Conversion of dmg files to apk file format

There is no way how disk images from Mac platform (.dmg) to Android installation packages (.apk), which means dmg to apk conversion is not possible. If you are trying to somehow install macOS (Mac OS X) app on Android, it won't work because it is a different platform. You will have to look of if the developer of Mac app offers version for Android.

Open DMG file    Open APK file