There are many user behavior analytics tools available that can help businesses track and analyze the behavior of their users. Some of the top tools in this category include:

1. Google Analytics: Google Analytics is a free web analytics service that provides detailed data and insights on website and app traffic, user behavior, and conversions. It offers a range of features and integrations that make it a popular choice for businesses of all sizes.
2. Mixpanel: Mixpanel is a paid analytics service that provides detailed data and insights on user behavior, engagement, and retention. It offers a range of features, such as A/B testing, push notifications, and integrations with other tools, that make it a powerful tool for businesses looking to optimize their products and marketing efforts.
3. Amplitude: Amplitude is a paid analytics service that provides detailed data and insights on user behavior and engagement. It offers a range of features, such as cohort analysis, predictive analytics, and integrations with other tools, that make it a powerful tool for businesses looking to understand and optimize their products and marketing efforts.
4. Heap: Heap is a paid analytics service that provides detailed data and insights on user behavior and engagement. It offers a range of features, such as automatic event tracking, integrations with other tools, and flexible data export options, that make it a powerful tool for businesses looking to understand and optimize their products and marketing efforts.

These are just a few examples of user behavior analytics tools that are available. There are many other tools on the market, and the best one for your business will depend on your specific needs and requirements.