Independent project. RoMulti is not affiliated with, endorsed by, or sponsored by Roblox Corporation. “Roblox” is a trademark of Roblox Corporation. Terms · Privacy

Two Roblox accounts.
One launch.

Unofficial third-party Chrome extension for players who run a main and alts. Add accounts once, open a separate Roblox window for each, join the same place without signing out.

Download extension How it works

Unofficial third-party browser extension. You download and install a ZIP manually — not an automatic installer. Use at your own discretion and follow Roblox’s terms.

RoMulti
Accounts · Launch
1 online 2 offline
On your device
Accounts 3
SN
StudioNorth
Online
main account
AR
AltRig_02
Offline
alt · trader
TH
TradeHold
Offline
alt · limiteds
Launch all
Open Roblox with Multiple Roblox for whoever is signed in here.

Add accounts.
Launch both.

  1. 1

    Add from Chrome

    Log into roblox.com, open the toolbar panel, tap Add Account. Repeat for each alt.

  2. 2

    Open a game page

    Go to any experience on roblox.com. The panel reads the place you are on.

  3. 3

    Launch selected

    Each account opens in its own Roblox window and joins that place. No logout between them.

RoMulti
Accounts · Launch
1 online 2 offline
On your device
Accounts 3
SN
StudioNorth
Online
main account
AR
AltRig_02
Offline
alt · trader
TH
TradeHold
Offline
alt · limiteds
Launch all
Every signed-in account joins this place.

Download the zip from this site, extract it, open chrome://extensions, turn on Developer mode, choose Load unpacked, pick the folder.

Any Chromium browser with unpacked extensions: Chrome, Edge, Brave, Arc, Opera, Vivaldi.

As many windows as your PC can run. The extension does not cap your roster.

RoMulti runs as a browser extension on your side. We cannot guarantee how Roblox or third parties classify third-party tools — check Roblox’s policies if you are unsure. This project is not official Roblox software and is not affiliated with Roblox Corporation.

No. RoMulti is an independent browser extension and is not affiliated with, endorsed by, or sponsored by Roblox Corporation. We cannot guarantee how Roblox classifies third-party tools — review Roblox’s policies if you are unsure.

No. Accounts stay in your browser. We do not sell or share your personal account information.

RoMulti.zip
Downloading…
Extract ZIP → chrome://extensions → Developer Mode → Load Unpacked