The Lync 2013 Mobile clients for iOS and Windows Phone 8 have been updated:

iPad:  https://itunes.apple.com/us/app/lync-2013-for-ipad/id605608899?mt=8

iPhone: https://itunes.apple.com/us/app/microsoft-lync-2013-for-iphone/id605841731?mt=8

WP8: http://www.windowsphone.com/en-us/store/app/lync-2013/d85d8a57-0f61-4ff3-a0f4-444e131d8491

What’s changed:

- Join a meeting even if you don't have a Lync account

- View more information about meeting participants

- Support for certification and passive authentication

- Easily start a conversation with a group

- Microsoft Customer Experience Improvement Program support

- Windows Phone only:  Pin a contact to your home screen for quick communication