Matrix Calculator

Matrix Calculator is a clean and reliable Android utility for working with matrices. Enter values quickly, perform operations instantly, and optionally view step-by-step solutions. Designed for students, engineers, and anyone who needs fast matrix calculations on the go. Features Two-matrix operations • Add, subtract, multiply matrices • Scalar multiplication • Automatic dimension validation • Swap matrices A ↔ B • Fill example matrices • Copy results instantly Single-matrix tools • Transpose • Determinant • Inverse • Trace • Rank • Row Echelon Form (REF) Step-by-step solutions • Matrix multiplication walkthrough • Determinant calculation steps • REF transformation steps • Inverse via augmented matrix elimination • Matrix previews and final summaries Saved matrices & history • Save matrices for later use • Rename, duplicate, delete • Load saved matrices into calculator • Calculation history • Quick templates (identity, Hilbert, and more) Settings • Light / Dark / System theme • Decimal precision control • Default matrix size • Show steps by default • Row/column highlighting in steps • Auto-save history • Reset preferences Who it's for Perfect for: • Students • Engineers • Teachers • Anyone working with linear algebra Privacy Your data stays on your device. Matrix Calculator works offline and does not require internet access or unnecessary permissions.