Conversion Calculators
Precise unit conversions for professionals and everyday use - instant, accurate, and completely private
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Length Converter
Convert between metric and imperial length units including specialized measurements for science and engineering.
- 50+ units including angstroms and light-years
- Historical units (furlongs, leagues, cubits)
- Decimal precision control
Weight & Mass Converter
Convert between weight and mass units for cooking, science, shipping, and industrial applications.
- Troy ounces, pennyweights, and carats
- Force vs. mass distinction
- Gravitational constant adjustments
Temperature Converter
Convert between Celsius, Fahrenheit, Kelvin, Rankine, and other temperature scales with precision.
- Absolute zero reference points
- Custom scale creation
- Scientific notation support
Area Converter
Convert land area, construction measurements, and scientific units with contextual examples.
- Acres to hectares visualization
- Circular area calculations
- Real-world comparisons (football fields, etc.)
Volume Converter
Convert liquid, dry, and cubic volume measurements for cooking, chemistry, and engineering.
- Cooking cup variations (US vs. metric)
- Displacement volume calculations
- Container capacity visualizer
Time Converter
Convert between time units, timezones, and historical time systems with atomic clock precision.
- Timezone converter with DST adjustment
- Leap second accounting
- Historical calendars (Julian, Mayan)
Currency Converter
Convert between global currencies with live exchange rates updated daily (rates processed locally).
- 180+ global currencies and cryptocurrencies
- Historical rate charts (30-day view)
- Offline mode with last-known rates
Data Converter
Convert digital storage units, data transfer rates, and network bandwidth measurements.
- Binary vs. decimal prefixes (KiB vs KB)
- Transfer time calculator
- Cloud storage cost estimator
Most Used Conversions
Currency Converter
Length Converter
Temperature Converter
Time Zone Converter
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1
Select Units
Choose from hundreds of conversion pairs with intuitive dropdowns
2
Enter Value
Input your measurement - results update instantly as you type
3
Get Precise Results
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