CalculationBook at App Store analyse

App power index: 210 (based on ranks around App Stores today)
Utilities Education
Developer: SHIBUYA Masanori
Price: 0 free
Current version: 1.9.1, last update: 6 years ago
First release : 11 May 2014
App size: 7.63 Mb
4.0 ( 7440 ratings )
follow app

Estimation application downloads and cost

> 4.62k
Monthly downloads
~ $ 1.89k
Estimation App Cost


CalculationBook is an incredibly easy-to-use calculator.
Mathematical formulas are displayed, so you dont have to worry about making a mistake when entering numbers.

Equipped with original features, including a history for easy editing and recalculation, a totalization bar, formula references, and sheet management function, its simple to use. CalculationBook can be used easily without any fuss, just like a regular calculator.

◆Go back and check past calculations
・Scroll through the list of calculations to hide the keyboard.
・Correct past calculations and recalculate.
・Swipe past calculations to copy or delete them.

◆Refer to calculation results
・To refer to other calculation results while calculating, tap the solution section of the calculation which you wish to refer.
・When you correct a formula, calculations referring to it will also be linked and updated.
・Formulas can be given names. When you name formulas that are referred to, it becomes easy to understand connections with references.

◆Use parentheses and a variety of functions
・To use the scientific calculator function, change the keyboard by tapping the second button from the left on the keyboards top row.
・You can also change to it by swiping left on the keyboard.

◆Summarize bar
・Convenient for summing up many items, such as shopping receipt amounts.
・Summarize total, total (tax included), average, maximum, minimum, number of items, variance, standard deviation, unbiased variance and unbiased standard deviation.
・Show or hide the summarize bar by tapping the third button from the left on the top row of the keyboard.

◆Function buttons
・Freely assign frequently-used buttons to be the three function buttons.
・When you swipe down on the keyboard, the three function buttons appear.
・√, % and TAX are initially assigned, but you can freely assign functions by going to Settings>Details.
・When function buttons are displayed, a parentheses button will appear at the top right.

◆ Disclaimer
Although we are making every effort to ensure the accuracy of the calculation results done by this App, we do not guarantee its accuracy.
Please understand that we are not liable for any damage, loss, disadvantage, etc. caused in using this App.
Read more
No search terms founded
Available in countries
Country Price
Canada free
China free
France free
Germany free
Italy free
Netherlands free
Portugal free
Spain free
Poland free
UK free
India free
Japan free
Poland free
Russia free
Turkey free
USA free
Ukraine free
Available for devices
iPhone4, iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus, iPad611, iPad612, iPad71, iPad72, iPad73, iPad74, iPhone8, iPhone8Plus, iPhoneX, iPad75, iPad76, iPhoneXS, iPhoneXSMax, iPhoneXR, iPad812, iPad834, iPad856, iPad878, iPadMini5, iPadMini5Cellular, iPadAir3, iPadAir3Cellular, iPodTouchSeventhGen, iPhone11, iPhone11Pro, iPadSeventhGen, iPadSeventhGenCellular, iPhone11ProMax, iPhoneSESecondGen, iPadProSecondGen, iPadProSecondGenCellular, iPadProFourthGen, iPadProFourthGenCellular,