Games · Mega Drive

Sonic 3 & Knuckles

Console: Mega Drive
Project: Sonic 3 A.I.R.
Runs On: Windows · Linux · macOS · Android · iOS
Version: v26.08.15.0-test (pre-release), Aug 15, 2026

Open In Decomp Buddy Get Decomp Buddy The Project Website

Decomp Buddy never downloads games. It sets up Sonic 3 A.I.R. and tells you exactly which file of yours to drop in - then checks it's the right one. A ready-made plan is published for this one, so no AI key is needed.