Dictionary of English Collocations app for iPhone and iPad

This app provides an offline version of the dictionary of English Collocations

Should we use "strong traffic" or "heavy traffic" ?

The app that helps you write and speak natural-sounding English. Which words usually go together? This dictionary shows you the common word combinations (collocations) that are essential for natural-sounding British and American English. This dictionary has over 22,000 entries with 260,000 collocations and over 85,000 examples.

▸ User-defined list
- Create your own lists

▸ Built-in dictionary
- Long-press a word to look up

▸ Basic features include:
- Easy navigation
- Bookmark a word
- Search a word
- Flashcard