4000 Essential English Words application is very useful for spoken and written. This application is designed for English learners. Use of Application: It is very user friendly, there is no complexity in it. When you will press the icon of application in your android device. A splash screen will open for 3 second, after 3 sec it will automatically closed. Then home screen containing the all essential words will display, when you click any word, word with explanation and example will display. You can filter the word alphabetically on pressing any letter on the top of home screen. Value of application: Words are useful in both spoken and written English. No matter what English course you are studying, the words in this application will be of value to you. Each word in this application is a high-frequency word. This means that the effort in learning the words is well repaid by the number of times learners have a chance to encounter or use them. Explanation for each word is provided to help the learners visualize the word as it is being used in the example sentence. This is the first version of application , in the next version we will add more words. So engage with us for new version. If you consider it as a useful source, then share it with your friends. If you find out any mistake, tell us by comments or by mailing us. Thanks for taking interest in this application.