Open Hardware Monitor - Monitors temperature sensors, fan speeds, voltages, load and clock speeds, with optional graph.
DU Battery Saver - DU Battery Saver, get up to 50% more battery life for your Android phone. Battery Saver learns how you use your phone, then creates smart profiles that match your settings to your needs while getting more life from your battery.
Guru3D - Guru of 3D: PC Hardware Reviews and tests
Accubattery - Monitor's battery capacity through the use of science
Geforce Experience - GeForce Experience is a new application from NVIDIA that optimizes your PC in two key ways.
Power Battery - Power Battery, as the most professional battery saver app, could get up about 60% more battery life for Android phones or tablets.