Audilator

- Geometry — calculate area, perimeter, volume, and surface area for 14 shapes
- Statistics — find mean, median, mode, range, standard deviation, and more
- Calculus — compute derivatives and integrals by voice
- Graphing — plot and zoom into any function
- Algebra — solve linear equations
- Linear Algebra — matrix and vector operations (determinant, inverse, dot product, etc.)
- See step-by-step working out for all calculations
- Improved formula display on the voice commands page