When players begin Sonic Speed Simulator on Roblox, they'll find that they can't play as Sonic right away and that he takes some grinding to unlock.

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: ...

Roblox Sonic Speed Simulator has some special codes to help you do all that you want to do in the game, find them here!

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 ...