About & Pics


The calculator solves systems of linear equations with two and three variables.

• System solver 2x2
Solves systems of two linear equations in two variables by substitution or using using Cramer's rule.

• System solver 3x3
Solves systems of three linear equations in three variables using Cramer's Rule.
To solve 3x3 systems of equations, you should select a landscape orientation.

Shows step-by-step solution.
Supports integer, fractional and decimal coefficients.
Shows results as decimals and fractions.
Stores history with the possibility to recall previous equations.
Sends results and history via email.
Supports both portrait and landscape orientation.

 $2.99 in iOS App Store


Systems of equations solver screenshot 1Systems of equations solver screenshot 2Systems of equations solver screenshot 3Systems of equations solver screenshot 4Systems of equations solver screenshot 5Systems of equations solver screenshot 6Systems of equations solver screenshot 7

Version History

Launched Oct 08, 2012 (about 6 years ago).

Releasing new versions every about 1 year, on average.

Oct 22
Version 3.1.0

Fixed problem with the Chinese language auto-detection.

May 20
Version 3.0.0

New interface.
Now you can solve 2x2 and 3x3 systems of equations.
2x2 systems can be solved by substitution or using Cramer's rule.
New app icon.

Sep 06
Version 2.0.1

General improvements and bug fixes

Apr 29
Version 2.0.0

New refreshed look and interface improvements.
Shows step by step solution.
Supports fractional coefficients.
Shows results as decimals and fractions.
Added history list.
Back and forward buttons to check or recall recent calculations.
Sends results and history via email.
Supports both portrait and landscape orientation.
Minor bug fixes and performance improvements.
Added 'Undo' for the Clear command.
Added seven color styles.

Oct 08
Version 1.1.0

Supports iOS 8.
New app icon.
Interface and performance improvements.

Nov 16
Version 1.0.1

Includes interface improvements.
Minor bug fixes.
Added support for new languages: Spanish, Portuguese, Danish, Dutch, Italian, Finnish, Greek, Turkish, Japanese, Korean, Norwegian, Swedish.

Oct 08
Version 1.0.0

Previous 3 versions


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