TracFone's new StraightTalk service delivers 30MB of data plus unlimited calling and messaging for $45 per month.
Samsung's low-cost Galaxy Proclaim brings the little-known off-contract services an appealing Android option.
Customers looking for lower monthly rates from a prepaid cell phone will soon be able to find some on the AT&T network in Wal-Mart stores.
The Samsung Galaxy Precedent looks to bring Android to the masses thanks to a $150 no-contract price and a $45 unlimited nationwide plan.
The prepaid Common Cents brand apparently hasn't been making Sprint quite enough cents. Existing users will merge into a Virgin Mobile plan in May.
T-Mobile's switch from a contract model to prepaid dramatically changes the no-contract game.
Both carriers are expected to see slower growth in valuable postpaid or contract customers in the first quarter of 2010, analysts say.