About this app
Define is a new AI-oriented dictionary/encyclopaedia powered by Apple Intelligence. Just ask a question in English or Chinese, and get the answer you want! However, please do not ask offensive question. Supports text-to-speech. All data are private, with the ability to work offline without Internet. Required devices that supports Apple Intelligence, eg iPhone 15 Pro and above, M1 iPad/Mac and above, and Vision Pro.
Latest release
What’s New
Added Japanese.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 7, 2026 · 10:04 PM Free
Screenshots
