Ultra Mobile Limited-Time Promotional $39/mo Pricing on Unlimited Smartphone Plan (50GB at High Speed)

Ultra Mobile is a T-Mobile MVNO - and a direct partner of T-Mobile Prepaid (T-Mobile's direct prepaid department).

Ultra Mobile's Unlimited smartphone plan is one of our 'Top Pick' plans, and they are currently running a promotion, lowering the price of the plan from $49 to $39 per month.

The promotional pricing is for a "limited time", but there is no indication how long the promotion will actually run.

The Unlimited Data plan includes unlimited data, but only 50GB is available at high speed. All data on the plan can be used as personal mobile hotspot from a smartphone. 

You can sign up for the plan on Ultra Mobile's website.