<p>NowComment makes it easy to have rich, engaging discussions of online documents no matter how large (or small) your class or collaboration group. It's fast, powerful, and feature-rich: you can sort comments, skim summaries, create assignments, hide comments, highlight with multiple colors and meanings, and much more. Integrates to any LMS via LTI. Used in universities and K12 schools for the past 6 years.</p>