This must be getting your eyebrows raised by now, and you might be wondering if i just am about telling you the lie of the century, but its
's true, and i'll prove it to you. Many have been yearning for this since the creation (lol.. just exaggerating) and here it is.
I ma going to have you introduced to the wonderful android application that allows you to perform this function i am talking about, aand the app's name is Swap Naija.
[img]http://2.bp..com/-H6603AOavvE/Vhy4KTSepgI/AAAAAAAAATE/IXKEabCXD7k/s320/Swap-Naija-Airtime.jpg[/img]
This app does the favour of allowing not just allowing you share airtime with other networks, but also allows you to send to a group of people. Amazing, isn't it?
You can get the appliaction from google play store, or from the official website of the app (link below)
http://swapnaija.com
Enjoy this self explanatory and amazingly simple but poweerful app.

Source: http://www.tecnolad.com