Fresh Air Quality Checker
Chrome extension by Khanh Ngo Blog · Productivity · Tools
A Chrome extension in Productivity · Tools with 2 users, barely installed. Audience over the last 30 days: -2.
Specific sites only: 1 match pattern.
What the developer says, and 3 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 2
- Users, last 30 days
- -2
- Version
- 1.0.0
- Updated in the store
- 2026-06-03
- Published
- 2026-06-03
- Manifest
- V3
- Browser access
- 1 permission, 1 site pattern
How it has moved
- 2026-10-172
- 2026-10-183
- 2026-10-222
- 2026-10-312
- 2026-08-310
- 2026-09-033
- 2026-09-053
- 2026-09-083
- 2026-09-100
- 2026-09-212
- 2026-09-253
- 2026-09-264
- 2026-10-172
- 2026-10-183
- 2026-10-222
- 2026-10-312
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
Specific sites only: 1 match pattern.
https://api.waqi.info/*
-
Read your location
geolocation
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
Khanh Ngo Blog publishes 12 listings we track, 60 users between them.
-
Crypto Gold – Bitcoin & Blockchain Theme 29 users
-
Moving Day Checklist 4 users
-
Karaoke Finder VN 4 users
Show 5 more from this publisher
-
Wood Furniture Size Checker 3 users (last published figure)
-
Phat Dat Moving Cost Planner 3 users (last published figure)
-
EcoCoupon Savings Planner 3 users (last published figure)
-
EcoCoupon Price Tag 3 users (last published figure)
-
Nicotine Pouch Timer 3 users (last published figure)
Like this one
Listings the catalog judges closest in what they say they do.
-
Air Quality 21 users
-
Aerosol 3 users
-
AeroAlert - Air Quality Monitor 14 users
-
Weather 3k users
-
AIRWAY 2 users (last published figure)
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
Want this mark on your extension in our catalog?
Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works
Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.
Add a badge to your README or site
The badge shows the audience and rating from our last pass over the store and links back to this page.
[](https://extops.dev/extensions/ipkddkpcocobnbglgjhplnojdaekggpe)<a href="https://extops.dev/extensions/ipkddkpcocobnbglgjhplnojdaekggpe"><img src="https://extops.dev/extensions/ipkddkpcocobnbglgjhplnojdaekggpe/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-22. We publish no contact details for extension developers.