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Unit Converter

Need to switch units? Tooly's got your back! Select a category and let's convert!

Formula:

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Tooly explaining unit conversion

Why Convert Units?

Ever get stuck figuring out miles vs. kilometers, or Celsius vs. Fahrenheit? Tooly knows it can be confusing! Converting units helps us:

  • Understand the World: Different places use different systems (like Metric vs. Imperial). Conversion helps bridge the gap!
  • Follow Recipes: Easily switch between cups, milliliters, grams, and ounces for cooking or baking.
  • Complete Projects: Ensure accurate measurements for DIY, science experiments, or construction.
  • Travel Smarter: Understand distances, temperatures, and speeds when you're abroad.
  • Communicate Clearly: Make sure everyone is on the same page when discussing measurements.

Tooly makes it easy – just pick your category and units, and I'll do the math!

Tooly's Tips for Accurate Conversions

Getting the numbers right is important! Tooly has some advice to help you avoid common conversion mix-ups:

1

Double-Check Your Input

Make sure you've entered the correct starting value and selected the right 'From' and 'To' units, especially for important calculations.

2

Understand the Systems

Be aware of Metric (meters, kg, °C) vs. Imperial/US (feet, lbs, °F). Tooly handles both, but don't mix them up in your head!

3

Temperature is Tricky

Celsius/Fahrenheit aren't simple multiplications; they use formulas (see above!). Kelvin is an absolute scale.

4

Consider Precision

How many decimal places do you need? Science needs more, cooking less. Tooly shows several for accuracy.

5

Volume Variations

Watch out for US Gallons vs. UK Gallons, US Cups vs. Metric Cups. Tooly specifies 'US' when needed.

6

Digital Storage (1000 vs 1024)

Sometimes 1 KB = 1000 bytes (decimal, like hard drives), sometimes 1024 (binary, like RAM). Tooly uses the standard decimal (1 KB = 1000 Bytes).

About Unit Conversion

Unit conversion is the essential process of changing a measurement from one unit to another while preserving the value. It's fundamental in science, engineering, cooking, international trade, and everyday life. Whether you're converting miles to kilometers for a road trip, Celsius to Fahrenheit for a recipe, or kilograms to pounds, understanding conversions bridges different measurement systems like Metric (SI) and Imperial/US Customary.

Supported Conversion Categories

Tooly can help you convert measurements in these categories:

Length

(e.g., meters, feet, miles)

Weight/Mass

(e.g., kilograms, pounds, ounces)

Temperature

(Celsius, Fahrenheit, Kelvin)

Volume

(e.g., liters, gallons, cups)

Area

(e.g., square meters, square feet, acres)

Speed

(e.g., km/h, mph, m/s)

Time

(e.g., seconds, minutes, hours, days)

Digital Storage

(e.g., Bytes, KB, MB, GB, TB)

Common Conversions & Fun Facts

Here are some frequently used conversions, plus a few interesting tidbits from Tooly!

1 inch = 2.54 centimeters
Fact: An inch was historically based on the width of a thumb!
1 kg ≈ 2.2 lbs
Fact: The kilogram is defined by a physical object in France!
1 US Gallon ≈ 3.785 L
Fact: US and UK gallons are different sizes! (UK ≈ 4.5 L)
0°C = 32°F
Fact: Fahrenheit used brine freezing (0°F) and body temp (~96°F).
1 Acre ≈ 4047 m²
Fact: An acre was originally land tillable by one ox team in a day.
1 Knot = 1.15 mph
Fact: "Knot" comes from counting knots on a rope measuring ship speed.