Solve mathematical problems with fraction, decimal, and equation input. Display results in decimal, rational, , or trigonometric formats. Support up to 16 decimal places for precise calculations.
Simulate the HP-45 scientific calculator with photo-realistic visuals and animated keys. Perform all original functions and operations. Access a secret timer for 12-hour or 100-hour intervals. Switch to Super-45 mode for enhanced capabilities.
Calculate for different shapes and dimensions. Input material type, length, width, and thickness. Choose units and view results in kilograms or pounds. Save calculations and export data as PDF.
Scientific with and conversion capabilities. Perform complex calculations, convert currencies, and switch units. Review and reuse calculation history. Use landscape mode for efficient input and history viewing.
Calculate area using width and length in inches, feet, yards, meters, or centimeters. Convert results to inches, feet, meters, or centimeters instantly.
Helps estimate materials for various shapes. Users input dimensions to calculate volume and quantity. Features include slab, column, and post calculations. Saves results for future reference.
Generate sine, square, sawtooth, and triangle tones across a wide frequency range. Adjust frequency by swiping up or down. Sweep sine frequency for hearing testing. Play tones to clean speakerphone dust and water.
Calculator offers advanced functions including exponents, logs, and sinus operations. Swiping accesses different function categories. Large buttons for easy input. Landscape view reveals additional functions. Balloon help provides guidance.
Allows users to measure and calculate dimensions using feet, inches, and sixteenths. Input tape measure data directly for accurate conversions. Calculate angles and verify corners without manual calculations.
Perform complex calculations with a scientific interface. Enter expressions in natural order. Simplify results with symbolic computation. Swipe to review previous calculations. Track history and reuse past entries.