In-game (but unstable)
Created by developer ChaosX, this is a complete ground-up remake in Unity that fixes the physics, bugs, and loading times while keeping the original assets. It is widely considered the "definitive" way to experience the game. The latest releases are available on ChaosX's YouTube Channel. sonic the hedgehog 2006 emulator upd
It includes almost all levels and characters from the original game and runs natively on Windows. Sonic the Hedgehog (2006) Emulator Update: A Look
To run Sonic '06 via emulation without stuttering, aim for these specifications: Intel Core i5-10400 / AMD Ryzen 5 3600 (or better). sonic the hedgehog 2006 emulator upd