How It Works Pricing Learn

DMARC XML AnalyzerFree report analyzer SPF Record CheckerValidate any SPF record Subject Line TesterTest before you send

All Free Tools →

SOS Hotline Get My List Cleaned

How It Works Pricing Learn DMARC XML Analyzer SPF Record Checker Subject Line Tester All Free Tools → SOS Hotline About Partner

Get My List Cleaned

Skip to main content

Email Almanac / METRICS & REPORTING / Clicks & Engagement / How is CTOR calculated?

How is CTOR calculated?

CTOR uses this formula.

Unique clicks divided by unique opens multiplied by one hundred.

Related Questions

What is click-through rate (CTR)? What is a “click” event and how is it recorded? How is CTR calculated? How do redirect/tracking domains record clicks?

Free Help

Need help with this topic?

Get free deliverability advice from our SOS Hotline. No strings attached, just real help from email experts.

Contact SOS Hotline

Written by Yanna-Torry Aspraki Founder, Review My Emails Review My Emails

Was this answer helpful?

Thanks for your feedback!

Propose an Edit

Found an error or have a suggestion? We'd love to hear from you! If we use your contribution, you'll be added as a contributor to the Email Almanac.

Page URL

Your Name *

Your Email *

Your Suggestion *

Thank you!

We've received your suggestion and will review it soon. If we use your contribution, we'll reach out to add you as a contributor!

Last updated: February 1, 2026

Share:

We see what algorithms can't.

Services

Pricing SOS Hotline Learn

Company

About Partner Security

Contact

ahoy@reviewmyemails.com

Legal

Privacy Policy Terms of Service Cookie Policy

© 2026 Review My Emails. All rights reserved.