholderAdmin) as measured.

Owner first observed: user #9506602082 — observed between sweeps, detected 11 Aug 2026, 02:12 UTC

Detection dates bound when a change was seen by this register, not when it happened.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Experiences

1
players in this group’s experiences right now
324,263
lifetime visits across 3 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

Koolio (@PlaceholderAdmin) — Owner (rank 255)

Kool (@kostonkruz) — Owner (rank 255)

Trent (@s1gmatrent) — Member (rank 1)

iiLandenii (@Lambo41315) — Member (rank 1)

FwKaii (@S_EDT) — Member (rank 1)

Monkeypool (@Monkeypools_world) — Member (rank 1)

Prroxzy (@PrroxzySab) — Member (rank 1)

Unity (@UnityIsReal) — Member (rank 1)

Pekka (@SonicWayw) — Member (rank 1)

xotic (@A0rdinaryMyth) — Member (rank 1)

Daniel (@Q_GXG) — Member (rank 1)

vex (@vvexini) — Member (rank 1)

sans (@StickshooterKing) — Member (rank 1)

A51_james (@Vamp_3422) — Member (rank 1)

Spaz (@Ninibabby5) — Member (rank 1)

TheTripleTimbit (@Tripletimbit) — Member (rank 1)

FMLYjp (@Jpakk7) — Member (rank 1)

Zane (@xxyyzane23) — Member (rank 1)

XX_Hunter1 (@Robarrobin5412) — Member (rank 1)

cosmo (@0nlyChocolateChip) — Member (rank 1)

reallymc (@345charlie345) — Member (rank 1)

Lucaslabagamer (@StaffHells) — Member (rank 1)

NOVA_Sa4tzX (@TheSecretPuppet_skib) — Member (rank 1)

N3JTAN (@Natan535781) — Member (rank 1)

Paceyxd (@paceyxd) — Member (rank 1)

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

Rank structure

Owner2
Admin0
Member1,555
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

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

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.