The tool supports a wide range of file systems commonly found on Android devices, including but not limited to ext2, ext3, ext4, and FAT.
Tap the icon to select a folder containing your .bin / .cue or .iso files. Conversion : Select the action (e.g., "Compress to CHD" ).
Here are some basic CHDMan commands to get you started:
(Multiple cores including Genesis Plus GX for Sega CD) Method 1: The Native Android Way (Using Termux) chdman android
By following this guide, you should be able to get started with CHDMAN on Android and explore the world of CHIP-8 programming.
: Termux lacks permission to read or write to your storage directory.
: Open the .cue file in a text editor and ensure the filename listed inside the quotation marks matches your actual .bin file names down to the exact capitalization. "Permission Denied" The tool supports a wide range of file
While there isn't a single official CHDMAN app on the Play Store due to Google's strict scoping policies, community developers frequently host open-source APKs on GitHub.
Works flawlessly on modern devices like the Pixel 8a and dedicated handhelds like the Odin.
Several developers have wrapped the chdman binary in a simple Android frontend. These apps handle file selection via SAF, spawn a background service (foreground notification to avoid being killed), and display progress. They often ship with a precompiled chdman (arm64) inside the APK’s lib/ directory. The wrapper must parse stderr output to update a progress bar—a fragile approach since chdman does not natively provide machine-readable progress. Here are some basic CHDMan commands to get
To convert files inside the folder automatically in a batch process, paste this loop script into Termux and hit enter:
Same command using .cue file.
Do not download Termux from the Google Play Store, as that version is outdated. Instead, download the latest APK from or the official Termux GitHub repository. Step 2: Set Up Environment and Storage Permissions