The shared data plan, initially available to only four smartphones in Virgin's lineup, will allow individuals to customize on the fly how much data each member users.
The Lumia 635 will sell for $100 online through Sprint's prepaid arm, Boost and Virgin, starting December 23.
In addition to launching a new Android smartphone, the no-contract carrier also gives customers a wider array of rate plan choices.
The $130 LG Unify offers strong battery life and a flexible subscription plan, but little else.
Although its budget price may beckon, Virgin Mobile's Kyocera Contact messaging phone is one to avoid.
A new plan on Virgin lets customers pay to use certain apps, Internet.org brings free mobile Web access to Zambia, and Amazon is giving away $100 worth of Android apps.
Virgin Mobile Custom, exclusively available at Walmart, lets users tweak on the fly how much data and how many voice minutes and text messages they want to use.
Can't find the setting on your iPhone? That's because it's not there -- yet.
Available for a limited time, the plan relies on Wi-Fi connections for data consumption.
Commentary: The hardware is fine, and so is the service. But if your iPhone ever needs replacing, watch out.
Think you can't get a 4G handset for less than $200? Think again. Take a look at some of our favorite off-contract smartphones that deliver 4G for cheap.
Gadgets under $100 for a grad
It doesn't matter if your favorite grads are moving on from high school or college, there's a gadget to get them ready.