TestFlight - iOS beta testing on the fly.
TestApp.io - A platform that helps both mobile app developers and owners to easily share their apps with everyone to get feedback before reaching publicly to Google and App stores.
Topcoder - The Topcoder home page has received a slick new makeover that lets new customers quckly login, discover the power of our community, and launch challenges.
AppHost - Free iOS and Android (IPA and APK) app hosting for enterprise and internal mobile apps.
AWS Device Farm - Improve the quality of your iOS, Android, and web applications by testing against real mobile devices in the AWS Cloud.
TestLauncher - TestLauncher provides crowdsourced QA and managed dedicated QA teams 24/7.