Learn to write nearly 3000 with detailed stroke instructions. Access covering HSK levels 1-6 and AP exams. Use free OCR to translate text. Download English- and -English dictionaries for quick reference. Link to news websites for context.
Study and test knowledge of the 20 standard acids through customizable quizzes. Topics include names, structural formulas, 1-letter and 3-letter codes, codons, and side chain classes. Quizzes are available for free. Remove ads with an in- purchase.
Find zip codes for current locations or search by city name. Look up area codes based on zip codes. Switch between and area lookup modes. Share results via copy or email.
Listen to native phrases and practice pronunciation
Common phrases through native speaker recordings. Listen to daily conversations and practice pronunciation. Translate between languages. Access offline audio content. Use for travel or business communication.
Practice with arithmetic exercises covering multiple difficulty levels. Solve problems in various categories. Download a free printable workbook. Remove ads to access offline mode and all features without internet.
The app offers a comprehensive Chinese learning experience with a dictionary, OCR, and flashcards. It prioritizes common words and provides example sentences, measure words, and audio recordings for context.
Write, speak, translate, and pronounce English sentences
Learn and practice English through text and voice input. Translate sentences between Arabic and English. Hear translations spoken aloud. Write or speak words for immediate feedback.
Offers a fast browsing experience without ads or notifications. Supports audio and video playback with adjustable , background playback, and picture-in-picture. Includes manual downloads and file compression capabilities.
Explore a jigsaw puzzle that introduces components. Assemble pieces to build logical thinking skills and learn vocabulary through nouns and readings. Engage in interactive conversations to enhance language learning.
The app displays both lunar and solar calendars. It converts dates between Gregorian Solar and Lunar calendars and provides information like Stem-Branch names, Solar Terms, and the animal name for the year.
Track and record solving times for 2x2x2, 3x3x3, and 4x4x4 puzzles. Generate scrambles, calculate and average times. Store up to 500 results per puzzle. Use inspection . Export records to CSV, share via AirDrop, or upload to iCloud Drive.
Convert PDFs to Word, Excel, PPT, and image formats while retaining original layouts. Extract text from scanned PDFs using OCR in English, Chinese, or Japanese. Annotate documents with highlights, handwritten notes, and e-signatures.