Users are allowed to use the software and even upgrade to new versions as long as they remain Iowa State employees or students. Members of the ISU community can install the cloud-based software on up to five Macs or PCs and up to five mobile devices as well, said Darin Dugan, systems analyst in information technology services. The Office 365 ProPlus program includes versions of Microsoft Word, Excel, PowerPoint, Outlook and, for PCs and mobile devices, the note-taking app OneNote. The latest software offering for Iowa State faculty, staff and students comprises a suite of Microsoft classics that can be installed on up to 10 personal devices for free.