Calculator++ displays expressions in real-time and maintains a calculation history. It supports fraction operations, unit conversions, and advanced functions. Users can graph equations and perform complex calculations.
Capture frames using the iOS device camera. View differences between frames with onion skinning. Preview frames in a scrollable timeline. Adjust exposure, white balance, and focus automatically. Share finished animations directly.
The app offers a digital canvas for idea sharing and distance learning. Users can annotate and sketch on a whiteboard or over live video, import images, and manage saved whiteboards.
Learn vocabulary through customizable flashcard tasks with spaced repetition. Set learning tempo and review frequency. Track progress and adjust difficulty levels. Test knowledge with quizzes and review sessions.
The app draws random shapes in random colors and sizes. Users can clear the screen with a two-finger tap or shake the device to access a menu for background options.
The app provides a real-time spectrogram and spectrum analyser display. Users can visualise audible frequencies, measure tones, and obtain visual feedback of speech frequencies.
Record bird observations with time, location, and count details. Edit entries to adjust location, time, or bird numbers. Create and organize bird checklists. Share observations and view maps showing observation locations.
Calculate celestial navigation using the Law of Cosines method. Input Local Hour Angle, declination, and latitude to determine altitude and azimuth. Track calculations and review results for accuracy.
Convert text to speech with natural voices in over 30 languages. Read typed text or captured photos aloud. Save, share, and print documents. Access additional features with a premium subscription.
Convert across 60 categories with 1327 and 53742 conversions. Switch between acceleration, angle, area, and other measurements. Convert cooking , electrical values, and data transfer speeds. Adjust for charge, density, and current.
Calculates mechanical and structural properties of three-plate built-up sections. Determines moment of inertia, modulus of section, radius of gyration, area, and weight. Provides results in both principal axes.