A/B Subject Testing

A/B testing allows you to compare two different email subject lines to understand which will perform better. Using factors such as readability, emotional impact, urgency, length, and clarity, this tool analyzes both subject lines and predicts a winner.

You can use this tool before sending campaigns to choose the subject line more likely to get higher open rates.

Step 1: Enter two subject line variations.
Step 2: Click Run A/B Test.
Step 3: The tool will score both subject lines and tell you which one is stronger.
Step 4: Use the better-performing subject line in your email campaigns.

Tip: Keep subject lines short, personal, emotional, and curiosity-driven for best results.