Simple Calculator is a straightforward and efficient calculator app designed for iPhone users. With its user-friendly interface and reliable performance, it provides a convenient solution for all your calculation needs.

This calculator app offers a range of features to enhance your calculations. It supports up to 12 digits, allowing you to perform precise calculations with ease. It also includes tax calculation, percentage calculation, and cost/selling price/gross margin calculations, making it suitable for various financial calculations.

One of the standout features of Simple Calculator is its memory operations. It allows you to store and recall values, making it convenient for repetitive calculations. Additionally, the app provides a grand total (GT) function, enabling you to keep track of cumulative calculations.

For more advanced calculations, Simple Calculator offers square root calculation, sign change (+/-), and arithmetic constant calculation. These features add versatility to the app, catering to a wider range of mathematical needs.

The app also takes into account the user's device locale, offering digit grouping and decimal mark options according to the regional preferences.

Overall, Simple Calculator is a reliable and easy-to-use calculator app for iPhone users. Its intuitive interface and comprehensive features make it a valuable tool for both basic and complex calculations.