Read and organize books, textbooks, and documents in and PDF formats. Adjust page margins manually or automatically. Choose from multiple themes and color schemes for reading. Turn pages using scroll, curl, or slide.
- games offer , logic, vocabulary, and math challenges with increasing difficulty. Users can choose from daily tasks, challenge mode, or random games. Progress is tracked across levels, and games include classic and endless tile-based variations.
Play puzzles with varying difficulty levels including easy, medium, hard, and expert. Solve puzzles with an intuitive interface. Track personal stats and compare with friends. No ads and optimized for battery efficiency.
Helps users train recognition with adjustable difficulty levels. It tracks progress through detailed analytics, showing skill averages and exercise performance. Users can input intervals clearly and receive feedback on accuracy.
Beijing Huatian addition software development center
Play, learn, and grow
Teach shapes, colors, numbers, and object sizes through interactive . Includes over 25 mini- with animal characters. Features -aligned activities for skill development. Allows parents to track progress and engage with educational content.
Play from fifteen curated playlists including spa, meditation, and lullaby. Choose playback modes like sequence, random, or repeat. Customize favorite playlists and enjoy high-quality audio with background images.