ESF HK AQI
ESF School AQI
0 ratings
Archived App (Last seen on 13 May 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
ESF schools air quality warning indicator and messaging app.
What's New in ESF HK AQI
4.0
November 29, 2021
Add change to login screen
