Apdex Score

Date created: Oct 12, 2022  •   Last updated: Oct 12, 2022

What is Apdex Score?

Apdex Score is a measure of users' satisfaction with the response time of web applications or services. The Apdex Score is a value between 0 and 1, calculated based on three Apdex Score levels of user satisfaction: frustrated, tolerating, or satisfied.

Apdex Score Formula

ƒ ( Count(Satisfied) + 1/2 Count(Tolerating) ) / Total Samples

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What is a good Apdex Score benchmark?

Maximize towards a value of 1

How to visualize Apdex Score?

Use a summary chart to visualize your Apdex Score data and compare it to a previous time period.

Apdex Score visualization example

Apdex Score


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vs previous period

Summary Chart

Here's an example of how to visualize your current Apdex Score data in comparison to a previous time period or date range.
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Apdex Score


Measuring Apdex Score