4x4 Determinant & Inverse Matrix at App Store analyse

App power index: 420 (based on ranks around App Stores today)
Utilities Education
Developer: Claudio Maffei
Price: 0 free
Current version: 1.0, last update: 7 years ago
First release : 15 Sep 2016
App size: 10.85 Mb
4.4 ( 7664 ratings )
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Estimation application downloads and cost

> 9.24k
Monthly downloads
~ $ 3.78k
Estimation App Cost


The app calculate the determinant and the inverse of a: 2x2, 3x3 & 4x4 input matrix.

According to the dimensions of the matrix, you have just to insert the numbers in the proper cells and after press the corresponding calculation button:

For the 2x2 fill please the green boxes and after press the button "2x2"
For the 3x3 fill please the blue boxes and after press the button "3x3"
For the 4x4 fill please the violet boxes and after press the button "4x4"

The cells without numbers or empty are considered equal to Zero.

If the determinant is equal to Zero, the matrix is not invetible and therefore it is indicated with the "!" in the cells of the inverse matrix.
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Available in countries
Country Price
Canada 0.99 CAD
China 3 CNY
France 0.99 EUR
Germany 0.99 EUR
Italy 0.99 EUR
Netherlands 0.99 EUR
Portugal 0.99 EUR
Spain 0.99 EUR
Poland 1.09 EUR
UK 0.79 GBP
India 29 INR
Japan 120 JPY
Poland 2.99 PLN
Russia 29 RUB
Turkey 1.29 TRY
USA 0.99 USD
Korea, Republic Of 1.09 USD
Ukraine 0.99 USD
Available for devices
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,