We all know that Viber is a chat app and free calling software used for iDevices and Android smartphones. Viber is popular because it allows free calling and message sharing without involving cell provider phone connection. It uses Internet to share data. Flexispy can help in monitoring Viber messages of a mobile device. Viber generally escapes monitoring and hence, most spying software apps don’t give required results for this app. However, Flexispy has sophisticated tools to get all the Viber data and attain the best monitoring results with best of technology.