Quip - Quip is the modern productivity suite that simplifies your life and helps your team get work done faster.
Open Hardware Monitor - Monitors temperature sensors, fan speeds, voltages, load and clock speeds, with optional graph.
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
Guru3D - Guru of 3D: PC Hardware Reviews and tests
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Geforce Experience - GeForce Experience is a new application from NVIDIA that optimizes your PC in two key ways.