is a lossless compression algorithm. Think of it as a ZIP file, but specifically designed for disc images. Unlike putting a ROM in a ZIP folder (which most emulators cannot read), CHD is a self-contained file that emulators can load directly.

Widely considered the most accurate software-rendered Saturn emulator. It handles CHD files flawlessly, including multi-track audio transitions.

One of the oldest and most compatible Saturn emulators. Recent versions have integrated CHD compatibility, though it historically favored mounted virtual drives. How to Convert Sega Saturn ROMs to CHD (Step-by-Step)

Have a specific game that won't convert? The CHD format supports multi-track CD audio perfectly, but if your BIN files are split incorrectly, the conversion will fail. Use Redump verified dumps for the best results.

If you use frontends like LaunchBox, EmulationStation, or Batocera, convert your files to CHD before scraping for box art. Most modern scrapers recognize .chd extensions instantly, but it prevents you from having to remap file paths later. Conclusion