Edit formulas, check calculations, reuse past entries
Calculate mathematical expressions with formula input and real-time validation. Edit formulas by tapping or using arrow keys. Reuse previous formulas to update values and recalculate.
Perform calculations with real-time results and visible input process. Use scientific and fraction modes. Adjust decimal places and show/hide separators. Access unlimited history. Quick start with backspace and keyboard vibration or sound.
Performs arithmetic operations including addition, subtraction, multiplication, and division. Displays full calculation formulas for error detection. Includes standard functions comparable to commercial calculators.
Calculate note lengths and bar lengths for musical compositions. Convert time signatures and tempo. Adjust beat divisions and measure counts. Export results and share calculations.
Calculates volume and cost for footings, slabs, square columns, bar columns, and steps. Estimates quantity needed for each structure. Provides total cost based on material prices.
Calculate GPA using a picker-based interface without typing. Input grades and credit hours for each subject. Automatically compute GPA based on school-specific grading scales. Export results and track progress over time.
Calculate roof dimensions including lengths, angles, heights, and layouts for hipped, gabled, and single-pitch roofs. Determine birdsmouth measurements and pitch. Switch between metric and imperial units. Set default values for common inputs.
A with smaller size and faster startup. Records full calculations and displays results in real-time. Offers multiple key tones. Includes custom decimal places, display in thousands, unit prompts, date display, and note functionality.