Look Up: Pronunciation Checker Dictionary is an iPhone app developed by Picup Inc. It falls under the category of Education & Reference and is available for free. This program allows users to check the pronunciation of a word, a sentence, or a paragraph in any language. With a variety of voices and languages to choose from, users can easily find the pronunciation they need.

One of the main features of Look Up: Pronunciation Checker Dictionary is its ability to provide definitions for unfamiliar words. Users can simply look up the definitions of any unfamiliar word directly within the app. This is especially useful for language learners or individuals who come across new words while reading or listening.

Another useful feature of this app is the "history" function, which allows users to manage unfamiliar words or phrases they have looked up. This feature helps users keep track of the words they have learned and provides a convenient way to review them later.

Overall, Look Up: Pronunciation Checker Dictionary is a valuable tool for language learners and anyone who wants to improve their pronunciation skills. With its easy-to-use interface and helpful features, it is definitely worth a try.