Solve with keyboard input, multiple choice, and true/false options. Choose problem variations for different topics. Track progress and practice arithmetic, algebra, and geometry. Receive instant feedback on answers.
Perform calculations with an intuitive interface. Input expressions directly, see the full equation, and edit it dynamically. Automatically recalculate results after changes. Access scientific functions like sine and cosine.
Perform -based calculations with addition, subtraction, multiplication, and division. Input and display in days, hours, minutes, and seconds. Customize format preferences. Convert between different units.
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.
View and edit custom maps, manage geographic data, and perform measurements. Support offline map downloads, track locations, record photos and videos, and share memories. Includes tools for surveying, cartography, and planning trips.
Learn with comprehensive vocabulary, including over 700,000 words and 1 million example sentences. Access pronunciation for words and sentences. Study grammatical points, tense modes, verb prepositions, plural forms, and articles.
Calculate dimensions, convert units, and perform angle and rafter measurements. Estimate material quantities and layout stairs. Input measurements for precise calculations. Save and reuse formulas for repeated tasks.
Use iPhone as a connected via USB to mirror Mac screen. Draw with Wacom stylus and 3D Touch. Control canvas with touch gestures for zoom, scroll, undo, and redo. Connect securely for real-time screen mirroring.
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