Unit Conversion Tool

Convert between cooking measurements, distances, currencies, and more with our free online converter

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Unit Converter

Cooking Conversions

Convert between cups, tablespoons, teaspoons, grams, ounces, and more for precise cooking and baking.

Distance Conversions

Convert between miles, kilometers, meters, feet, inches, and other distance measurements.

Currency Conversions

Convert between 160+ world currencies with up-to-date exchange rates.

How to Use Our Unit Converter

A step-by-step guide to converting between different units of measurement

Cooking Measurements

For accurate cooking conversions:

  1. Select the "Cooking" tab
  2. Enter the amount you want to convert
  3. Select the unit you're converting from (e.g., cups)
  4. Select the unit you're converting to (e.g., grams)
  5. Click "Convert" to see the result

Tip: For dry ingredients like flour, the weight can vary based on how it's packed. Our conversions use standard packing densities.

Distance Measurements

To convert between distance units:

  1. Select the "Distance" tab
  2. Enter the measurement value
  3. Choose the starting unit (e.g., miles)
  4. Select the target unit (e.g., kilometers)
  5. Press "Convert" for the converted value

Note: All conversions use standard international definitions (1 inch = 2.54 cm exactly).

Currency Exchange

For currency conversions:

  1. Select the "Currency" tab
  2. Enter the amount to convert
  3. Choose the original currency
  4. Select the target currency
  5. Click "Convert" to see the equivalent amount

Important: Currency rates update every hour but may not reflect real-time market rates. For large transactions, verify rates with your bank.

Quick Swap Feature

All converter tabs include a handy swap button:

  • Click the button between the unit fields
  • This instantly swaps the "From" and "To" units
  • The amount automatically recalculates
  • Saves time when converting in both directions

This works for all conversion types - cooking, distance, and currency.

Pro Tips for Best Results

Precision Matters
  • For baking, use weight measurements (grams) for accuracy
  • Increase decimal places when precise conversions are needed
  • Round final results appropriately for your use case
Common Conversions
  • 1 cup ≈ 240 ml (liquid)
  • 1 mile ≈ 1.609 kilometers
  • 1 inch = 2.54 centimeters
  • 1 tablespoon = 3 teaspoons

Frequently Asked Questions

Answers to common questions about unit conversion

Our cooking conversions use standard measurement equivalents established by culinary institutes and government standards. For volume to weight conversions (like cups to grams), we use average densities for common ingredients. However, actual weights can vary based on factors like:
  • How ingredients are packed (sifted vs. packed flour)
  • Humidity and ingredient moisture content
  • Specific variety of an ingredient
For baking, where precision matters most, we recommend using a kitchen scale for weight measurements.

Our currency exchange rates are updated hourly from reliable financial data sources. However, please note:
  • Rates may fluctuate throughout the day
  • Banks and exchange services often use different rates
  • There may be a delay during weekends/holidays when markets are closed
For large transactions or critical financial decisions, always check with your bank or financial institution for the most current rates and any applicable fees.

There are indeed different measurement systems that use the same names:
  • US Customary Units: Used in the United States (e.g., US gallon ≈ 3.785 liters)
  • Imperial Units: Used in the UK (e.g., Imperial gallon ≈ 4.546 liters)
  • US Fluid Ounce: Different from weight ounce (1 fl oz ≈ 29.574 ml)
  • Imperial Fluid Ounce: Slightly larger than US fluid ounce (1 Imp fl oz ≈ 28.413 ml)
Our converter uses US Customary Units by default for volume measurements, with clear labeling when other systems are available. Always check which system your recipe or instructions are using.

Yes! Our cooking converter allows conversions between:
  • Volume to volume (cups to tablespoons)
  • Weight to weight (ounces to grams)
  • Volume to weight (cups to grams)
  • Weight to volume (grams to cups)
For volume-to-weight conversions, we use standard densities for common ingredients like:
  • All-purpose flour: 1 cup ≈ 125g
  • Granulated sugar: 1 cup ≈ 200g
  • Water: 1 cup ≈ 240g
  • Butter: 1 cup ≈ 227g
The converter shows which ingredient standard it's using for these conversions.

Yes! After performing a conversion:
  1. The result card shows the converted value
  2. Below the result, you'll see the conversion formula
  3. For cooking conversions, it shows the standard used
  4. For currency conversions, it shows the exchange rate
For example, converting 2 cups to grams might show: "2 cups × 125g/cup = 250g" using the standard all-purpose flour conversion.

This transparency helps you understand exactly how the conversion was calculated and allows you to verify it if needed.

About Our Unit Conversion Tool

TodayBestLegitWays is committed to providing accurate, reliable tools for everyday use. Our unit converter was designed to help home cooks, travelers, students, and professionals quickly convert between different measurement systems.

We use standardized conversion factors from authoritative sources like NIST (National Institute of Standards and Technology) for measurement conversions and reputable financial data providers for currency exchange rates.

While we strive for accuracy, we always recommend double-checking critical conversions, especially for medical, engineering, or financial applications where precision is essential.

Conversion Standards

Cooking Measurements:

  • Based on USDA National Nutrient Database standards
  • Volume measurements use US Customary Units
  • Weight measurements use metric standards

Distance Measurements:

  • 1 inch = 2.54 cm (exact)
  • 1 mile = 1.609344 km (exact)
  • 1 nautical mile = 1.852 km (exact)

Currency Exchange:

  • Rates updated hourly from financial data APIs
  • 160+ currencies supported
  • Historical rates available for some currencies