PalFish Grade Reading is an educational app designed for children to improve their English and Chinese language skills. It features a vast collection of more than 4,000 original European and American English picture books, including graded reading from A to Z. The app also offers over 700 Chinese books, graded from L1 to L5, to cultivate children's reading habits.

The app's interactive reading method allows children to touch characters, animals, and scenery in the book, answer questions, learn new words, and improve their reading comprehension. Additionally, the app offers animated nursery rhymes and hundreds of exquisite original animations and puzzle animations to provide a comprehensive learning experience.

PalFish Grade Reading also offers VIP and SVIP membership privileges, including reading VIP and SVIP picture books, unlimited AI scoring, shells doubling, and unlocking all picture book explanations. The app is free to download and is available on iPhone. However, the auto-renewal package costs 428CNY/year for consecutive annual subscription and 40CNY/month for consecutive monthly subscription.

Overall, PalFish Grade Reading is an excellent app that provides a comprehensive and interactive learning experience for children to improve their language skills.