AxiomPlot 3D Calculator

AxiomPlot is a clean scientific calculator for students, engineers, and curious problem solvers. It helps you calculate expressions, define reusable variables, and visualize functions without signing in or connecting to the internet.

Features:
- Basic arithmetic with parentheses, powers, percentages, and history
- Natural expression input such as `2(3+4)`, `sin(pi/2)`, and `a=12`
- Scalar variable panel with edit and delete controls
- Scientific functions including trigonometry, inverse trigonometry, logarithms, square roots, constants, and factorials
- Radian and degree angle modes
- 2D plots for `y=f(x)` functions
- 3D surface plots for `z=f(x,y)` functions
- Local-only processing

AxiomPlot does not require an account, does not request network access, and does not collect, share, or sell personal data. Calculations, variables, and graphs are processed on the device.

- Data collected: none
- Data shared: none
- Personal information: not collected
- App activity: not collected
- Device or other IDs: not collected
- Data encrypted in transit: not applicable because the app does not transmit data
- Users can clear app data from Android system settings

Recent changes:
offline scientific calculator with variables and 2D/3D function graphs.