Apple has seeded iOS 6.1 beta 3 (build 10B117b) to software engineers for iPhone, iPad and iPod Touch. The 2nd beta of iOS 6.1 was launched on 12th November.
You’ll find nothing any new with this beta release and has simply bug fixes along with other advancements. The beta releases of iOS 6.1 has received changes for example Apple’s Passbook application, changes in Apple’s maps software, adjustments to Safari and potential to book tickets for movies utilizing Siri.

Download iOS 6.1 Beta 3 For iPhone, iPad & iPod Touch (Dev Only)

iH8Sn0w has tweeted that iOS 6 beta 3 will definitely expire on Friday December 28, 2012 @ 12AM (GMT) at the same time beta 2 expire. Apple is going to be releasing the next beta before that or almost certainly Apple will releasing iOS 6.1 to public in December.

Today’s iOS 6.1 beta 3 (10B117b) introduced to developers runs out on Friday December 28, 2012 @ 12AM (GMT) [same as beta 2]. #TheMoreYouKnow

iH8Sn0w is iOS hacker behind iReb and Sn0wbreeze.

Download iOS 6.1 beta 3

Download iOS 6.1 beta 3

For those who are currently operating iOS 6 beta can update to newer beta firmware OTA Open Settings >> General >> Software Update >> Install Now.