The Psychology of Money Guide is a free Android app developed by Raymond Tusk in the Education & Reference category, specifically in books. This app is intended to provide users with a unique approach to financial management by teaching them how to understand and manage their behavior towards money. Unlike other financial management apps, which usually focus on mathematical calculations and data, this app emphasizes the psychology behind financial decisions.

The app contains 19 short stories that explore the strange ways people think about money and how these ways can affect their financial decisions. The author shares timeless lessons on wealth, greed, and happiness, emphasizing that doing well with money is not necessarily about what you know but how you behave. This app provides a new perspective on financial management and teaches users how to make better sense of one of life's most important matters: money.