BloxMulti is a multi-account launcher for Roblox that makes it easy to manage multiple accounts and launch games quickly.
- Multi-Account Support: Add as many accounts as you need and switch between them instantly.
- Isolated Sessions: Every account has its own browser session, so you stay logged in to all of them at once.
- Multi-Launch: Select multiple accounts and launch them all into a game with one click.
- Saved Games: Save Place IDs and private server codes so you don't have to keep copy-pasting them.
- Modern UI: A fast, clean interface that stays out of your way.
- Download: Download
BloxMulti.exefrom the Releases tab. - Add Accounts: Click the "+" button in the sidebar to log in.
- Launch: Pick an account (or hold Shift to pick multiple), enter a Place ID, and click Launch.
- Options: Right-click accounts or games to pin them, remove them, or open a browser window for that account.
BloxMulti handles your logins through the official Microsoft WebView2 runtime. All your data is stored locally on your own computer; nothing is ever sent to external servers.
BloxMulti is closed-source but uses the following libraries:
- nlohmann-json: Data serialization (MIT License).
- Microsoft WebView2 SDK: Browser profiles (Microsoft SDK License).
You can view the full 3rd-party license text inside the app under Settings > 3rd Party Licenses.