What's LsC !?

"LsC !" That's a web application to use when you want to check the unit conversion or formula.
In addition to converting units, this application can see how to calculate converted units.

Please use it when you are in trouble in your daily life.
Let's conversion !

Go to Web apps


Simply select category and unit and input numerical value, automatic calculation is done.
The calculation result is displayed in the result area on the right.

You can also copy the result number.

Realtime calculation

Result number copy


  • unit conversion
  • conversion result number copy
  • display formula
  • use offline
  • desktop and mobile support

Welcome bug report or demand

Bug reports and requests are always accepted.
Please post to Github issues.