100+ Personal Calcs Available at the App Store
Only $0.99 USD

With over 100 calculations and unit conversions (over 130 in version 2.0!), 100+ Personal Calcs gives you access to quickly and easily solve a variety of calculations from your iPhone or iPad.

Easy to use and understand inputs and results in either decimals or fractions.

Current Calculators include:

Area, Angles & Volume

  • Welcome
  • Arc
  • Circle
  • Complex Shapes
  • Cone
  • Cube
  • Cylinder
  • Polygon
  • Pyramid
  • Rectangle
  • Trapezoid
  • Triangle
  • Sphere
  • Square

Automobiles

  • Average Speed
  • Fuel Economy
  • Fuel Required
  • Fuel Savings
  • Lease Payments
  • Loan Schedule
  • Travel Time
  • Vehicle Loan Payments

Conversions

  • Airflow
  • Air Pressure
  • Angle
  • Area
  • Density
  • Electrical Current
  • Electrical Power
  • Electrical Voltage
  • Energy
  • Flow Rate
  • Fluid
  • Fuel Mileage
  • Length
  • Mechanical Power
  • Money
  • Speed
  • Temperature
  • Torque
  • Volume
  • Weight

Cooking

  • Butter
  • Cooking Volume Conversions
  • Weight of Liquids

Health and Fitness

  • Basal Metabolic Rate (BMR)
  • Blood Alcohol Content Level
  • Blood Volume
  • Body Fat Calculator
  • Body Mass Index (BMI)
  • Calories Burned Daily
  • Calories Burned During Activity
  • Calories Burned Running
  • Calories Burned Walking
  • Dehydration Scale
  • Ideal Body Weight
  • Target Heart Rate
  • VO₂ Max - One Mile
  • VO₂ Max - Race Result
  • Water Requirement

Home Mortgage

  • Finding the Term of a Loan
  • Home Value Change
  • Interest Only Payment
  • Loan Amount and Down Payment
  • Loan Comparison
  • Maximum Mortgage
  • Mortgage Refinance
  • Mortgage - Points vs. No Points
  • Seller Net Proceeds

Math & Scientific

  • Square Root
  • Percentage from Fraction
  • Fractional from Number
  • Normal Probability
  • Odds Probability

Money & Investments

  • Certificate of Deposit
  • Doubling Investment
  • Effective Interest Rate
  • Future Value Lump Sum
  • Gross Pay
  • Interest - Annual Percentage Yield (APY)
  • Interest - Annual Percentage Rate (APR)
  • Payday Loan Interest Rate
  • Savings - Monthly
  • Tip Calculator

School

  • Grade Point Average - Cumulative
  • Grade Point Average - Single Term
  • Raise Your GPA

Technology

  • Belts and Pulleys
  • Cylindrical Tank
  • Electricity Cost
  • Leaking Faucet Water Usage
  • Morse Code
  • Phonetic Alphabet
  • Semaphore Flags
  • Tank Fill Time

Weather and Time

  • Cloudbase
  • Dew Point
  • Frost Point
  • Heat Index
  • Lightning Distance
  • Relative Humidity
  • Temperature Conversion
  • Time Zone Converter
  • Wind Chill

Yard

  • Acreage
  • Fertilizer
  • Insecticide
  • Lawn Grass
  • Lawn Mowing
  • Mulch
  • Plant Quantity
  • Sand Box
  • Tree Height
  • Yard Area

More calculators coming soon in free updates!

If there's a calculator you'd like to see added, send us an email.

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Additional Screenshots

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