Sprint announced new unlimited plans with lower pricing that come with a guarantee promising customers limitless talk, text and data for life. For the Unlimited, My Way plan, customers choose the number of lines they want (starting at $50 for one) and pay $30 per line for unlimited data. By comparison, Sprint’s current Simply Everything unlimited plan for individuals starts at $109 in my area and doesn’t include mobile hotspot data. Sprint is also offering a new All-in plan that adds 5GB of mobile hotspot service for a total cost of $110. Here are the details on Sprint’s guarantee, which takes effect with the new plans on July 12: All customers on an Unlimited, My Way plan or a My All-in plan will have unlimited talk and text guaranteed for the life of the line of service. Customers who select unlimited data on an Unlimited, My Way plan or a My All-in plan will have unlimited data guaranteed for the life of the line of service.