Idioms English Dictionary is a free iPhone application developed by Muhammad Riaz. This comprehensive dictionary offers a collection of 8,500 English idioms, complete with sound pronunciations. With this app, users can easily search for specific idioms, play the sound of each idiom, and even customize their listening experience.

One of the standout features of Idioms English Dictionary is its offline functionality. Users can access the dictionary without an internet connection, making it a convenient resource to have on hand at all times. Additionally, the app allows users to choose their preferred English voice accent from options including USA, UK, Australia, South Africa, and Ireland. Users can also adjust the voice speed and pitch to suit their preferences.

Idioms English Dictionary also offers a useful "Search Options" feature, which allows users to search for idioms based on various criteria. Users can search for idioms that start with a specific word, end with a specific word, or contain a specific word. This feature enhances the usability of the app and makes it easier for users to find the idioms they are looking for.

Overall, Idioms English Dictionary provides a valuable resource for English learners and language enthusiasts. With its extensive collection of idioms, offline functionality, and customizable listening experience, this app is a must-have for anyone looking to expand their knowledge of English idiomatic expressions.