The app features large, easy-to-read keys for fast input and a permanent display of the user's expression. Results appear automatically as typing occurs, eliminating the need for an equals key.
by Andre Ponzo★ 4.84 ratingsProductivity$1.99Data updated 2026-09-12
Perform complex calculations with functions including trigonometry, hyperbolic operations, and logarithms. Use memory functions, angle modes, and constants like π and e. Evaluate expressions with parentheses and view calculation history.
Turn your iPhone or iPad into a display. View in full screen with no buttons or clutter. Adjust brightness for nightstand use. Tap to dim or swipe to change brightness. Supports landscape and portrait orientations.
The app provides editing and typesetting for LaTeX, Plain TeX, and Markdown. It features syntax highlighting, command autocompletion, and a document structure view for easy navigation of large projects.
Create and test Regular Expression patterns with real-time execution and match details. Generate Swift or Objective-C code snippets for integration. Save patterns in a library with examples for future use.
The app offers a modern calculator with a menu bar interface for quick access. It supports natural percentage calculations, calendar functions, and stores calculation history.
Solve logarithmic problems by selecting from four standard shapes. Input values for base, exponent, antilogarithm, or logarithmic result. Visualize the relationship between logarithms and exponents. View infographic explanations of calculation rules.