This free app is the best calculator for Matrix Operations.You are able to calculate the Determinant of a Matrix, Inverse of a Matrix, Kernel of a Matrix, Rank of a Matrix, Eigenvalues and Eigenvectors of a Matrix. You can calculate with:- 2x2 matrices- 3x3 matrices- 4x4 matrices- 5x5 matrices- nxn matrices (with more than 5 rows and columns)Very useful math tool for school and college! If you are a student, it will help you to learn linear algebra!