App Pick: Countable
Megan Morrone's app cap on iOS Today 321 is Countable. This app gives you access to your representatives in Congress. It makes it easy and fun to learn about issues that you care about, and rally your friends around specific legislation.
Countable allows you to use the camera on your device to record video messages and send them to elected reps. You can also stay informed with daily notifications about upcoming votes. It provides you with non-partisan summaries of legislation, and unbiased arguments for and against each issue. Then you can see how your votes align with your lawmakers.