Google Play Services is modular. It has a "Minimal" base and several APK extensions specific to the Android version (e.g., "Android 4.4 KitKat" vs. "Android 5.0 Lollipop" vs. "Android 14").
A: Version 23.30.99 is the final official release supporting KitKat. Anything newer requires Android 5.0+. Google Play Services Android 4.4.4 Apk