Ever wondered how many millimeters (mm) are in a centimeter (cm)? Or how to quickly convert cubic units (like cm³) to other volume measures? Look no further! unit calculator ultimate is the smartest, most comprehensive unit converter you'll ever need on your iPhone or iPad (or Mac).

We designed an app that can truly convert "everything into everything." Our intuitive interface makes converting units as simple as tapping a screen. Whether you're a student, an engineer, a chef, or just traveling—this tool is your perfect companion.

WHY CHOOSE unit calculator ultimate?

ANYTHING TO ANYTHING: This isn't just a length or volume converter. We support hundreds of units across dozens of categories.

BLAZING FAST & INTUITIVE: A clean, clutter-free design. Just enter your value and instantly see the result across all relevant units.

COMPREHENSIVE CATEGORIES: Convert everything from everyday measurements to scientific niche units.

(Optional, if applicable) OFFLINE MODE: No internet? No problem! All conversions work completely offline.

(Optional, if applicable) FAVORITES: Save your most-used conversions for even faster access.

SUPPORTED CATEGORIES INCLUDE (Examples):

Length: Millimeters (mm), Centimeters (cm), Meters, Kilometers, Inches, Feet, Miles...

Volume: Cubic Centimeters (cm³), Cubic Meters (m³), Liters, Milliliters, Gallons, Pints...

Weight: Grams, Kilograms, Tonnes...

Temperature: Celsius, Fahrenheit, Kelvin

Speed: km/h, m/s, Miles per hour (mph)...

Area: Square Meters (m²), Hectares, Square Feet...

Data: Bits, Bytes, Megabytes, Gigabytes... and many, many more!

We are constantly adding new units and improving the app based on your feedback.

Make your life easier. Download unit calculator ultimate today and experience how simple converting can be!