Calculate email open rate, CTR and CTOR
Calculate email open rate, click-through rate and click-to-open rate from delivered emails, opens and clicks.
Open rate = Opens / Delivered; CTR = Clicks / Delivered; CTOR = Clicks / Opens.
How to use the Email Open Rate & CTR Calculator
Calculate email open rate, click-through rate and click-to-open rate from delivered emails, opens and clicks.
Formula and method
Open rate = Opens / Delivered x 100; CTR = Clicks / Delivered x 100; CTOR = Clicks / Opens x 100.
Example
10,000 delivered emails, 4,000 opens and 500 clicks produce 40% open rate, 5% CTR and 12.5% CTOR.
Planning examples
These examples are mathematical scenarios designed to help with planning. They are not claims about typical market performance.
| Use | Recommendation |
|---|---|
| Planning | Use your own recent data whenever possible. |
| Comparisons | Keep the same definition and time period across comparisons. |
| Benchmarks | Treat public benchmarks as context rather than guarantees. |
How to interpret the result
Tracking definitions and privacy features can affect reported opens. Compare consistent metrics from the same email platform.
Frequently asked questions
Does this tool use an external API?
No. The calculation runs from the values you enter.
Is the result a guarantee?
No. It is a mathematical planning result based on your inputs.
Can I use my own real data?
Yes. Your own recent account or business data is usually the best input.
Can I compare different platforms?
Use caution because metric definitions and monetization models can differ by platform.