ROI4Presenter is a web service and mobile app for presentations and webinars which you can use to catch clients and get leads. The conversion rate of presentation links to listeners reaches 50%. To make a presentation, all you need to do is give your audience a link to a recorded presentation that is available at any time. It can be a link to your service or any website where you have embedded the presentation. When the viewer follows it, you will receive a message, can join, control the presentation and speak with the viewer live.