Train musical ear with 50+ customizable exercises for interval and chord recognition. Practice with adjustable settings and a large chord library. Track progress and repeat exercises for improvement.
Play the koto with realistic string vibrations and touch-based controls. Access practice mode with guided exercises and feedback. Listen to koto songs with synchronized Japanese landscape visuals.
Converts AI-generated text into natural, human-like writing. Detects whether content is written by AI or a human. Allows users to refine text for clarity and authenticity.
View positions of all solar system planets at any date. Adjust time to see real-time movements. Display accurate orbit sizes, eccentricity, and orbital shapes based on NASA data. Show realistic planet sizes relative to each other.
To and listen to using real-life content. Access graded audiobooks, bilingual news, and videos. View side-by-side translations, adjust native narration speed, and receive instant pinyin and grammar notes.
Learn Chinese vocabulary with a comprehensive dictionary containing HSK levels 1-6. Search words by Chinese characters, , or Pinyin. Split sentences into words for definitions.