Calculate email open rate from sends and opens.
Free Tool
Open Rate Calculator
Calculate email open rate from sends and opens.
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FAQ
What is the Open Rate Calculator?
The Open Rate Calculator is a free online tool that helps you calculate email open rate from sends and opens. No signup required.
Is this tool free?
Yes, completely free. Use it unlimited times with no account needed.
How does Dewx help beyond this?
Dewx is a complete business OS — unified inbox, CRM, AI automation, invoicing, and more. Replaces 15+ tools from $29/mo.
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