Email Open Rate Calculator
Calculate email open rate.
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Calculate email open rate
Email open rate compares tracked opens with delivered emails. Enter opens and delivered emails to calculate the open rate. It is useful for newsletters, lifecycle emails, product announcements, drip campaigns and subject-line tests.
Use opens carefully
Privacy features and image loading behavior can affect open tracking, so treat open rate as one signal rather than a full performance measure.
Frequently asked questions
What is email open rate?
It is opens divided by delivered emails.
Should bounced emails be included?
Usually use delivered emails, not total sent, when calculating open rate.
Can privacy features affect opens?
Yes. Some email clients can inflate or hide open tracking.