Sumhold is a streamlined calculator app designed to simplify math calculations on your iPhone. With its intuitive interface and a unique swipe gesture feature, Sumhold allows users to instantly calculate and store numbers with ease. By swiping down to the number pad, users can save numbers as buttons for quick reference.

Moreover, Sumhold stands out by displaying long calculations in a clear and organized manner, showing a running total for better tracking. The app eliminates unnecessary buttons found in traditional calculators, providing a clutter-free experience for users. Additionally, Sumhold offers features like swipe to remember, automatic parentheses for readability, and copy/paste support for enhanced functionality.