UI Movement - The best UI design inspiration, daily
TestFlight - iOS beta testing on the fly.
Design Hunt - Curated design inspiration for everyone
Boombox.io - iOS devs rejoice! Embeddable HTML and hosted TestFlight beta sign-up forms.
UI Jar - Hand-picked design inspiration for your real life projects
Applivery - Mobile Apps distribution system for Continuous deployment, Beta testing, Feedback, Bug reporting & Enterprise App distribution.