Convert units across 16 categories with instant results. Switch between metric, imperial, and other systems. Calculate conversions for length, weight, temperature, and more. Store frequently used values for quick access.
Edit formulas, check calculations, reuse past entries
Enter and edit mathematical formulas with real-time validation to prevent errors. Reuse past formulas to adjust values quickly. Navigate expressions using a cursor or arrow keys. Swipe to switch between calculation modes and view results instantly.
Perform basic calculations with addition, subtraction, multiplication, division, and percentage. View and edit all entries on an electronic paper tape. Access six calculators with customizable colors.
Calculate and counts using a calculator interface. Convert between and frames. Support multiple rates. Automatically correct inputs and results to ensure values remain within 24-hour limits.
Provides a full-width on-screen keyboard for iPhone and iPad. It displays word suggestions across the entire width, not just the center. Keys for numbers and symbols are positioned for easy access.
Perform calculations with basic arithmetic, fractions, and advanced functions. Store calculation history for review. Switch between light and dark modes. Use HD display for clear results. Adjust layout for easier input.
The app provides a calculator with a four-level visible stack and a total of one hundred positions. It includes operations for plus, minus, multiply, divide, opposite, and inverse, with keyboard errors notified by vibration.
Determines if it is outside based on location and time zone. Displays current position, date, time, and sunrise/sunset times. Supports iPhone, iPod touch, and iPad. Provides audio feedback for blind users using VoiceOver.
Allows plotting of polar, cartesian, and parametric equations with unlimited expressions. Users can add sliders for function transformations, create tables for data input, and animate graphs.