Data Calculator

Choose the plan that's right for you

Visit the Mobile Share Planner to estimate usage for multiple devices.

1 5GB data plan is required to enable Mobile Hotspot or tethering.
2 $35 with new 2-year contract. $30 with month-to-month contract.
3 Prepaid data options available for Computers, Tablets, and Gaming Devices at att.com/buyasession.
4 $10/mo. unlimited data plan for standard phones requires Messaging Unlimited feature.
5 Data overage charges are automatically applied.
5 Requires monthly voice plan.