📏 Unit Converter

Switch between metric, imperial, scientific, and currency units instantly in the browser.

Accurate conversions for every task

20+ unit categories

  • Length, area, volume
  • Mass, temperature, speed
  • Energy, power, pressure
  • Currency with daily exchange rates

Need Vietnamese?

Switch back to the local version when collaborating with your Vietnamese team or clients.

Dùng bản tiếng Việt

Where people use it

  • Designers syncing inch/cm measurements
  • Travelers converting Celsius and Fahrenheit
  • Baristas switching liters and gallons
  • Freelancers checking currency rates

Why ToolsKit247?

  • Live results while you type
  • Compare multiple units in one grid
  • Currency synced from trusted sources
  • Save favorite conversions for reuse

How to use

  1. Choose a category such as length, temperature, or currency.
  2. Enter the value or pick both source and target units from the dropdown lists.
  3. Review the panel of results showing equivalent values in popular units.
  4. Copy, pin, or export the conversion for future reference.

FAQ

Exchange rates are refreshed daily from trusted financial APIs. The latest update timestamp is shown inside the tool.

Core unit categories work offline after the page loads. Currency conversion requires an internet connection to sync rates.

Yes. Create a custom unit, enter the conversion factor, and save it to your FAVORITES list for quick access.