LongLiveSS - A clean way of saving screenshots at regular intervals
Epic Pen - A windows tool for drawing over your desktop and applications
Teampaper Snap - Take a snapshot, highlight key areas and share feedback
Nimbus Screenshot - Take screenshots and record video from your screen
Pylote - To draw on the screen and to handle the instruments of geometry there.
Screenshot Bin - Generate website screenshots and thumbnails at scale, right from your app. Screenshots as a service.