Balto - Easy feedback with screenshot / videos for your beta apps
Intercom for mobile apps - A better way to connect with mobile users
SessionStack - Record and replay web app issues. See them the way they happened to end users.
OpsGenie - Alerting and On-Call Management for Dev&Ops Teams
Video Contact Forms by Typeform - Get 10x more personal with your site's visitors from Day 1
Userfeed - Product feedback made for Intercom