Open Hardware Monitor - Monitors temperature sensors, fan speeds, voltages, load and clock speeds, with optional graph.
Air Matters - Providing real-time Air Quality Index & Allergy Pollen & Weather Data, as well as Protection Recommendations and Forecast.
Guru3D - Guru of 3D: PC Hardware Reviews and tests
World Air Quality Index - Air quality index for the globe
Geforce Experience - GeForce Experience is a new application from NVIDIA that optimizes your PC in two key ways.
Prkruti - Prkruti is the best weather app for android.