An XAPK to APK "converter" is essentially an extraction process, as an XAPK file is simply a compressed package (ZIP) containing a standard APK and additional data like OBB (Opaque Binary Blob) files.
Google Play Store enforces a 100MB limit for standard APK uploads. To bypass this for large games, developers use XAPKs to ensure you get all necessary data in one download, rather than waiting for additional in-app downloads later. How to Convert XAPK to APK xapk to apk converter
You don’t always need a specialized converter app. Since an XAPK is essentially a renamed ZIP archive, you can manually extract the pieces: An XAPK to APK "converter" is essentially an