OpenSignal is a provider of a database of cell phone towers, signal strength readings and Wi-Fi access points. The Company offers the OpenSignal app, a mobile application that helps users improve their mobile and Wi-Fi signal, and recommends mobile operator in the area. It also provides WifiMapper, a Wi-Fi database that enables users to find free Wi-Fi based on various hotspots. OpenSignal serves mobile operators, telecom regulators, industry analysts, retailers and consumer groups.