Intercom on Product Management - The ultimate resource for aspiring product managers

Instabug - The top apps in the world rely on Instabug for beta testing, user engagement and crash reporting.

userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.

Bird Eats Bug - Saw a bug? Send an instant replay to engineers. It will come with console logs and everything. Developers will ❤️ you.

ithinki - A simple user feedback tool for start-ups

Sentry.io - From error tracking to performance monitoring, developers can see what actually matters, solve quicker, and learn continuously about their applications - from the frontend to the backend.