About this app
We all have at least one friend who is clueless when it comes to words. Don't let that person stumble around in grammatical darkness any longer. Fix their mistakes. Change the world. You are the Grammar Police. The people of Earth are counting on you. Don't let us down.
Latest release
What’s New
This update from Apple will improve the functionality of this app. No new features are included.
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 19, 2026 · 12:37 PM Free
Screenshots
