Your free and accurate online printable ruler! provides you with an easy to use, free printable online ruler that will save you to ever look for a ruler again! For Letter as well as A4 sized paper, inches as well as centimeters. Due to the easy fold mechanism on the sides, the paper ruler can be used for measuring and drawing as well. To get your own printable ruler, just follow the print steps as explained on this page or go to the help page.

Step 1 Download your ruler

12″ | 30cm ruler (transparent)

12″ | 30cm ruler (transparent)

Step 2 Set up your printer

After opening the Ruler with Adobe Reader (download it here) press on the Print button step2

Use the following printer settings:

  • Set Page Scaling to None
  • Click Properties. Set Page Size to Letter or A4 (depending on the used paper)

Click here for more extensive help

Step 3 Test your ruler

Test your rulerHold a blank paper against your ruler as shown on the image. Letter sized paper should measure 27,94 centimeters or 11 inch vertically. A4 sized paper should measure 29,7 centimeters or 11,6 inch vertically.