Witeboard lets you create quick sketches on desktop, tablet, or phone in a few minutes and collaborate with your team real-time.
Just go to witeboard.com, make a quick sketch, grab a share link and send it to your co-worker. You don't need to install anything nor create an account.
It's the fastest way to collaborate real-time with your team.
UPD' 2019: RealtimeBoard is now called Miro.
A whiteboarding platform for distributed product teams with a growing set of add-ons. Customize it to various use cases (from Agile to UX) and make it a part of a seamless workflow with the most popular tech tools.
Draw, sketch, speak, teach, PPT, documents, collaborate, brainstorm, review design, meeting... All of these White integrated, with any device, all here in one place.