Beta Family - 50,000 testers to test your app
AppHost - Free iOS and Android (IPA and APK) app hosting for enterprise and internal mobile apps.
Erli Bird - For developers & testers alik
TestFlight - iOS beta testing on the fly.
TestingCatalog - TestingCatalog is a community of beta testers and developers exploring android apps and exchanging feedback.
Appaloosa-Store - Appaloosa helps businesses maximize the deployment of enterprise mobile apps. Deploy your enterprise app store for Apple iOS and Android apps to employees & testers.