Comparison

One Mekong vs AirGradient Map

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

One Mekong

Features
Read full description

The MRC One Mekong Mobile App is developed to support the information sharing of MRC Core River Monitoring Network (CRMN) Functions. These include Water Quality Monitoring, Hydrology Monitoring, Sediment Monitoring, Environmental Health Monitoring, Fisheries Monitoring, Climate and Precipitation Monitoring, Hydropower operation, and Flood and Drought Monitoring and Forecasting. The primary objectives of the MRC mobile app are to: i) Send push notifications and alerts for flood, drought, weather and disaster warnings, ii) Improve the reporting and sharing of MRC's river monitoring functions with a user-friendly interface, iii) Present an interactive map with customizable layers to effectively correlate remote sensing and ground data, iv) integrate AI technology for autogenerated weather reports and impact simulations, v) Enable users to view live CCTV from various monitoring stations, vi) Introduce iReport features for a community-based early warning system, allowing users to share flood, drought, and livelihood incidents with photos, locations, and comments,

About

AirGradient Map

Get real-time, accurate air quality data with a live map, personalized alerts, and science-based guidance. Plan your day, reduce exposure, and protect your health with actionable insights.

Highlights
  • Live AQI and PM2.5 map
  • Personalized air quality alerts
  • Global coverage
  • Science-based guidance
  • Home and Lock Screen widgets
  • Offline-aware status
Features
Read full description

Accurate, actionable air quality in real time. Know your local AQI and PM2.5 with clear steps to plan your day and reduce exposure. What you get: - Live map with AQI and PM2.5 for places you care about - Alerts when air quality changes at your saved locations - Global coverage in nearly all countries - Simple, science-based guidance on what to do next - Home and Lock Screen widgets for glanceable AQI - Offline-aware status for uninterrupted awareness - Tips and guidance in the in-app Blog - Localized experience in English, Arabic, Chinese (Simplified), French, German, Hindi, Indonesian, Khmer, Lao, Spanish, Thai, and Vietnamese Make better decisions every day: - Reduce exposure during smoke or smog events - Time workouts and outdoor plans with confidence - Protect kids, elders, and sensitive groups - Travel confidently with saved places and alerts Data you can trust: - Shows air quality from trusted reference stations and AirGradient monitors worldwide - Built on established air quality standards with transparent, science-informed methods Built by AirGradient: - Created by AirGradient, a social-impact business with a strong scientific background - The team behind open-source air quality monitors used by schools, researchers, and communities globally - Our mission: raise awareness of the dangers of air pollution and empower action - We work with small grassroots organizations and major international organizations like UNICEF and UNDP, and with leading universities such as the University of Cambridge Community and impact: - Featuring communities from around the world, fighting air pollution together - Read real stories, learn what works, and take action locally - Join a global movement to improve the air we all share Design and performance: - Optimized for iOS 26 with a liquid glass UI - Smooth interactions, refined haptics, and fast updates - Thoughtful accessibility support for larger text and VoiceOver Privacy and control: - Location is optional - search and save places manually if you prefer - Clear settings and easy controls to manage alerts and data Quick definitions: - AQI: Air Quality Index, a simple scale for overall air quality - PM2.5: Fine particles (≤2.5µm) that can affect heart and lung health Get the air quality that matters to you - accurate, timely, and easy to act on. Disclaimer: This app provides informational guidance only and is not a medical device or medical advice.

Screenshots

One Mekong4 screens
AirGradient Map4 screens

Verdict

The call

The clearest difference is update cadence: One Mekong at fortnightly against AirGradient Map's every 2 months. One Mekong also leads on iOS requirement (15.0 vs 18.0). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

One Mekong ships an update fortnightly, AirGradient Map every 2 months. The most recent releases landed on September 11, 2026 and September 24, 2026 respectively.

Scorecard2 real differences · 8 level
One Mekong versus AirGradient Map: the parameters behind the verdict, then further details
ParameterOne MekongAirGradient Map
PriceFreeFree
Rating—5.0 (11 ratings) — better
Positive reviews—85.7% of reviews
Number of ratings—11 — better
Update frequencyFortnightly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size180 MB35 MB
Age rating4+12+
DeveloperThanawat WetchapanAirGradient Ltd.

In-app purchases

None

One Mekong

No in-app purchases

None

AirGradient Map

No in-app purchases

Questions

Is One Mekong free?
One Mekong is free to download, with no in-app purchases.
Is AirGradient Map free?
AirGradient Map is free to download, with no in-app purchases.
Do One Mekong or AirGradient Map have ads?
Neither One Mekong nor AirGradient Map shows ads.
Which is updated more often, One Mekong or AirGradient Map?
One Mekong ships an update fortnightly, and AirGradient Map every 2 months. Most recently, One Mekong was updated on September 11, 2026 and AirGradient Map on September 24, 2026.

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