C# Android Automation Framework (Kimchi)

Sample project and DLL can be found here: https://sourceforge.net/projects/kimchiandroid/files/

Features

Interacts on a system level and within your application using Xpath

Supports JellyBean and up+ (https://developer.android.com/about/dashboards)
Dependent on a single DLL
Supports Video Recording of test cases
Can run on multiple devices in parallel (https://www.youtube.com/watch?v=9F_krLM_TT4)

 

See it in Action