Haze@SG vs MyJAS EQMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Haze@SG
Quickly check Singapore's air quality with hourly AQI, PM2.5, and 24-hour PSI readings. Understand what the levels mean and receive alerts to stay informed about haze conditions.
- Hourly AQI readings
- Hourly PM2.5 levels
- 24-hour PSI
- Clear indicators
- Share haze levels
- Alerts
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Haze@SG helps you quickly check air quality levels across Singapore. Stay updated with hourly AQI and PM2.5 readings, along with the 24-hour PSI, so you can make informed decisions throughout the day. The app is designed to be simple, fast, and easy to read at a glance. NEW! Local Air Quality Stations Explore additional AQI readings from local monitoring stations across Singapore, updated regularly. Find stations near you, see their distance from your location, and check the latest air quality conditions in different neighbourhoods. Maintained since 2013, Haze@SG continues to provide reliable haze updates with a clean and focused experience. Features: * 1-hour AQI readings across all regions * 1-hour PM2.5 levels for current conditions * 24-hour PSI based on NEA data * Local AQI readings from additional monitoring stations across Singapore * Find nearby monitoring stations using your location * Clear indicators to understand what the readings mean * Latest haze news and weather forecasts * Share current haze levels with friends and family * Alerts to stay informed Official regional air quality readings are sourced from NEA, while additional local station readings are provided by the World Air Quality Index (WAQI) project. PM2.5 readings reflect short-term air quality and may change throughout the day depending on weather conditions and haze levels. Haze@SG is independently developed and maintained. Your support helps cover server costs and ongoing improvements. If you find the app useful, you can support its continued development through a subscription. As a subscriber, you also enjoy an ad-free experience. Feedback and suggestions are welcome. You can reach us via email at support@hosaystudios.com or through the app. -------------------------------- Subscription Information Payment will be charged to your Apple ID account at confirmation of purchase. Your account will be charged for renewal within 24 hours prior to the end of the current period. Auto-renewal can be turned off at any time in your Apple ID account settings after purchase. No cancellation of the current subscription is allowed during an active subscription period. Subscription price: SGD 1.99 per month SGD 19.99 per year Prices may vary by country. Privacy Policy: http://hosaystudios.com/privacy.html Terms of Use: http://hosaystudios.com/terms.html -------------------------------- Note: This app is not affiliated with NEA. Data is sourced from publicly available information, and any inaccuracies should not be attributed to NEA.
MyJAS EQMS
Access real-time environmental quality data for Malaysia, including air and water quality indexes. View readings from monitoring stations near you or across the country on an interactive map. Stay informed with the latest announcements on Malaysia's environmental status.
- Real-time environmental index readings
- Trending charts for monitoring stations
- Online map view of monitoring stations
- Air Pollutant Index (API) information
- Water Quality Index (WQI) information
- Marine Water Quality Index information
- Environmental quality announcements
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About this app MyJAS EQMS is a more improved version of the latter MyIPU, serving as one-stop for all updates about the latest environmental quality status in Malaysia, derived from Continuous Air Quality Monitoring Stations, Continuous River Quality Monitoring Stations, Manual River Quality Monitoring Stations, and Manual Marine Quality Monitoring Stations. Features Latest Environmental Index reading and trending chart of monitoring station near to user's location. Latest Environmental Index reading for all CAQM, CRWQM, MRWQM and MMWQM stations in Malaysia. Online map view of the latest API reading for all CAQM, CRWQM, MRWQM and MMWQM stations in Malaysia. Announcement on the environmental quality of Malaysia. Information on the Air Pollutant Index, Water Quality Index, and Malaysia Marine Water Quality Index
Screenshots
Verdict
The clearest difference is in-app purchases: MyJAS EQMS at none against Haze@SG's 2. MyJAS EQMS also leads on ads (none vs shown). Haze@SG's advantage is update cadence (every 9 days vs monthly) and ratings volume (11 vs 2). On price, rating and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Haze@SG sells 2 in-app purchases, starting at $0.99 per month. MyJAS EQMS asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Haze@SG against 5.0 for MyJAS EQMS. That said, the two scores are not equally well evidenced: Haze@SG has 11 ratings behind it against 2, so its average is the more settled of the two.
Haze@SG ships an update every 9 days, MyJAS EQMS monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | Haze@SG | MyJAS EQMS |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (11 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 11 — better | 2 |
| Update frequency | Every 9 days — better | Monthly |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.6 |
| Further details — not scored | ||
| Size | 67 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Hosay Studios | Department of Environment Malaysia |
Customer experience
Haze@SG
MyJAS EQMS
In-app purchases
Haze@SG
- Haze@SG Pro Monthly$0.991 Month
- Haze@SG Pro Yearly$12.991 Year
MyJAS EQMS
No in-app purchases









