Free Warmer (com.sqzsoft.freewarmer) on Google Play
This tool will make your mobile phone / tablet full load of CPU, to generate heat and warm up like a hand warmer. The energy comes from the device battery, or external DC.Before sleeping usually your feet (or your body backside) are cold, just turn on this small tool on your android device, and put it beside your feet, it will warm up to make you sleep well!Free Hand Warmer! Free Heater ! Free Pocket Warmer ! Free Pocket Heater !If your device is getting too hot during summer time, please stop it immediately.Hope this free tool can give you some warm during cold time, enjoy it!