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CM to inches
Convert centimetres to inches instantly. 1 cm = 0.3937 in, with a conversion table and the formula.
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About CM to inches
Convert centimetres to inches, for example for screen sizes, clothing, furniture or a height in a form. One inch is exactly 2.54 centimetres, so divide the centimetres by 2.54. The result is shown as decimals and as feet and inches.
How to use CM to inches
- Enter the length in centimetres.
- Read the length in inches below.
- Use the table for quick lookups of common values.
Why use this tool?
- Private: everything happens in your browser. Nothing you enter is uploaded.
- Free, with no sign-up, no watermark and no limit on how often you use it.
- Works on phones, tablets and computers: Android, iPhone, Windows, Mac and Linux. Nothing to install.
- Free to embed on your own website, with a ready-made code to copy.
- Available in 10 languages.
Also known as
Frequently asked questions
How many inches are in a centimetre?
One centimetre is 0.3937 inches, and one inch is exactly 2.54 centimetres.
How tall is 170 cm in feet and inches?
170 cm is 5 feet 7 inches (about 66.9 inches).
How can I convert cm to inches in my head?
Divide by 2.54 for the exact answer, or multiply by 0.4 for a quick estimate. The estimate runs a little low, so use the exact number when sizing matters.
Is the inch the same everywhere?
Yes. The inch is defined as exactly 2.54 centimetres in the international standard, so the conversion factor is exact and does not change by country.
Is CM to inches free?
Yes. CM to inches on Toolipedia is free to use, with no sign-up and no watermark.
Is it safe to use?
Yes. Everything is worked out in your browser, and nothing you enter is sent to our server.
Does it work on my phone?
Yes. It works in any modern browser on Android and iPhone, as well as on tablets and computers. There's nothing to install.
Do I need an account?
No. Just open the page and use the tool. There's no sign-up and no email needed.
Can I put CM to inches on my own website?
Yes. Use the Embed on your site button under the tool to copy a short piece of code and paste it into your page. It is free, needs no account, and the tool keeps working inside your page.