Heap Analytics
74,601 websites

Heap Analytics offers both free and paid options

https://heapanalytics.com

Heap Analytics just captures every action of a user on a website or app rather than regular analytics software that records very limited data. If you use Heap for analytics, you get every click, every page view and every interaction that us...

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Optimizely
162,903 websites

Optimizely offers both free and paid options

http://www.optimizely.com/

Simple, fast, and powerful. Optimizely is a dramatically easier way for you to improve your website through A/B testing. Create an experiment in minutes with our easy-to-use visual interface with absolutely no coding or engineering required...

Market Share by Top Websites

1 Optimizely is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Heap Analytics is clearly lagging behind, losing to Optimizely in all segments.

Websites Categories

1 Optimizely has better usage coverage in more websites categories. Including Games, Arts & Entertainment, Computers Electronics & Technology, Vehicles and 18 other categories.

2 Heap Analytics is leading in Home & Garden and Heavy Industry & Engineering.

Geography

1 Optimizely is leading in most countries, including United States, United Kingdom, Canada, Germany and 133 other countries.

2 Heap Analytics is leading in Russia, China, Ukraine, South Africa and 19 other countries.