Valuball is a free Android application designed for football enthusiasts who want to delve into the financial aspects of English football. It provides a wealth of data spanning over 30 years, covering club finances, player wages, transfer fees, and more for over 100 clubs in the top four English divisions. Users can access verified figures sourced from official filings, ensuring accuracy and reliability in financial reporting. The app features interactive charts tailored for mobile devices, allowing users to easily navigate through complex data.

In addition to the extensive financial data, Valuball allows users to compare clubs across various metrics, including net spend and profit-and-loss figures. The premium version unlocks the full historical data and offers additional analytical tools for serious users, such as club valuations and sustainability assessments. Valuball stands out as a comprehensive tool for anyone interested in the financial side of football.