Today, Microsoft announced the release of an update to OneNote Mobile for iPhone (to version 1.3) and a version of this app tailored for iPad. The Lync 2010 for Windows Phone app is also available today and Lync 2010 clients for iPhone, iPad, Android and Nokia Symbian have been submitted to their respective mobile app marketplaces and will be available as soon as they have been approved.
Updated features in OneNote Mobile for iPhone v 1.3 include easier navigation, table viewing, and improved reliability and performance. The new Lync mobile clients deliver features such as instant messaging, calling features and audio conferencing using your Lync ID.
For more information on these releases, visit the Office.com blog.