Convertize is described as 'A/B testing platform that makes it easy to optimize your website. The most complex parts of an A/B test, like how to distribute your traffic, have all been automated - so you can focus on producing powerful content'. There are more than 10 alternatives to Convertize, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows 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 Convertize are Unbounce (Paid), Convert.com (Paid), ABlyft (Paid) and BEYABLE (Paid).