Reach per Million Users

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

What is Reach per Million Users

Reach is an Alexa Web Search metric that measures the number of people who have the Alexa toolbar or extension installed and who saw your content. If your website has a Reach score of 5,000, this means that 5,000 people out of a sample of 1 million, who have the toolbar or extension installed, saw your site yesterday.

Reach per Million Users Formula

ƒ Count Unique(People who saw your content per Day per Million Users)

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How to visualize Reach per Million Users?

Use a summary chart to best visualize your Reach per Million Users data. This type of chart compares the current value to a previous time period.

Reach per Million Users visualization example

Reach per Million Users


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vs previous period

Summary Chart

Here's an example of how to visualize your current Reach per Million Users data in comparison to a previous time period or date range.
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Reach per Million Users


Measuring Reach per Million Users

More about Reach per Million Users

This isn’t a perfect metric as it includes a skewed sample of users. But, used over time it's still a good way to understand trends and compare sites.

Data for Alexa's reach, rank, and search analytics are collected from millions of users who have the Alexa toolbar or extension installed. As a result, Alexa is able to collect, anonymize, and track web traffic over time.

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Here is Andrew Chen with a valuable article about Reach Per Million Users.

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