Learn Japanese with drills, quizzes, and flashcards for kana, kanji, vocabulary, and grammar. Track progress with charts and scores. Earn game-like achievements for each level. Practice handwriting with KanjiDraw and KanaDraw add-ons.
Solve math problems from basic arithmetic to advanced algebra. Perform exact fraction calculations and store unlimited variables. Create custom functions and graph equations. Use a powerful algebra engine for precise results.
Explore concepts through interactive topics covering limits, derivatives, and integrals. Graph functions, compute derivatives numerically, and visualize solutions. Test hypotheses and verify computations with graphical representations.
Test internet with one-tap measurements for download, upload, and delay. Access servers in 1000+ cities worldwide. Save and view test history. Compare results across cellular and WiFi networks.
Prepare for Level exam with practice questions and mock tests. Review detailed explanations for answers. Track progress and revisit difficult topics. Access study materials and exam guidelines.
The app calculates the true position of holes based on engineering drawing dimensions and tolerances. It determines if hole positions meet required specifications, with results available both with and without Maximum Material Condition.
Record audio with one-touch start and stop. Playback and record simultaneously in the background. Pause and resume recordings. Save in compressed MP3 format. Capture voice memos, meetings, or notes with high-quality audio.
Calculate body mass index and glomerular filtration rate. Estimate stroke risk in heart patients and determine consciousness using the Glasgow Coma Scale.
And counting in , Portuguese, and Catalan. Translate digits to words instantly. Use calculator-style or odometer-like wheels for number input. Practice with flashcards to recognize quickly.
Explore Egyptian hieroglyphs with detailed images and descriptions. View 1071 symbols individually. Share hieroglyphs on Twitter with comments. Display large images for better visibility of intricate designs.
Calculate rates of hydrants and assess maximum water system using the Hazen-Williams formula. Input pipe diameter, length, and pressure to determine . Results displayed in imperial units.