Prepaid Cellular -- More Control and Flexible
When it truly comes to a more control and flexible cellular connection, I believe a prepaid should be a best bet choice. Whilst service providers argue that they present enviable number of bill payment options for the comfort and convenience of the users, recharging a prepaid is no big deal. Be it online or your local dukanwala can help you recharge your cellular connection really fast and amazing.
A few online services that I came across to help quick and easy recharging of mobile connections are:
Note: Hyperlinks to select service providers are provided as an illustration and comfort to the people. I have not personally/comprehensively tried those services and hence can not vouch or endorse on the reliability and trust of those services. Hence please exercise sufficient caution and due diligence attention whilst transacting with those service providers.