常春藤基礎英文字彙 Lite is a free Android app developed by Otek International Inc. It is an English learning course that contains over 2,000 commonly used words taught in high schools. The app is designed to provide detailed and rich explanations of phrases, derived words, synonyms/antonyms, easily confused words, and collocations. The app features a professional American announcer who pronounces each word, phrase, and example sentence.

One of the unique features of this app is its scientifically designed memory exercises and quizzes that aim to enhance learning outcomes. The app also supports continuous and background playback functions, allowing users to effectively use fragmented time to learn and improve their word skills. The app file size is over 100M, and it requires a Wi-Fi connection to download.

In addition to the pre-loaded words, the app also allows users to create their own words for memory and test exercises. Furthermore, users can put words they want to strengthen into a new word book, which is specially designed to enhance memory and practice. If you have any questions or suggestions about the app, you can email the developer at