Crazy Egg vs Optimizely: What are the differences?

What is Crazy Egg? Visualize where your visitors click. Crazy Egg gives you the competitive advantage to improve your website in a heartbeat without the high costs.

What is Optimizely? Experimentation platform for marketing, product, and engineering teams, with feature flags and personalization. Optimizely is the market leader in digital experience optimization, helping digital leaders and Fortune 100 companies alike optimize their digital products, commerce, and campaigns with a fully featured experimentation platform.

Crazy Egg can be classified as a tool in the "Heatmap Analytics" category, while Optimizely is grouped under "A/B Testing Analytics".

Some of the features offered by Crazy Egg are:

• HEATMAP TOOL- Visually identify the most popular areas of a given page.
• SCROLLMAP TOOL- It helps you to see which parts of your pages are working and which ones are not.
• OVERLAY TOOL- See what Google Analytics is not telling you.

On the other hand, Optimizely provides the following key features:

• Visual editor for client-side A/B testing
• Server-side SDKs for Full Stack experimentation
• Mobile app optimization

"Very easy to use" is the top reason why over 10 developers like Crazy Egg, while over 46 developers mention "Easy to setup, edit variants, & see results" as the leading cause for choosing Optimizely.

Uber Technologies, Spotify, and Udemy are some of the popular companies that use Optimizely, whereas Crazy Egg is used by Uber Technologies, Hootsuite, and Electronic Arts. Optimizely has a broader approval, being mentioned in 1654 company stacks & 85 developers stacks; compared to Crazy Egg, which is listed in 682 company stacks and 23 developer stacks.