Calculator - clear and easy is an iPhone application that offers a clear and intuitive way to perform calculations. With this app, you can easily see your calculation process, making it more convenient and user-friendly. The app also allows you to customize the interface color, allowing you to personalize it to match your mood.

The app's main feature is its ability to display the calculation process clearly. This is especially useful for complex calculations, as it allows you to track each step and ensure accuracy. The interface is designed to be simple and easy to navigate, making it accessible to users of all levels of expertise.

Another noteworthy feature of Calculator - clear and easy is the option to change the interface color. This adds a touch of personalization, allowing users to customize the app to their liking. Whether you prefer a bright and vibrant color or a more muted tone, you can easily switch between different interface colors.

Overall, Calculator - clear and easy is a practical calculator app for iPhone users. Its clear display of calculation process and customizable interface make it a convenient tool for everyday calculations.