Maxymizely is described as 'A/B testing tools for conversion optimization along with the team of the best experts, who are at your service'. There are more than 25 alternatives to Maxymizely, not only websites but also apps for a variety of platforms, including Windows, Mac, SaaS and Self-Hosted solutions. The best alternative is Optimizely. It's not free, so if you're looking for a free alternative, you could try Google Optimize or Google Analytics Content Experiments. Other great sites and apps similar to Maxymizely are Convert.com (Paid), ABlyft (Paid), Convertize (Paid) and Visual Website Optimizer (Paid).
Splitforce A/B testing for iOS, Android, and Unity mobile applications. The web application allows users to add mobile applications, test features, target specific user segments, and measure improvements in real-time.
Insightware helps you optimize your conversion rates by automatically learning which page variations (in an A/B test sense) perform with different visitor segments, then showing the most suited variation to each visitor.