ITpris Verktyg

Calculator · free, in your browser

Unit converter with exact factors

Convert lengths, weights, volumes, temperatures, times and data sizes in the Convert panel, or by typing 5 km in mi. The factors are exact, so 12 inches in cm is 30.48 cm.

Convert units

How to do it

  1. Open Calculator from this page: the Convert panel is brought into view.
  2. Type the Value, pick the Category, then the From and To units. Swap turns the pair around.
  3. Or type a conversion in Type a calculation: 100 C in F, 2 gal to L, 70 kg in lb.
  4. Mix units in a sum when they measure the same thing: 5 km + 300 m is 5.3 km.

Your files stay on this device: Calculator runs in your browser, with no upload, no account and no watermark.

Questions

Which units are there?

Length (mm to miles and nautical miles), mass (mg to tonnes, ounces, pounds and stone), volume (ml to gallons, with teaspoons, tablespoons and cups), temperature in C, F and K, time, calendar units and data from bytes to TB, with binary units such as MiB.

Are gallons US or imperial?

Gallons, quarts, pints, cups and fluid ounces are the US units: 1 gal is 3.785411784 L.

Can it convert currency?

Yes, with rates you enter in the Exchange rates panel, or the rates stored in Ledger. Calculator does not fetch exchange rates from the internet.

Why are some answers long decimals?

The conversion itself is exact. Results with endless decimals, such as 10 / 3, are rounded for display.

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