One tool for every conversion you need.
The Tools.Town Unit Converter covers 8 unit families with 50+ individual units:
| Family | Examples |
|---|---|
| Length | metres, kilometres, miles, feet, inches, cm |
| Weight | kilograms, pounds, ounces, tonnes, grams |
| Temperature | Celsius, Fahrenheit, Kelvin, Rankine |
| Area | m², km², acres, hectares, sq ft |
| Volume | litres, ml, US gallons, cups, fl oz |
| Speed | km/h, mph, m/s, knots |
| Data | bytes, KB, MB, GB, TB, PB |
| Time | seconds, minutes, hours, days, weeks, months, years |
Select a family, pick your source and target units, enter a value — conversion is instant.
Curious how it works under the hood, or why the US and UK gallons differ? Our Unit Converter guide explains the base-unit method and the metric-vs-imperial gotchas.
Frequently Asked Questions
What unit families are supported? Length (m, km, miles, feet, inches…), weight (kg, lb, oz, tonnes…), temperature (°C, °F, K), area (m², km², acres, hectares…), volume (L, mL, gallons, cups…), speed (km/h, mph, m/s…), data (bytes, KB, MB, GB, TB…), and time (seconds to years).
How many units are there in total? 50+ units across all 8 families.
Is it accurate for scientific use? Yes — conversion factors use published SI values to full double-precision floating point.
Try it now — Open Unit Converter — no signup required.
Related Posts
Frequently Asked Questions
What unit families are supported?
How many units are there in total?
Is it accurate for scientific use?
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