Sensor Tower - Sensor Tower is a platform for app store optimization and app industry intelligence.

Stripe Terminal - The programmable point-of-sale solution 💳🛠️

App Annie - App Annie is a marketing analytics tool available for apps of all kinds. With App Annie, you can track sales, traffic, and a variety of other factors pertinent to monitoring an app's trajectory.

Square Register - A fully integrated point of sale (POS) system 💰

appfigures - Cross-platform app store analytics for all of your mobile apps.

RoyalPOS - Point of sale system for restaurants & retail stores