Formula Reference

Formula Reference puts the core formulas of school math, physics and chemistry in one offline app. Browse by subject and topic, or search by name, symbol or topic.

Every formula lists its variables, their meaning and units, plus short notes on when it applies. Open the solver on any formula, choose the variable to solve for, type the values you know and read the result with the calculation steps.

- 291 formulas across mathematics, physics and chemistry
- Variables, units and notes for each formula
- Solver for any variable, with steps
- Search by name, symbol or topic
- Save formulas for quick access
- Tables of physical constants, SI units and prefixes
- Works fully offline, no account, no ads