RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
CurrentKey Stats - Track and manage how you use your Mac, across apps/desktops
UseScreen - Are you facing neck pain, headache, myopia and other COMPUTER VISION SYNDROMES effects? Do you want to boost your productivity and want to manage it? Do you to be better user of your PC? Here you are, UseScreen solves all this issues.
ScreenTime - Show your macOS desktop on FaceTime
Stay Focused - More suitable with Google Chrome, this service enables you ensure you do not waste precious time on updating Facebook status or chatting with people.
Gestimer - For those little reminders during the day