Screenleap is a great all in one screen sharing extension. It allows you to share your screen with others, take notes, take pictures, and edit. It has Gmail integration and is simple and easy to use. It has a free version as well as paid for those who need more.
Share the contents of your browser window using the method that makes the most sense: share live using browser sharing or take screenshots, mark them up, and share them with others using the screenshots tool. Start sharing your screen or browser window in two seconds with two clicks. Your viewers can view using any web browser.
The Good: Simple, easy
The Bad: No phone number so you need to have a separate phone communication
The Ugly: NA
Final Verdict: 4 / 5