OneNote is a program that helps people make and share notes using digital notebooks. The first version was sold in 2003 as part of Microsoft Office.[6] At first, OneNote let people type notes, record audio and video clips, and turn written notes into text.[7]Microsoft made it more powerful in 2007 and 2010, and keeps improving it today.[8] Now, users can add files, write math equations, save web pages, and draw using a stylus or their finger.[9] People can download OneNote on their computers, cell phones, and tablets, or use OneNote on the Internet.[9]