U.S. carrier T-Mobile is offering tablet owners up to 200 MB of free 4G LTE data every month for as long as they own their tablet. Customers wanting more data can choose from a range of flexible options with no annual service contracts. 

Operator has daily, weekly and monthly options for adding 4G LTE data. For T-Mobile voice customers, 'always-on' tablet plans start at $10 a month for unlimited data including 500 MB of 4G LTE data each month. Customers can add even more 4G LTE data in 2 GB increments for $10 more per month. For customers who would rather have the flexibility of on-demand data, T-Mobile offers daily and weekly passes. Daily passes include unlimited data with 500 MB of 4G LTE data starting at $5. The weekly passes include unlimited data with 1 GB of 4G LTE data for $10. 

T-Mobile has also announced plans to extend its existing smartphone trade-in program to tablets. Beginning Nov. 1, anyone with a qualifying tablet can bring it into a participating T-Mobile store - even if it's only Wi-Fi capable - and receive a discount on a new tablet.