Solve equations, perform algebraic calculations, and graph functions. Support for multiple models including TI-83, TI-84, TI-89, Casio FX, and Sharp EL. Includes a scientific , fraction simplifier, and unit converter.
Solve math problems with three keypads for easy mixed number input. Calculate multiple fractions simultaneously. Syncs with iOS devices for optimal performance.
Calculate historical prices and convert to today's
Calculate historical currency values from 1800 to 2025. Convert prices using 22 currencies including US Dollar, Euro, British Pound, and others. Adjust for and view adjusted values over time.
Record calculations, customize prompts, simplify math
Perform calculations with a simplified interface and faster performance. Record and search calculation history. Customize prompt sounds and choose from multiple themes. Designed for use on iPad.
Perform arithmetic operations with a simple interface. View current calculations and track history. Supports universal device compatibility. No advanced or engineering functions included.
Calculate materials with 10 tools for gravel, soil, mulch, concrete, pavers, retaining walls, grass seed, sod, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters. Output results in US customary or metric units.
Calculate age with detailed breakdowns including months, days, hours, minutes, and seconds lived. Include BMI calculation for health metrics. Input birthdate to generate age statistics and health data.
Perform basic calculations with a standard interface. Optimized for iPad and iOS 9 with high-resolution display support. Includes a charming piano sound for input. No popups or ads.
Estimate , stone, rock, sand, topsoil, and aggregate needed for projects. Calculate required amounts in tons, cubic yards, and cubic meters. Input dimensions and material type to get accurate estimates.
Perform calculations with a live voice input feature. Use an ergonomic key layout with an extra large "+" key and backspace function. Copy and send results via email. Support Retina displays on all iPads and iPhones. Enable Dark Mode.
Convert temperatures between and . Calculate conversions manually or use the built-in . Access current, historical, and forecasted weather data for any city in both temperature scales simultaneously.
Perform calculations with a running total and real-world logic. Handle cost, sell, and margin computations. Add or subtract percentages in one step. Features large buttons and a clear display for easy use.
Perform basic and complex calculations with a clean, intuitive interface. Input numbers and operators to solve equations. Switch between different calculation modes for precision. Save frequently used equations for quick access.
Track time zones with a world clock displaying 64,000 cities. View interactive maps with customizable themes. Check moon phases and enable clock chimes. Use location tracking to update time based on current position.
Calculate payments and generate repayment schedules. Share schedules via email. Add extra payments to reduce payoff time. Graph repayment timelines. Track total interest paid. Save multiple loans for quick access.