It helps debug issues 10x faster and saves us 50% of the time we spend on issue fixing. And not just that, we have started fixing bugs proactively.

There are a couple of things that this product does well. What I like best would be easy integration in the product and excellent UX to identify user sessions. I have used some of it's competitors before, while the sessions feature is common amongst these tools, I find Zipy's analytics of the session more holistic.

When diagnosing production errors, the option to replay sessions with complete console log and network activity is of immense value.