Test and optimize your email campaigns
Find what works best with OptiKratos A/B testing. Test different subject lines, content, designs, and send times to optimize your email campaigns. Let data guide your decisions and improve engagement.
- 14-day free trial, no credit card required
- Trusted by over 100,000 companies
- 500+ integrations to boost workflows
- Built-in AI to close deals faster
- GDPR compliant and secure
Full access. No credit card required. Used by over 100,000 companies.

Rated 4.5+ by 100,000+ companies in 179 countries
Powerful A/B testing features
Test variations and optimize your campaigns
Split testing
Test multiple email variations simultaneously
Performance comparison
Compare results and identify winning variations
Subject line testing
Test different subject lines to improve open rates
Automatic optimization
Automatically send winning variation to remaining list
Optimize campaigns with data-driven testing
OptiKratos A/B testing allows you to create multiple variations of an email and test them against each other. Test subject lines to improve open rates, test content to improve engagement, or test designs to improve conversions.
The system tracks performance metrics for each variation and automatically sends the winning variation to the remaining recipients. This helps you continuously improve your email marketing and make data-driven decisions.
A/B testing features:
- Split testing
- Subject line testing
- Content testing
- Design testing
- Performance comparison
- Automatic optimization
Benefits of A/B testing
Improve open rates
Increase click rates
Optimize conversions
Make data-driven decisions
Understand your audience
Continuously improve