Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
LightShot - The fastest way to take a customizable screenshot.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.