Vocabulary Booster is a free Android application developed by Sandip Bhattacharya. It is an ultimate guide to boost your vocabulary, especially for those who are preparing for SAT, GRE, GMAT, CAT, TOEFL, ILETS exams.

The app comes with more than 1600 most important words and their meanings, which are targeted for exam preparation. It displays lexical categories such as Noun, Adjective, Verb, Adverb, Preposition, Conjunction, and Interjection. With the Text-To-Speech feature, users can hear the words with meanings by installing a TTS engine on their handsets.

Moreover, the app allows users to add words to their favorite list and even edit and add their own words with meanings. The Speech-To-Text button makes it easier to enter meaning without typing. It also allows users to search words in a dictionary type application and suggests words as they type. The app has a clean and simple user interface and only takes up 2 MB of space on your device.