Calculator-magic tricks is a utility and tools application available for iPhone users. The app, developed by 星河 伍, offers a unique feature set that includes performing magic tricks during calculations. Users can customize the text to replace specific calculation results, shake the phone to display preset content, and explore various magic trigger methods for an engaging experience. The default configurations include displaying custom text for specific calculations, shaking the phone to enter configuration interface, and adjusting display settings like rounded corners and spacing.

The app supports normal calculations within 9 digits, with larger numbers displayed as 10 to the power of n. Users can enjoy a variety of built-in themes, customize interface displays, and explore magic tricks for enhanced user experience.