AT&T Enabling iPhone Tethering With iPhone OS 4

Last Month AT&T internet tethering was found in iPhone OS 4.0 beta 4 But Now It's Official, iPhone Tethering With AT&T Coming With iPhone OS 4 in the United States this summer after Apple releases the iPhone OS 4 Final Version, It offers tethering as a $20 per month add-on.

From AT&T press release:

Smartphone customers – including iPhone customers – who choose the DataPro plan have the option to add tethering for an additional $20 per month. Tethering lets customers use their smartphones as a modem to provide a broadband connection for laptop computers, netbooks or other computing devices. Tethering for iPhones will be available when Apple releases iPhone OS 4 this summer.

For existing iPhone Customers, they will switch to new $25/month 2GB plan from the current $30/month unlimited data plan. So if you don’t want tethering, you can keep $30/month for unlimited data but in order to get tethering your data plan rate will increase to $45/month ($25 + $20) with a 2GB data cap.

Customers can pick the new data plan that best meets their needs ? either a $15 per month entry plan or a $25 per month plan with 10 times more data. Current smartphone customers are not required to switch to the new plans, but can choose to do so without a contract extension.

Apple is Expected to Unveils the next iPhone at the WWDC2010 on June 7.  Also iPhone OS 4 is expected to be Released at the Same event to Works on iPhone 4G. [via iPhoneheat, 9to5mac]