Matrix Determinant Calculator

Georg Kiefer · an.DeterminantX

Not rated yet 100K+ downloads v26.9 696.5 KB Android 6.0+ PEGI 3 · Everyone

Download APK 696.5 KB All versions

Same certificate as v23.7, which matches Google Play Details

Watch the Matrix Determinant Calculator trailer on YouTube

Matrix Determinant Calculator screenshot 1

Matrix Determinant Calculator screenshot 2

Matrix Determinant Calculator screenshot 3

Matrix Determinant Calculator screenshot 4

Matrix Determinant Calculator screenshot 5

At a glance

Latest version: v26.9 (76)
Updated: Sep 29, 2026 (9 days ago)
APK size: 696.5 KB
Requires: Android 6.0+ (API 23)
CPU support: Any (no native code)
Category: Education (app)
Listed since: Jan 24, 2020 (at least)
Permissions: 1
Website: bit.ly/matdet
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Matrix Determinant Calculator is an app by Georg Kiefer in the Education category, listed since at least January 2020. It has no native code, so it runs on any Android processor.

Since version 23.7, the APK grew from 496.7 KB to 696.5 KB and the minimum Android version rose from 1.6 to 6.0. It asks for 1 permission, none of them sensitive. It asks for the same permissions as version 26.7.

What's new in v26.9

New matrix tools: inverse, multiplication, addition, subtraction, rank, transpose, and linear equation solver. Improved navigation, help, fraction input, and design.

Description

From the listing uploaded by “catappult”.

Matrix Determinant Calculator lets you find the determinant of square matrices of different sizes, including 2×2, 3×3, 4×4, 5×5 and larger n×n matrices. Main features * Determinant calculation Enter the elements of a square matrix and get the calculated determinant. * Support for different matrix sizes Work with 2×2, 3×3, 4×4, 5×5 and larger n×n matrices. * Simple matrix input Enter matrix values in a clear and easy-to-use layout. * Useful for learning and practice Use the app when studying matrices, determinants and linear algebra. * Clear results View the calculated determinant in a simple and readable format. The app can be useful for: * School and university students * Learning linear algebra * Homework and practice exercises * Checking your own calculations * Preparing for math tests and exams * Working with square matrices A determinant is a numerical value associated with a square matrix. It is used in linear algebra, for example when working with systems of linear equations and linear transformations. Matrix Determinant Calculator provides a simple way to perform determinant calculations and check results while studying or practicing mathematics.

Version history

6 versions are listed, going back to v23.7. Since v26.5.2 it requires Android 6.0+.

v26.9 LATEST Sep 29, 2026 696.5 KB TRUSTED v26.7 Jul 27, 2026 631.6 KB TRUSTED v26.5.3 Jul 27, 2026 599.6 KB TRUSTED v26.5.2 Jul 27, 2026 574.8 KB TRUSTED v25.9.2 Jul 27, 2026 539.7 KB TRUSTED

All 6 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Certificate issued to “Georg Kiefer” This is the certificate of the Google Play version.
Same certificate as v23.7, which matches Google Play v23.7

Store checks and file details

Developer signature verified Sep 29, 2026
Signed byCN=Georg Kiefer, L=Koblenz, ST=Germany, C=DE
Signing certificate (SHA-1)75:C9:81:67:02:93:40:62:AE:2C:C2:9B:5F:B5:47:43:3B:A7:F0:52
File MD5f70b06c6b1b2173fba4f80e80aeeb993
Uploaded by “catappult” Platinum tier · 1,377 followers · uploading since 2018

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (5 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (1)

Matrix Determinant Calculator requests 1 permission, none of them sensitive.

Internal broadcast protection (app-defined) an.DeterminantX.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Required hardware & features

Basic touch input android.hardware.faketouch

Matrix Determinant Calculator APK: questions and answers

Is there a version of Matrix Determinant Calculator for older Android phones?

The current version needs Android 6.0 or later. Version 25.9.2 is the newest listed build that installs on Android 5.0 and later. Get version 25.9.2 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Matrix Determinant Calculator APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. It is signed with the same certificate as version 23.7, whose signature matches the Google Play version. After downloading, check that the file's MD5 is f70b06c6b1b2173fba4f80e80aeeb993.