Converter, Calculator & Tools

Unit Measurements is your all-in-one app for converting units and using calculators. Convert between 40+ unit types and use 150+ calculators—all in one place.

UNIT CONVERTER (40+ CATEGORIES)
Length, Area, Volume, Mass, Temperature, Time, Speed, Energy, Power, Pressure, Force, Density, Storage, Angle, Acceleration, Electric Current, Electric Resistance, Fuel Efficiency, Frequency, Sound Level, and 20+ more (metric, imperial, scientific). Conversion history and favorites.

CALCULATORS & TOOLS (150+)

Financial
Tip, Discount, Sales Tax, Simple & Compound Interest, Loan/EMI, Mortgage (US, UK, Canadian), Rent, Margin, Markup, Profit Margin, ROI, Amortization, Mortgage Payoff, FHA, VA, Home Equity, HELOC, Refinance, House Affordability, Down Payment, Rent vs. Buy, Personal/Business/Student/Boat Loan, Credit Card & Payoff, Debt Payoff, Debt Consolidation, DTI, APR, 401K, Retirement, Pension, Social Security, Roth IRA, IRA, RMD, Investment, Savings, CD, Bond, Mutual Fund, Annuity, Income Tax, VAT, Take-Home Pay, Budget, Currency Converter, College Cost, and more.

Health & Fitness
BMI, BMR, TDEE, Calorie, Body Fat, Ideal Weight, Target Heart Rate, Pace, BAC, Body Surface Area, Macros, Protein, Fat, Carbs, Calories Burned, One Rep Max, Lean Body Mass, Pregnancy, Due Date, Ovulation, Conception, Period, GFR, Water Intake, Weight Watchers Points, and more.

Math
Percentage, Fraction, Pythagorean Theorem, Quadratic Formula, Triangle, Circle, Rectangle, Sphere, Cylinder, Cone, Volume, Area, Surface Area, Binary, Hex, Matrix, LCM, GCF, Factor, Prime Factorization, Rounding, Basic, Scientific, Long Division, Big Number, Standard Deviation, Mean/Median/Mode, Statistics, Probability, Permutation & Combination, Z-Score, Confidence Interval, Sample Size, Slope, Distance, Average, Random Number, Half-Life, and more.

Other
Age, GPA, Grade, Date, Time, Hours, Time Zone, Fuel Cost, Speed-Distance-Time, Square Footage, Concrete, Ohm's Law, Wind Chill, Heat Index, Dew Point, Mileage, Electricity Cost, Height, Dice Roller, Voltage Drop, BTU, Time Card, Horsepower, Engine HP, Stair, Resistor, Conversion Calculator, IP Subnet, Bra Size, Password Generator, Shoe Size, Roman Numeral, Sleep, Tire Size, Roofing, Tile, Mulch, Gravel, Day Counter, Day of Week, Golf Handicap, and more.

HOW IT WORKS
• Free: First 9 tools per category (with a short ad) and the unit converter
• Pro: All