1 : X is a powerful scale calculator app designed for architects, designers, and anyone working with scales. It allows users to calculate object dimensions based on a given scale effortlessly. The app lets you define the scale using ratios like 1:100 or 1:10,000 and change length units for input and output values, accommodating various measurement systems.

One of the standout features of 1 : X is its reverse calculation function, which helps determine input values based on known output dimensions. Additionally, the app includes a percentage calculator to find percentages relative to the scale, enhancing precision in measurements. With a sleek and intuitive interface, 1 : X prioritizes functionality and simplicity, providing a seamless experience for users of all levels.