"Sockets" app is designed for travelers. Modern traveller, having a lot of appliances, often does not think about properly charging them, whilst even in developed countries provisioning of necessary infrastructure is sometimes a problem. Moreover, there is often a danger of damaging sensitive electrical appliances. "Sockets" app will provide necessary information to prevent the risk of damaging the devices, introducing travellers to country's existing local guidelines and guide through the descriptions and the types of devices.