About Email Open Rate Calculator
Calculate email open rate and Click-to-Open Rate (CTOR) for newsletter campaigns.. Designed for accurate, instantaneous calculations with zero wait time.
Formula
Open Rate (%) = [Unique Opens / (Sent - Bounces)] × 100
Example Calculation
From 5,000 delivered emails, 1,250 opens gives a 25.00% open rate.
How to Use
- Enter your values into the form fields above.
- The calculation updates immediately in real time.
- Inspect the main summary and secondary breakdowns below.