Unit Converter
Convert various units such as length and force
Features
Covers units in 12 fields
Supports everything from length, weight, and volume to pressure and data size
Convert from a base unit to all units at once
Just choose a base unit to convert to all units in the same field at once
Includes traditional Japanese units too
Old Japanese units such as shaku, kan, tsubo, and sho are also conversion targets
Copy results with one tap
Conversion results can be copied directly from each row of the list
How to use
Choose the field to convert
Choose the unit field you want to convert, such as length or weight, from the category field
Specify the base unit
Choose the source unit from the list in the base unit field
Enter the value to convert
Enter a number in the value field and it is instantly reflected in all units
Check the list of conversion results
The list on the right lines up the converted values for other units in the same field
Use cases
Convert quantities in overseas recipes
Convert ingredients given in cups or ounces to grams or milliliters
Calculate dimensions for drawings and DIY
Convert dimensions in inches or feet to the metric system to use in your work
For studying science and physics
Check unit conversions of temperature, pressure, and energy for homework or experiments
Estimate data size
Accurately grasp confusing storage units such as GB and GiB
Compare real estate areas
Convert between tsubo and square meters to intuitively compare property sizes
Basic Knowledge
Conversion Formula from Inches to Centimeters
One inch is internationally defined as 2.54cm, so you can convert inches to centimeters by multiplying the inch value by 2.54.
- Conversion Formula：The conversion formula from inches to centimeters is "centimeters = inches × 2.54". For example, 10 inches equals 10 × 2.54 = 25.4cm.
- Quick Reference for Common Values：For common sizes: 1 inch = 2.54cm, 5 inches = 12.7cm, 10 inches = 25.4cm, and 15.6 inches = 39.6cm.
Where Is the Inch Unit Used?
The inch is a unit of length in the US customary system, used primarily in the United States. It also remains in use in Japan for television, tire, and display size specifications. It is denoted as "in" or the symbol "″" at the top right of a number (example: 10″).
Safety and privacy
Runs entirely in your browser
Your input data is processed only within your browser and is never sent externally.
Processing only in your browser
unit conversion is processed entirely within your browser, and input data is not sent to any server.
Communications encrypted with HTTPS
Page loading is also encrypted by TLS, and content cannot be read by third parties.
No transmission to third parties
Input content is not sent to external services such as ad networks or trackers.
No automatic saving of results
the conversion results and input suggestions are not stored on the server.
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Can be used for commercial purposes such as research, calculation, processing, and conversion in business and production.
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Link to RAKKOTOOLS in the description, or Mention or display that you are using RAKKOTOOLS in the stream or video.
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Usage guidelinesYou are free to use it for normal purposes. However, use for purposes that violate laws, infringe on third-party rights, impose significant load on the service, or otherwise interfere with service operation is prohibited.
We do not guarantee the accuracy or completeness of information and calculation results obtained from each tool.
This notice is a translation of the original Japanese text. If there is any discrepancy between the translation and the original, the Japanese original takes precedence.