What Is CTOR and Why Does It Matter?
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Posted Nov 1, 2021 7 min read
What Is CTOR and Why Does It Matter?

Click-to-open rate (CTOR) is an email marketing metric that measures the number of clicks your emails earn relative to the number of opens.

Essentially, CTOR is a ratio of two other metrics - CTR and open rate.

CTR measures the number of clicks your emails earn, while open rate measures how many people open the emails. CTOR compares the two to see what percent of people who open your emails also click.

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