Dxtory - Tool to display FPS in video games, make screenshots, record videos.
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #
Droplr - Droplr is a tiny application that aims at helping people share things easier.
Zeplin - Collaboration app for UI designers & frontend developers
ConnectWise Control - ConnectWise Control is a mobile app that allows you to instantly connect with another system from anywhere with a connection to the internet. The software not only comes in a mobile app, but it has a desktop version as well for complete coverage.
ActiveWords - Auto correct on steroids