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

UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.

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

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

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.

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.