Usability testing is a crucial part of the UX design process that helps businesses understand how users interact with their products and identify areas for improvement. One effective approach to usability testing is qualitative testing, which focuses on gathering...
Usability Testing
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Usability Testing: How Many Test Users (Sample Size) Is Enough? [Updated in 2025]
Over the years, we have conducted numerous usability tests for a variety of clients and partners. A question that consistently appears is: “How many users are enough for testing?” or “What is an adequate sample size?”. Long story short, a good baseline is 5 - 10...