Access word translations between and English with audio pronunciation. Tap any word for instant translation. Includes over 50,000 vocabulary entries. Provides spoken pronunciation for both languages.
Contains a directory of standard and SQL operations. Provides code examples from books and online resources. Includes ready-made code for problem-solving. Useful for exam and interview preparation. Available on iOS and macOS.
Search words, listen to pronunciations, save favorites
Search words using Simplified or Traditional , Pinyin, or . Access native pronunciation, favorites, and history. Learn vocabulary offline with a large word database. No internet required.
Identify plants by taking photos with the phone's camera. Diagnose common diseases through image analysis. Access detailed information about species, including care tips and growing conditions. Save and organize observations in a personal gallery.
Access suggested topics for research papers, coursework, and presentations. Search topics by keywords and categories. Receive updated and relevant materials to support your academic work.
Learn language through recordings of native speakers. Play 3 levels of games and 3 types of quizzes. Search a database with cultural notes, audio, video, and images. Practice vocabulary and grammar with interactive exercises.
Solve math, physics, biology, and chemistry problems with AI-powered step-by-step explanations. Get instant answers and detailed guidance. Access a wide range of subjects for help.
Explore astronomy with daily high-quality space images and wallpapers. Access latest NASA news and discoveries. Search astronomy keywords in a comprehensive database. Learn about missions, spacecraft, and space observations.