Unit Converter

Unit Converter — Quick Calculations Across 7 Categories

TextHelper AI's universal unit converter supports 7 categories: length, weight, temperature, volume, area, speed, time. Everything works instantly — change values and units, results update on the fly.

Supported units

• Length: mm
• cm
• m
• km
• inches
• feet
• yards
• miles
• Weight: mg
• g
• kg
• tons
• ounces
• pounds
• Temperature: °C
• °F
• K
• Volume: ml
• liter
• m³
• gallon
• fluid ounce
• Area: mm²
• cm²
• m²
• km²
• ft²
• acres
• hectares
• Speed: m/s
• km/h
• mph
• knots
• Time: ms
• seconds
• minutes
• hours
• days
• weeks

When useful

• Convert weight/length to international units
• Convert temperature for recipes
• Recalculate area when buying property
• Convert speed for travel
• Help with homework

FAQ

Are calculations accurate?
Yes, exact conversion coefficients.

Is temperature supported?
Yes, °C ↔ °F ↔ K with proper formulas.

How many decimal places?
Up to 8 — enough for any practical calculation.