Smartscope

This is an open-source oscilloscope for Androi, IPad and PC. With a high functionality speed up to 100MS/s. It is a very important tool for Arduino and Raspberry Pi developers.
With smarpacope you can own your personal lab. It runs on all major platforms, Windows, OSX, Linux, Android and iOS, all you need to do is connect your device via Wi-Fi and turn it to a mobile oscilloscope anywhere you are.