Unit Converter: Mila's Tools
What’s New
Version 2.8.2 · 2026-05-12
• New EV units: kWh/mi, kWh/km, and KPGe now available in the Electric section (Thanks again Joey!)
• Fuel & EV reorganized — Electric (Miles) and Electric (Kilometers) split so you only see relevant units for your system
• Fuel & EV reorganized — Electric (Miles) and Electric (Kilometers) split so you only see relevant units for your system
About Unit Converter: Mila's Tools
Convert everything — 29 categories, 300+ units!
Mila's Tools Unit Converter puts 29 converters in your pocket at no cost. Whether you need to convert temperatures for a recipe, check tire pressure in PSI, find your ring size across international standards, or calculate the days until a deadline, this app handles it all with precision and ease.
What customers are saying:
***** "Get it! Nothing better than this!"
***** "This is the best quick ref tool I have come across to date"
***** "Undoubtedly the best conversion app in the App Store."
***** "Best app for me so far."
***** "Intuitive interface. The app design is so easy you'll actually use it."
29 CONVERSION CATEGORIES
Cooking · Length · Weight · Volume · Temperature · Area · Pressure · Energy · Speed · Time · Power · Force · Torque · Density · Angle · Fuel Economy · Flow Rate · Capacitance · Illuminance · Bits & Bytes · Blood Sugar · Dates · Fractions · Numbers · Slope · Shoes · Ring Sizes · Data Transfer Rates · Frequency
COMPOUND UNITS
Work with real-world measurements like feet + inches, pounds + ounces, or gallons + quarts. Values auto-normalize — type 13 inches and see 1 foot 1 inch instantly.
DATE CALCULATOR
Find the exact number of days, weeks, months, and years between any two dates. Add or subtract time from a date with quick-action shortcuts like "90 Days from Today" or "End of Year."
DATE CONVERTER
See any date across 10 calendar systems — Gregorian, Islamic, Hebrew, Chinese, Persian, Indian National, Coptic, Ethiopic, Buddhist, and Japanese — plus Unix timestamps, Julian Day numbers, and ISO 8601 week dates. Tap the info icon for details on each calendar system.
FRACTIONS & NUMBERS
Convert between fractions, decimals, and percentages. Translate numbers into Roman numerals, binary, octal, and hexadecimal. Explore magnitudes from thousands to decillions.
RING SIZES
Convert between US, EU, Swiss, Japanese, Chinese (Mainland), and Hong Kong ring sizing standards. View inner diameter and circumference in millimeters for precise measurements.
HISTORICAL UNITS
Go beyond modern measurements with ancient Egyptian, Mesopotamian, Greek, Roman, and Biblical units of length.
BUILT FOR PRECISION
Choose automatic smart formatting or set manual decimal precision from 0 to 10 places. Locale-aware number formatting respects your region's separators and conventions.
SMART CUSTOM KEYBOARDS
Purpose-built keyboards for every input type — numeric, whole number, Roman numeral, binary, octal, and hexadecimal — so you never have to fight autocorrect.
DESIGNED FOR YOU
• Dark mode with rich, category-specific color themes
• Comfortable or compact view styles
• Show or hide any unit in any category
• Available on iPhone, iPad, and Mac
Download now and experience the most comprehensive unit conversion app available!
- - - - -
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/