TL;DR: The loudest customer in your Slack channel is not your average user. I've watched PMs β myself included, early on β spend an entire sprint building a feature because one enterprise account complained twice in the same week. π Reading time: ~35 min What's in this article The Real Problem: You're Making Product Decisions on Vibes How I Evaluate These Tools (My Actual Criteria) My Four Non-Negotiable Evaluation Criteria Tool 1: Hotjar β My Default Starting Point for Behavior Data Tool 2: FullStory β When You Need to Actually Debug UX, Not Just Watch It Why I Switched from Hotjar to FullStory for Our Growth Team Tool 3: Maze β Prototype Testing Without Scheduling 12 Zoom Calls The Actual Workflow That Replaced My Bi-Weekly Usability Calls The Real Problem: You're Making Product Decisions on Vibes The loudest customer in your Slack channel is not your average user.β¦