What's New

1. Support for VoiceOver accessibility has been improved. You can enable this feature in Settings > General > Accessibility > VoiceOver
2. Unit conversion rates are now enhanced with on-the-fly updates. We believe your conversions should be accurate every time you use Calculator Pro

Thank you for your constant support and massive feedback. You help us make Calculator Pro even better with every update.

App Description

Calculator for iPad done the right way! Now with Unit & Currency Converter!

Calculator Pro for iPad is designed for everyone looking for simplicity and functionality. You can enjoy using a standard calculator for basic operations or extend it into a scientific one for more complex calculations. Just tilt the device into landscape mode! 

Need to convert one unit to another? With the intuitive and beautifully designed converter you can easily switch between currencies, temperatures, length, speed and other numerous units.

• Two modes are available: do basic calculations in Portrait Mode or go advanced in Landscape Mode
• Degrees and Radians calculations
• History Bar: see your full calculation history directly on the screen
• Track Calculations History: view, save, delete selected equation or clear all
• Universal converter with 19 categories, including: Currency, Length, Time, Weight, Pressure, Temperature, Area, Data Size, Energy, Force, Frequency, Power, Acceleration, Density, Angle,Typography, Volume, Fuel Consumption and Speed
• Handy text search to find categories and units instantly
• Calculator Pro is now accessible via VoiceOver as well
• Pick the look from a bunch of skins to suit your own preference (Modern, Rose, Wood, Old, Doodle, Minimalistic, Zombie, Yellow, New Year)
• Memory buttons to help you out with complex calculations
• Accidentally input the wrong number? Just swipe with your finger to edit it!
• Copy and paste results and expressions directly into the current calculation
• Comment equation, e-mail calculation results and comments

Now you can do any calculations on the go seamlessly!

iPad Screenshots

(click to enlarge)

Calculator Pro for iPad - Standard and Scientific screenshot 1 Calculator Pro for iPad - Standard and Scientific screenshot 2 Calculator Pro for iPad - Standard and Scientific screenshot 3 Calculator Pro for iPad - Standard and Scientific screenshot 4 Calculator Pro for iPad - Standard and Scientific screenshot 5

App Changes

  • December 15, 2013 Initial release
  • December 29, 2013 New version 1.1
  • March 15, 2014 Price decrease: $0.99 -> FREE!
  • April 03, 2014 Price increase: FREE! -> $0.99
  • June 06, 2014 New version 3.0
  • December 10, 2014 New version 3.1
  • May 19, 2015 New version 4.0
  • June 29, 2015 New version 4.1
  • July 15, 2015 Price increase: $0.99 -> $1.99
  • July 22, 2015 Price decrease: $1.99 -> $0.99
  • August 13, 2015 Price increase: $0.99 -> $1.99