No More Units-Related Mistakes

With either form of The Universal Units Calculator, you can avoid all mistakes related to units.  The Universal Units Calculator doesn’t just convert units, it understands them.

If this is your first visit to either face of The Universal Units Calculator,

by
Different.Software
  1. Read the Important Disclaimer below.
  2. Click on the description of the calculator you want.  Any text with a magenta border is clickable.
  3. Click the “Tutorial” button.
  4. Enjoy the tutorial, powered by Different.Software’s Bug Technology.
  5. Enjoy the calculator.
  6. Bookmark the calculator, so that you can go straight to step 5 next time.
(If it doesn’t work for you, click here.)
Dimensional Analyst
Throw all sorts of quantities and units into the Calculator, then have it figure out what you want automatically.
Complete Calculator with
  • Unlimited combinations of units in every quantity,
  • Correct results even with mixed units,
  • Unlimited stack size, all visible,
  • Unlimited Undo and Redo,
  • Automatically updated description of every quantity, and
  • Lots of help, with provision to ask for more.
New Advanced Options:
  • Complex numbers
  • Choice of radices for both input and display
Units Update
To update the units in installations of The Universal Units Calculator elsewhere:
  1. Click here.
  2. Select “Save this program to disk.”.
  3. Click “OK”.
  4. Select the directory in which The Universal Units Calculator is installed (often "C:\Program Files\The Universal Units Calculator").
  5. Click “Save”.
Your file "Units.js" will be updated to 2003-10-31.

Important Disclaimer

If an error would risk safety and/or property

  • Results from The Universal Units Calculator must be confirmed by other means, and
  • Results obtained by other means must be confirmed by The Universal Units Calculator.