Computer Dictionary English is a free iPhone application designed for users seeking a comprehensive dictionary with sound support. With a database of 15,000 words, this offline dictionary provides detailed meanings and pronunciations for each entry. Users can easily search for words and listen to their pronunciations, enhancing their vocabulary and language skills.

Furthermore, users have the option to type their own text and listen to it in English, choosing from various English voice accents such as American, British, Australian, South African, and Irish. The app offers offline and online voice listening settings, allowing users to customize voice speed and pitch according to their preferences. Additionally, the "Search Options" feature provides flexibility in word searches, enabling users to find words starting, ending, or containing specific terms.