Network Master India is best android app for Indian mobile operator’s to know your own number , recharge plans ,packs , best offer,remaining balance without dialing USSD Codes. Network Master India App provides list of network USSD code from all major telecom companies in all region in India. The most important features of this app is, it works online mode as well as offline mode means if you have no internet access you can also use almost all the features of this awesome mobile recharge app.
https://play.google.com/store/apps/details?id=com.trioapps.networkmaster&hl=en