This is a service for android that can be used by other apps to convert from lat/lon to a time zone id. It is not a stand-alone app and hence has no launcher icon. Other apps that use this service will mention this service when they need it. The service is a wrapper around.
It's free to download the installer of Timezone resolver service, also, you can have a look at users' reviews on Droid Informer. The app runs on Android 4.0.3 and higher. This download is totally secure. This application is developed by Casa YENAD and its category is Tools.