This requires root and android 4+! Since Android 4. 4 the /system partition can not be mounted rw for some devices by this app. This has to be done manually before installing the custom gps. Conf file before choosing to install. I'm sorry for the inconvenience! The app. This app does installs a customized gps. Conf file for your GPS.
It's free of charge to download the .apk file of TopNTP and you can check out users' reviews on Droid Informer. This application installer requires 672 KB of free space to work fine on Android 4.0.3 and above. The app has been scanned for viruses and it has been found totally secure. Zatta created this application that falls into the Tools category.