AARRR stands for Acquisition, Activation, Retention, Referral and Revenue. The AARRR framework is useful when it comes to understanding your customers and their journey in order to optimise the customer experience funnel. This framework is also valuable when it comes to setting up and tracking actionable metrics to understand how well your product and marketing activities perform.
Startup Metrics for Pirates from Dave McClure
Here is an example of a mobile app customer purchase funnel cheat sheet by apptentive.com