See lets you video conference and screen share directly in your browser.
See works in Chrome with a browser extension that you can download from the Chrome extension store here:
See also works in Firefox without needing a browser extension.
See lets you video conference on Safari but you cannot screen share. We are working on a desktop app that will resolve this issue for you. In the meantime, you could try downloading Chrome at https://www.google.com/chrome/
If you have the latest version of Internet Explorer that supports WebRTC you should be able to video conference. You will not be able to screen share.
You can see if your computer has the features required to use See in your browser by visiting the troubleshoot link on https://getsee.co/troubleshoot
You will need a microphone and video camera to video conference.