Computer Dictionary English is a free, offline dictionary developed by Muhammad Riaz. The dictionary has a collection of 15,000 English words with sound, making it easy to learn the correct pronunciation of each word.

This dictionary comes with a search feature that allows you to find the meaning of any English word. It also has a "Search Options" feature that helps you search for words based on whether they start with, end with, or contain the search term. Additionally, you can play the sound of each word to learn how to pronounce them correctly. The best part? You can use this dictionary offline without an internet connection.