Nebulo vs ASEAN Air
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nebulo
This app provides real-time air quality information based on the nearest weather station. It uses US EPA AQI Standards for reliable data, covering regions like Singapore, Malaysia, Thailand, and Hong Kong.
- Real-time air quality data
- Nearest weather station reports
- US EPA AQI Standards
- Support for Singapore, Malaysia, Thailand, Hong Kong
- Beautiful, minimalist interface
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Nebulo is a beautiful way to know the air that's choking you without choking your eyes. Now with support for Singapore, Malaysia, Thailand and Hong Kong, you can know the air around you based on the nearest weather station. Just open the app, and let it do it's magic! All of our data conforms to the US EPA AQI Standards, so you can rest assure we're giving you the best and most reliable data when you need it.
ASEAN Air
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ASEAN Air quality report with 1hr PM2.5(fine particulate matter), 24Hr PM2.5, 24Hr particulate matter (PM10), sulphur dioxide (SO2), nitrogen dioxide (NO2), ozone (O3), and carbon monoxide (CO). Supported countries including Brunei, Indonesia, Malaysia, Singapore, Thailand and Vietnam. Features: - App Widgets - Bookmarked Station - NOTIFICATION service hourly on unhealthy air quality. - Haze map with wind direction, hotspots location and haze coverage (Map update on evening everyday) - Hotspot Count Chart and Report - Crowdsource air quality report - check out nearby air quality reported by app users. - Crowdsource photo - photo uploaded by app users with air quality camera filter.
Screenshots
Verdict
The clearest difference is ads: Nebulo at none against ASEAN Air's shown. On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Nebulo ships an update every 4 weeks, ASEAN Air every 3 weeks. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | Nebulo | ASEAN Air |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 weeks | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Undertide LLP | Sim Ruenn Kang |
In-app purchases
Nebulo
No in-app purchases
ASEAN Air
No in-app purchases
