Email Marketing
Email open rate, CTOR, list growth, and unsubscribe rate calculators
Available Tools
Email Open Rate Calculator
Calculate email open rate from sends and opens
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Click-to-Open Rate Calculator
Measure email engagement with CTOR
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Email List Growth Rate Calculator
Calculate net email list growth rate
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Unsubscribe Rate Calculator
Calculate email unsubscribe rate
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About Email Marketing
Email Marketing includes tools like Email Open Rate Calculator and Click-to-Open Rate Calculator and more. These utilities help you accomplish tasks efficiently without uploading data to external servers.
All email marketing are 100% free and run entirely in your browser. No account creation, no data storage, no servers involved. Just instant, private results.