Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
ThunderSi

ThunderSi #3521690

3,407
members (measured 21 Aug 2026, 02:32 UTC)
7 October 2017
created (per Roblox API)
10 August 2026
first measured by this register

School & educationENfree-robuxscam-promise

Description

Welcome To ThunderSi. The best source for robux :) You can trust this group for Robux and etc, No scamming allowed.

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

Membership history

Growth

3,4073,4093,40810 August 2026 — 3,409 members13 August 2026 — 3,408 members21 August 2026 — 3,407 members10 August 202621 August 2026
3 measurements spanning 10 days, net -2. 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 3,407–3,409 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
21 Aug 2026, 02:323,407-1
13 Aug 2026, 17:233,408-1
10 Aug 2026, 21:273,409first reading

Ownership

Owned by @ThunderSii as measured.

Members we’ve seen

@ThunderSiiOwner (rank 255)

kippy (@amKippo)Member (rank 1)

@CurlyGamer24Member (rank 1) terminated

@PleixdesMember (rank 1) terminated

@AlessandrochannelMember (rank 1)

@millychangMember (rank 1)

@kallenkassitMember (rank 1)

@lolzchadMember (rank 1)

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

Rank structure

Owner1
Admin0
Member3,409
Member3,408
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.