If you're a fan of the old-school classic Sonic the Hedgehog and looking for a Roblox game that draws inspiration from the same universe, Sonic Speed Simulator is the perfect game.

Sonic Speed Simulator is a sandbox game where you can embody various characters from the Sonic the Hedgehog franchise and level up to become faster.

Sonic is getting an official game on Roblox and it has Chaos! The “speed simulator” was made by Sega of America and Gamefam and allows you run around as Sonic, Tails, and Knuckles.

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: ...

Red Star Rings are the main currency of Sonic Speed Simulator on Roblox. They are used for everything from fusing Chao and Trails, purchasing and leveling up Characters, getting sets of your ...