On 2/19/2014 TestFlight announced they would be dropping Android support on 3/21/2014 (http://www.androidpolice.com/2014/02/20/testflight-beta-testing-and-deployment-service-is-dropping-android-support-march-21st/), so for your procrastinators you have a few days to find something else. For most people building mobile applications you are building for more than one platform, so if you were using TestFlight you have a problem. The following is a quick comparison of all of your various multi-platform testing distribution solutions.
I ended up going with HockeyApp myself for the following reasons:
- I didn't want to have a different service, different app, and different set of users for every platform I target (iOS, Android, Windows 8, Windows Phone 7, Windows Phone 8 )
- I didn’t want to have to go about implementing an SDK (Ubertesters) in every single one of my apps past, present, and future just to be able to upload