Hazel - 1-hour PM2.5 PSI Readings for Singapore
Hazel - 1-hour PM2.5 PSI Readings for Singapore generates an estimated $0/month in revenue from 1–2 downloads/month on the App Store, according to AppCurrents estimates (updated 2026-08-02).
| Est. revenue / month | $0 |
|---|---|
| Est. downloads / month | 1–2 |
| Estimate confidence | medium |
| Pricing | Free |
| Rating | 5.00 ★ (1 ratings) |
| Category | Weather |
| Released | 25.10.2015 |
| App last updated | 25.10.2015 |
| Platform | iOS |
Modeled monthly estimate · rating velocity · medium confidence
About
Hazel tells you how bad the haze is right now, right where you are. Make better decisions about whether you need a mask, or if you should be bringing your baby out. Hazel calculates the 1-hour PSI using a formula provided by NEA. It converts the concentration of PM2.5 pollutant into a scale from 0–500. Hourly push notifications keeps you up to date about the latest 1-hour PSI readings the mom…
Trends & analysis
Chart rank trend
US · overallWhy it's surfacing
Scout 5Ratings & velocity
★ 0 in windowRating distribution
100% positive · 1 ratingsGeographic reach
best rank · 0 storefrontsRevenue & downloads trend
ARPU $0Update history
1 update tracked- v1.010.8y ago
This update from Apple will improve the functionality of this app. No new features are included.
Hazel - 1-hour PM2.5 PSI Readings for Singapore — FAQ
How many downloads does Hazel - 1-hour PM2.5 PSI Readings for Singapore get?
Hazel - 1-hour PM2.5 PSI Readings for Singapore sees an estimated 1–2 downloads per month on the App Store, per AppCurrents modeling.
Is Hazel - 1-hour PM2.5 PSI Readings for Singapore free?
Hazel - 1-hour PM2.5 PSI Readings for Singapore is free to download on the App Store, with no in-app purchases detected.
What is Hazel - 1-hour PM2.5 PSI Readings for Singapore's rating?
Hazel - 1-hour PM2.5 PSI Readings for Singapore holds a 5.00-star average from 1 ratings on the App Store.
When was Hazel - 1-hour PM2.5 PSI Readings for Singapore released?
Hazel - 1-hour PM2.5 PSI Readings for Singapore launched on the App Store on 25.10.2015. Its latest version shipped 25.10.2015.
