Mobile loyalty and coupon provider Tetherball has launched analytics that can show advertisers how their promotions are doing in real time (opt-ins, outs, redemptions). According to the press release:

Mobiquitous 2.0 provides detailed reporting at virtually any level required by clients – whether at a specific campaign level, geographic level or even for a specific time of day. Mobiquitous 2.0 provides clients with a “real time window” so that they can adjust quickly and leverage the real time nature of mobile marketing. Mobiquitous 2.0 is extremely flexible and supports standard reporting, as well as fully customizable on‐the‐fly reporting to deliver better visibility and analytics around specific program performance. 

You've got to like the name of the platform "Mobiquitious." Here's a screen shot that shows the dashboard:

The company claims mobile coupon redemption rates of "50% − versus 1%-2% with online and traditional paper coupons."