Account managers does not collect any personal information.

This add-on only interacts with your Roblox cookies in order to provide its functionality, your cookies are not shared with third parties. Your .ROBLOSECURITY cookie is only sent to Roblox APIs in order to provide functionality.

Accounts manager creates a cookie for each account you want to save with the value of the original .ROBLOSECURITY cookie, you can remove this cookie at any time through the add-on's panel or you can manually delete it.

Other Roblox account data is stored (user ID, username, avatar image url) on your syncronized storage, this data can be transferred to other devices if you decide to sync data.