Newsletter Metrics Calculator
Calculate newsletter open rate, CTR, conversion rate, ROI, and subscriber growth.
Calculate the core newsletter metrics from one send: open rate, click-through rate, click-to-open rate, conversion rate, unsubscribe rate, bounce rate, ROI, and subscriber growth.
Advanced inputsrevenue, conversions, and subscriber growth
Revenue attributed to this send.
Campaign, tool, sponsorship, or content cost.
What this means
This issue has a strong open rate, strong click-through rate, and growing subscriber growth. The unsubscribe rate is healthy.
Delivery rate
Healthy97.00%
Shows how many sent emails reached inboxes instead of bouncing.
Open rate
Strong40.00%
Shows whether the topic, sender, and subject line earned attention.
CTR
Strong5.00%
Shows how many delivered emails produced clicks.
Click-to-open rate
12.50%
Shows whether the email content matched the subject line promise.
Conversion rate from clicks
8.66%
Shows how many clickers completed the intended action.
Unsubscribe rate
Healthy0.19%
Shows whether the issue caused readers to leave the list.
Bounce rate
Watch3.00%
Shows list quality and deliverability pressure.
ROI
Profitable700.00%
Shows whether attributed revenue exceeded campaign cost.
Revenue per delivered email
$0.25
Shows revenue density for each delivered email.
Net subscriber growth
335
Shows the subscriber count gained after losses.
Subscriber growth rate
Growing2.79%
Shows how quickly the list grew from the starting base.
Ending subscribers
12,335
Shows the list size after new and lost subscribers.
Calculate newsletter and email performance
This newsletter metrics calculator helps you turn raw campaign numbers into useful rates. Add your sends, deliveries, opens, clicks, conversions, unsubscribes, bounces, revenue, costs, and subscriber changes to see the numbers that explain performance.
It is built for people who publish newsletters and want to understand which issues earn attention, clicks, subscribers, and revenue.
Newsletter metrics formulas
- Open rate = opens / delivered emails
- CTR = clicks / delivered emails
- Click-to-open rate = clicks / opens
- Conversion rate = conversions / clicks
- Unsubscribe rate = unsubscribes / delivered emails
- Bounce rate = bounces / emails sent
- ROI = revenue minus cost, divided by cost
Why these metrics matter
Newsletter metrics are useful when they help you make better publishing decisions. Open rate can show whether the topic and subject line created enough interest. CTR shows whether the issue moved readers to act. Subscriber growth shows whether your overall publishing system is building an audience you can keep.
Related calculator tools
FAQ
Common questions about email and newsletter metrics.
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