Online Inch Ruler

Precisely measure objects in inches with this virtual ruler

Inch Ruler Instructions

This virtual inch ruler allows you to make precise measurements in inches and fractions of inches. It features standard inch markings with 1/16 inch precision and can be used for various measurement tasks.

Precise Measurements

Measure with accuracy down to 1/16 of an inch

Calibration

Easily calibrate to ensure accurate measurements on your screen

Print Option

Print the ruler for physical use with proper scaling

Mouse Position: 0 inches
Measurement: 0 inches

How to Calibrate Your Inch Ruler

To ensure accurate measurements, follow these calibration steps:

  1. Find a physical object with a known length in inches (e.g., a credit card is approximately 3.37 inches long)
  2. Place the object against your screen
  3. Adjust the DPI value until the ruler's inch markings match the actual size of your reference object
  4. Click the "Calibrate" button to save your settings

Note: Different screens and devices may require different DPI settings. The calibrated settings will be saved in your browser.

Common Uses for an Inch Ruler

  • Woodworking: Measuring and marking wood pieces for cutting
  • Crafting: Creating precise measurements for paper crafts and DIY projects
  • Home Improvement: Measuring spaces for furniture or fixtures
  • Education: Teaching measurement concepts and fractions