Click the button below to enter fullscreen mode. Horizontal and vertical rulers will fill your display with precise cm and inch markings — ready to measure anything you place against your screen.
Our Fullscreen Ruler provides a checkered, notebook-style ruler that can be customized to your requirements. It accommodates both centimeters and inches, delivering a genuine fullscreen experience—setting itself apart by offering a truly immersive fullscreen experience. This enables more accurate measurements and an enhanced overall perspective, simplifying tasks on intricate projects.
PPI stands for Pixels Per Inch, which is a measure of the pixel density (resolution) of screens. Calculating this density correctly is crucial for ensuring accurate measurements. Our web app features a PPI Calculator page designed to help you easily determine your screen's PPI. This tool ensures that your measurements are precise, whether you are working in inches or centimeters.
An inch is a unit of length in the imperial system, commonly used in the United States. One inch is equal to 2.54 centimeters.
A centimeter (cm) is a unit of length in the metric system, widely used worldwide. It is 1/100th of a meter.