One of the very popular betamax voip services is Jumblo. Not only it offers very attractive calling plans like Free Calls (under its superdeals) and Cheap international calls, but it is quite easy to use and works on almost all types of devices. It is very popular and highly used in some of the middle east countries (like qatar and kuwait) where other voip services don't work. You can use Jumblo on your computer, your mobile phone (android, iphone, nokia or windows) and even on your tablets. … [Read more...]