Comme annoncé sur le site Office, Skype for Business pour iOS est disponible: https://blogs.office.com/2015/10/14/skype-for-business-ios-app-now-available/
Skype for Business, formerly Lync 2013 for iOS, extends the power of Lync and Skype to your favorite mobile device: voice & video over wireless, rich presence, instant messaging, conferencing, and calling features from a single, easy-to-use interface.
What's New in Version 6.0
Intuitive and familiar Skype UI: simplified dashboard and enhanced In-Call and In-Meeting experiences
Full-screen video, simultaneous viewing of the shared content and speaker's video, larger buttons for meeting controls