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Both calculators run independently — change the inputs on either side to compare results.

Marketing

Email Open Rate Calculator

Calculate email open rate as the percentage of recipients who opened an email out of those it was sent to. Use it as the standard top-of-funnel email-marketing metric for evaluating subject lines, sender reputation, list quality, and send-time optimization.

Fill in the required fields to see your result.
Marketing

Email Unsubscribe Rate Calculator

Measures the percentage of recipients who opted out of your email list after a campaign. Use it after each send to benchmark list health and flag content or frequency problems.

Fill in the required fields to see your result.

Key differences

Email Open Rate CalculatorEmail Unsubscribe Rate Calculator
CategoryMarketingMarketing
Inputs required22
ResultEmail Open Rate (%)Unsubscribe Rate (%)
What it doesCalculate email open rate as the percentage of recipients who opened an email out of those it was sent to. Use it as the standard top-of-funnel email-marketing metric for evaluating subject lines, sender reputation, list quality, and send-time optimization.Measures the percentage of recipients who opted out of your email list after a campaign. Use it after each send to benchmark list health and flag content or frequency problems.