Macquarie Dictionary is a comprehensive and up-to-date reference app that provides users with the most authoritative Australian English language content. It covers a wide range of topics, from spelling and pronunciation to usage, and offers over 210,000 definitions, more than 121,000 headwords and phrases, and over 13,000 encyclopedic entries. The app also includes 22,000 word origins or etymologies, IPA and plain English pronunciations for over 114,500 words, and over 25,000 audio pronunciations voiced by real Aussies.

The app also features a simple and fast search, fuzzy and wildcard search options, voice search, browse through entries, bookmark entries, recent search list, and cross-reference links. Additionally, it offers example phrases that show how a word is used, regionalisms, and extensive usage notes. The app can be accessed without an internet connection and is compatible with VoiceOver (iOS). Overall, Macquarie Dictionary is a valuable resource for anyone who wants to improve their knowledge of Australian English.