A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.
by Tim O's Studios, LLC★ 4.9409,196 ratingsUtilitiesFreeData updated 2026-09-08
Turns iPhone or iPod Touch into an LED double message display board. Type messages to scroll for visibility in noisy environments. Includes emoticons for easy typing and message customization. Share messages directly or display them publicly.
Performs arithmetic operations including addition, subtraction, multiplication, and division. Displays full calculation formulas for error detection. Includes standard functions comparable to commercial calculators.
The app connects to Mac computers from iPad, iPhone, and iPod Touch. It supports Retina display and offers features like a trackpad, virtual mouse buttons, and a functional keyboard with shortcuts.
Perform calculations with a standard interface and advanced engineering functions. Input numbers and equations, use parentheses, and access scientific operations. Adjust display settings and save history for quick reference.
Measure distances to objects using the lens. Display distance on the image with a 3D grid overlay. Aim at objects to determine their height or depth. Use for measuring boats, buildings, or golf aids.
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.
Turn your iPhone or iPad into a scrolling . Display messages, flash jokes, or send cheers in public spaces. Customize text, colors, and scrolling speed. Share banners via social media or direct links.
Perform basic and scientific calculations with equation display and history tracking. Switch between binary, octal, decimal, and hexadecimal modes. Calculate fractions directly. Use widget for quick computations.
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.
Perform calculations with a clean interface. Store and reuse numbers using the Memory Area. Bookmark equations for quick access. Drag and drop values between calculations. Switch between scientific and basic modes. Export results as text or image.
Calculate measurements with addition, subtraction, multiplication, and division. Convert between decimals and fractions. Display results directly on a visual interface. Mark precise positions without manual calculations.
Control your TV with swipe gestures on iPhone, iPad, or Apple Watch. Launch TV apps instantly using customizable buttons. Navigate the web browser with a touchpad and keyboard. Adjust volume and channel with swipe gestures.
Track calculations with a step-by-step history. Perform basic arithmetic operations. Save and review previous steps. Calculate totals for budgets or shopping lists. Edit or clear individual steps. Export results as text.
Receive for unscheduled half-staff days immediately after publication by the US President. Get notifications for scheduled half and full staff days one day in advance. View historical display dates and guidelines.
Track calculations step by step to identify errors. Perform basic and advanced math operations. Use scientific functions and memory storage. Save and recall previous equations. Adjust display settings for different modes.
Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.
GPS-based digital displays current speed during driving, flying, cycling, or boating. Shows head-up display mode on car dashboard. Displays maximum speed limit and road name. Includes linear compass for direction.
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, constants, and scientific notation. View a paper tape and use multiple undo/redo functions.
Customize themes with 65536 color options and adjust history display height. Add notes to history entries and share them via email. Perform basic math operations, use backspace, and view/edit calculation history. Supports Dark Mode.
Tune ukuleles with auto-tuning and frequency display. Supports multiple sizes including soprano, concert, tenor, and baritone. Includes LED pitch indicator, built-in , and metronome. Available for iPhone and iPad.