Ro-Bio Injection Experiment

A Roblox experience owned by Ro-Bot Studios!.

SimulatorENsimulationrobotstesting

Ro-Bio Injection Experiment is a simulator experience created on October 25, 2024. The game currently has 801 players online and 60,340,238 lifetime visits. It holds 122,900 favorites and maintains a 95% like percentage. The description notes the title is in beta and contains bugs.

Description (written by the developer; not a statement by this register)

⭐ALL PRIVATE SERVERS ARE FREE!⭐ In This game you test on Robots! 📢The game may contain bugs, we are in BETA! --------------------------------------------- - Report Bugs! --------------------------------------------- SHUTDOWN = UPDATE/Major Bug fix Make sure to like and favorite the game 👍

Last updated by the developer 21 Aug 2026, 15:24 UTC.

playing (measured 22 Oct 2026, 03:50 UTC)

65,347,643

lifetime visits

95%

liked (127,179 👍 / 7,197 👎)

142,634

favourites (2.2 per 1k visits)

25 October 2024

created (per Roblox)

Play on Roblox →

Live players over time

Growth

500 measurements spanning 21 days, net -201. 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”.

Measurement log — every players count we have recorded, most recent 20 of 500
Measured (UTC)	Players	Change
22 Oct 2026, 03:50	86	-25
22 Oct 2026, 02:50	111	-35
22 Oct 2026, 01:50	146	+5
22 Oct 2026, 00:50	141	-50
21 Oct 2026, 23:50	191	-24
21 Oct 2026, 22:50	215	+20
21 Oct 2026, 21:50	195	-55
21 Oct 2026, 20:50	250	+34
21 Oct 2026, 19:50	216	-68
21 Oct 2026, 18:50	284	+28
21 Oct 2026, 17:50	256	-56
21 Oct 2026, 16:50	312	+14
21 Oct 2026, 15:50	298	+39
21 Oct 2026, 14:50	259	-16
21 Oct 2026, 13:50	275	-13
21 Oct 2026, 12:50	288	+71
21 Oct 2026, 11:50	217	+4
21 Oct 2026, 10:50	213	+34
21 Oct 2026, 09:50	179	+23
21 Oct 2026, 08:50	156	first reading

Concurrent players at each of our measurements (insert-on-change).

Monetization — game passes

Self Infector [40% OFF]

299 R$

FREDDY.EXE [OP ☠️]

199 R$

Player Injector [OP!]

199 R$

WEAPONARY + [USE ON PLAYERS!]

199 R$

Starter PACK [OP + LIMITED!]

149 R$

OP VIRUS PACK [INSANE]

99 R$

GOJO VIRUS [OP]

99 R$

GOKU VIRUS [OP!💥]

99 R$

Become THE Robot [35% OFF!]

99 R$

Hazmat Suit

99 R$

SCP-096 VIRUS [OP]

79 R$

BLACKHOLE VIRUS [OP]

49 R$

SCP-049 VIRUS [35% OFF]

39 R$

Ski-Mask

14 R$

Game passes for sale and their prices, measured from the Roblox passes API. Developer products bought inside the game aren’t publicly listable.

Badge funnel

Welcome! · welcome22,583,584 · 100.0% win

Played 2024 Christmas Update! · other22,252,478 · 100.0% win

Tutorial · welcome22,237,287 · 100.0% win

Collected SECRET.EXE! · collection2,346,932 · 16.2% win

ONE-PUNCH Unlocked! · progression231,208 · 1.2% win

How many players have ever earned each badge — a proxy for how far players get before they stop. Steep drop-offs mark where a game loses people. Win rate is the past-day share of players who earned it; categories are assigned by a language model from each badge’s own name and description.

Roblox recommends these alongside it

[UPD] 🦠 Parasite.exeby The Lab‘s Experiment

128 playing

Rat Lab 🧪 [KING RAT]by Evil Science

2,332 playing

Balloons And Ropesby Bazenka2

1,986 playing

🧪 Make Potionsby 2 da moon!

19 playing

Wacky Wizardsby Whacky Wizards

882 playing

[🧪UPDATE] Bio.exeby The Lab‘s Experiment

8 playing

Roblox’s own “games like this” rail, as we recorded it on 17 October 2026. The order is Roblox’s, not ours. Which games it points at most →

Like ratio over time

Growth

1465 measurements spanning 62 days. 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 94–96 and does not start at zero.

Measurement log — every % liked count we have recorded, most recent 20 of 1465
Measured (UTC)	% liked	Change
22 Oct 2026, 14:07	95	no change
22 Oct 2026, 03:50	95	no change
22 Oct 2026, 02:50	95	no change
22 Oct 2026, 01:50	95	no change
22 Oct 2026, 00:50	95	no change
21 Oct 2026, 23:50	95	no change
21 Oct 2026, 22:50	95	no change
21 Oct 2026, 21:50	95	no change
21 Oct 2026, 20:50	95	no change
21 Oct 2026, 19:50	95	no change
21 Oct 2026, 18:50	95	no change
21 Oct 2026, 17:50	95	no change
21 Oct 2026, 16:50	95	no change
21 Oct 2026, 15:50	95	no change
21 Oct 2026, 14:50	95	no change
21 Oct 2026, 13:50	95	no change
21 Oct 2026, 12:50	95	no change
21 Oct 2026, 11:50	95	no change
21 Oct 2026, 10:50	95	no change
21 Oct 2026, 09:50	95	first reading

Percentage of votes that are likes, at each of our measurements. A falling line is a game losing its crowd’s goodwill.