Free online unit converters - length, area, temperature, weight

DailyToolSpot’s free online converters help you switch between measurement units quickly — no downloads or complicated manual calculations required. Enter a value, choose your units, and get the result directly in your browser.

Length Converters

Length and area unit conversions

Convert distances and dimensions

Switch between inches, feet, yards, miles, millimeters, centimeters, meters, and kilometers.

Example: 10 feet × 0.3048 = 3.048 meters

Length Conversion Calculator →

Common Length Conversions

FromToResult
1 inchcentimeters2.54 cm
1 footmeters0.3048 m
1 yardmeters0.9144 m
1 milekilometers1.60934 km
1 meterfeet3.28084 ft

Area Converters

Area conversions

Convert surface area measurements

Square inches, square feet, square yards, square meters, acres, and hectares.

Example: 1,000 sq ft × 0.092903 ≈ 92.9 sq m

Area Conversion Calculator →

Common Area Conversions

FromToResult
1 sq ftsq meters0.0929 sq m
1 acresq meters4,046.86 sq m
1 acrehectares0.4047 ha
1 sq metersq feet10.7639 sq ft
1 hectareacres2.4711 acres

Temperature Converters

Celsius, Fahrenheit, Kelvin converter

Convert between Celsius, Fahrenheit, and Kelvin

Perfect for everyday weather, cooking, and scientific needs.

Example: 25°C × 9/5 + 32 = 77°F

Temperature Conversion Calculator →

Common Temperature Conversions

FromToResult
0°C°F32°F
100°C°F212°F
37°C°F98.6°F
98.6°F°C37°C
20°C°F68°F

Temperature Conversion Formulas

  • Celsius to Fahrenheit: (°C × 9/5) + 32
  • Fahrenheit to Celsius: (°F − 32) × 5/9
  • Celsius to Kelvin: °C + 273.15
  • Kelvin to Celsius: K − 273.15

Weight & Mass Converters

Weight and mass unit converter

Convert pounds, ounces, grams, kilograms, and more

Useful for cooking, shipping, fitness, and everyday comparisons.

Example: 150 lb × 0.453592 ≈ 68 kg

Weight Conversion Calculator →

Common Weight & Mass Conversions

FromToResult
1 poundkilograms0.4536 kg
1 kilogrampounds2.2046 lb
1 ouncegrams28.3495 g
1 stonekilograms6.3503 kg
100 gounces3.5274 oz

Which Converter Do I Need?

If you’re trying to…Use…
Convert inches, feet, meters, or kilometersLength Conversion Calculator
Convert square feet, acres, or square metersArea Conversion Calculator
Convert Celsius to Fahrenheit or vice versaTemperature Conversion Calculator
Convert pounds, ounces, grams, or kilogramsWeight Conversion Calculator

How to Use an Online Converter

Three steps to use an online unit converter

Three simple steps

  1. Enter your value — type the number you want to convert.
  2. Choose the units — select the unit you’re converting from and the unit you want to convert to.
  3. Check the result — the converter calculates the equivalent value for you.

Before checking the result, make sure you’ve selected the correct measurement type and units.

Why Use DailyToolSpot Converters?

  • Free to use — no specialised software required.
  • Simple interfaces — enter a value and select units.
  • Fast results — conversions appear instantly in your browser.
  • Common measurement units — practical for everyday and academic use.
  • Organised by type — find the right converter without browsing unrelated tools.

Frequently Asked Questions

How do I convert feet to meters?
Multiply the number of feet by 0.3048. For example:
10 feet × 0.3048 = 3.048 meters
You can use the Length Conversion Calculator to convert feet to meters and other supported length units.

How do I convert Celsius to Fahrenheit?
Multiply the Celsius value by 9/5 and then add 32.
25°C × 9/5 + 32 = 77°F
Use the Temperature Conversion Calculator to convert between supported temperature scales.

How do I convert pounds to kilograms?
Multiply the number of pounds by 0.453592.
150 lb × 0.453592 ≈ 68 kg
The Weight Conversion Calculator can be used for pounds, kilograms, grams, ounces, and other supported units.

How do I convert square feet to square meters?
Multiply the number of square feet by 0.092903.
1,000 sq ft × 0.092903 ≈ 92.9 sq m
This conversion is commonly useful when comparing property measurements, floor plans, and areas expressed in different measurement systems.

Are these conversions exact?
Many unit conversions use internationally recognised conversion factors. For example, 1 inch = 2.54 centimetres exactly.
However, displayed results may be rounded to a certain number of decimal places for readability. If you need a high level of precision for scientific, engineering, or technical work, use the full unrounded conversion factor when appropriate.

Do I need to download anything?
No. The DailyToolSpot converters are designed to run directly in your browser, so there is no software installation required.