iFly Guide
Everything you need to get games running on iFly. New here? Most Dreamcast games need no BIOS at all — drop a .chd or .cdi into iFly and go.
First import in 3 steps
- Get a Dreamcast game as
.chd,.cdi, or.gdi. - Open iFly → import via the Files app, drag-and-drop, or Wi-Fi upload.
- Tap the game. No BIOS required for Dreamcast.
Importing Games
Files app, drag-and-drop, Wi-Fi upload, and URL scheme.
Supported Formats
Every extension iFly reads, and which to prefer.
BIOS Setup
When you need a BIOS and where it goes.
Arcade & Naomi Rips
Naomi, Naomi 2, and Atomiswave in odd formats.
Systems
Every system iFly runs, with per-system notes.
FAQ & Troubleshooting
Fixes for the common failures.