About this app
People with English as their second language make some very common mistakes while speaking or writing in English. The mistakes most of the times are grammar related, framing the questions in wrong manner or small preposition/articles mistakes. Some mistakes could be very embarrassing. With this app you can understand, learn & improve on those mistakes.
Latest release
What’s New
Bug fix
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 15, 2026 · 1:07 PM Free