Sonic Speed Simulator is a popular fan-made game on Roblox that has support from SEGA, and there are some codes players can use to unlock items.

Sonic Speed Simulator 3D platformer experience on the Roblox platform inspired by the Sonic franchise. Similar to many other Roblox games, Sonic Speed Simulator offers a code redeem feature that ...

Here are all working Sonic Speed Simulator codes as of 28th August 2025: Not sure how to redeem codes in Sonic Speed Simulator? Here’s what you’ll need to do: ...

An update to the officially licensed Sonic Roblox game, Sonic Speed Simulator, will add a highly anticipated character in a new event.