The circle rulers published here can be printed out for your use.
A ruler that measures up to 24 cm in length and a ruler that can draw circles from 5 mm to 60 mm in diameter are available as free PDF downloads. Please print on paper, cut out and use.
Please note that some printers may not print correctly depending on the printer settings, so please be aware of this before printing. Please make sure that the length is correct before use.
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Please click the button below to download and print the PDF file.
When you don't have a ruler, you can measure length with your smartphone.
There is no need to install an app.
Just launch the browser on your phone to measure the length.
Please select your model from the link below.
There is also a service to download a printable ruler that can print and measure up to 1 meter, a printable triangular ruler that can measure up to 10 cm, and a circular ruler that can measure from 5 mm to 60 mm in diameter.
For requests or inquiries about the site, please fill out the form using the button below.