Events are activities done by a user in your app. Event Types are the types of activities done that user in your app. Examples of event types in an ecommerce app would be: Search, Added to Cart, Charged etc. You can use CleverTap to record up to 64 such event types. In the free plan you can record up to 1 million events per month. CleverTap automatically tracks basic app activity like App Launched, Notification Viewed, Notification Clicked etc.