With its Best Deal now even longer offer, Boost Mobile's unlimited talk, text, and premium data plans start at $10/mo for new customers after just 3 months of service. Additionally, they provide a year of service for free when you open a new Chime account and pay your Boost bill with Chime. This service also includes rewards program benefits, such as earning up to $300 in rewards every month if you use at least one direct deposit of $500+ from Chime each month.