Blue Map vs Thermometer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blue Map
Access global environmental data, including air and water quality, corporate emissions, and ecological information. Participate in environmental protection by reporting pollution, sharing data, and tracking your low-carbon actions. Visualize environmental conditions with interactive maps and receive AI-driven insights and health alerts.
- Real-time environmental quality data
- Corporate emissions and performance tracking
- Public pollution reporting and action
- Interactive environmental maps
- AI-powered data insights
- Personalized health and environmental alerts
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Blue Map: Your Mobile Portal for Environmental Transparency, Oversight, and Participation We aggregate corporate environmental data, emissions, air/water quality, and ecological info to build a platform where everyone can participate in protecting our planet. 【Data at Your Fingertips】 • Environmental Quality: Real-time air quality in 380 cities & water quality from 1,900+ stations. • Corporate Emissions: Track real-time discharges of 9,000+ air/water polluters. • Corporate Performance: Monitor 6.6M+ enterprises with 1.7M+ violation records. • Carbon Data: Access corporate and regional emissions data for low-carbon action. 【Public Participation】 • Micro-Reporting: Submit pollution leads and track progress, driving thousands of industrial firms to respond and reduce emissions. • One-Key Sharing: Instantly share data on social media, @ authorities to drive action. • Fingertip Environmentalism: Report issues, observe waste sorting, join eco-surveys, log low-carbon acts, and check product footprints with "Carbon-EZ-Check." 【Visual & Interactive Maps】 • 48-Hr Minute-Level Maps: Hourly forecasts for air quality, wind, rain, and typhoons. • Multi-Dimensional Maps: View air/water quality, emissions, corporate records, species distribution, and global solar data in layered visuals. 【AI & Health Features】 • AI Insights: Get plain-English explanations of complex environmental data. • Health Care: Receive alerts for masks, ventilation, air quality, pollen, and outdoor exercise, with personalized risk assessments. Blue Map makes the environment visible and turns your actions into a force for change. 【Honors】 The Blue Map App is developed by the Institute of Public & Environmental Affairs (IPE), a Beijing-based non-profit. Since 2006, IPE has built open environmental data platforms to drive corporate green transformation and improve governance. Awards include: • 2012: Goldman Environmental Prize; 3rd China Soft Science Award. • 2014: Selected for Beijing's first "Green Environmental Protection Theme App." • 2016: Public Participation & Innovation Award (IFCE). • 2017: Founding Member & Vice Chair, Green Consumption and Supply Chain Alliance. • 2018: Vice Chair, China Green Supply Chain Alliance. • 2020: Founding Member, Green Finance Committee (MIIT). • Mar 2023: National award for COVID-19 community guideline research. • Jul 2023: Outstanding Partner, "Whole Value Chain Model for Plastic Pollution Governance" (All-China Environment Federation). • Mar 2024: Council Member, All-China Environment Federation (5-year term). • Jul 2024: Partner, "Swift Action" Tech Initiative (Chaoyang District). 【Contact】 • Website: https://www.ipe.org.cn • Weibo: http://weibo.com/u/5042247906 • Tel: 010-67189470 ext. 8001 【Thanks】 To everyone tracking pollution, monitoring haze, and sharing forecasts—thank you!
Thermometer
This app provides real-time ambient temperature and humidity readings, along with daily weather forecasts. It offers a user-friendly interface to check current conditions, humidity levels, and environmental data like wind speed and air pressure. Easily switch between measurement units for a personalized weather experience.
- Temperature estimation
- Temperature and humidity checker
- Weather temperature check
- Hygrometer for humidity
- Ambient weather insights
- 7-day weather forecast
- Multiple measurement units
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Temperature App – your go-to solution for checking ambient temperatures and daily weather forecasts. Transform your device into a versatile weather companion that provides essential insights into your environment. This thermometer & temperature app gives you reliable weather data in a simple and beautiful interface. Whether you want to check today’s temperature or explore detailed forecasts, everything is one tap away. Application Highlights : Temperature Estimation: Monitor temperature trends in your surroundings with our intuitive app, offering reliable estimates to help keep you comfortable throughout the day. Temperature and Humidity Checker: Stay informed about temperature and humidity levels with our comprehensive checker feature, using real-time weather data for both indoor-like and outdoor contexts. Thermometer App : Enjoy the convenience of a thermometer-style interface that displays live temperature estimates, designed for ease and clarity. Weather Temperature Check: Quickly view the current weather temperature at any location, keeping you prepared for whatever the day may bring. Hygrometer for Humidity: Track humidity levels with our built-in hygrometer feature, giving you deeper insights into your surrounding environment. Free and Accessible: Download and use the app at no cost, with access to all essential tools for monitoring local temperature and climate conditions. Ambient Weather Insights: Get updates on wind speed, atmospheric pressure, and other environmental data for a complete overview of weather around you. Location-Based Estimates: Temperature and humidity values adapt to your current location, delivering localized weather insights whenever you need them. User-Friendly Experience: Designed for simplicity and ease of use, the app offers a smooth and intuitive interface for tracking temperature and weather data. Multiple Measurement Units: Switch between Celsius, Fahrenheit, and Kelvin to match your preferred temperature scale. Features: * Sunrise and sunset times * Today's weather conditions * 7-day weather forecast * Humidity level overview * Air quality information * Wind strength * Daily weather checking * Travel planning * Outdoor activities * Temperature monitoring anytime * Thermometer-style temperature display Note: This app provides temperature and humidity estimates based on external weather data and device conditions. It does not measure ambient temperature directly. Take control of your environment with the Temperature App – a smart, user-friendly solution for weather awareness. Download now and enjoy seamless tracking that goes beyond the basics.
Screenshots
Verdict
The clearest difference is review sentiment: Blue Map at 71% against Thermometer's 2%. Blue Map also leads on rating (5.0 vs 3.4) and update cadence (every 2 weeks vs every 7 months). Thermometer's advantage is ratings volume (151 vs 2). On price, ads, in-app purchases and monetization model 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.
Blue Map holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: Thermometer has 151 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 71% of Blue Map's written reviews are positive against 2% of Thermometer's.
Blue Map ships an update every 2 weeks, Thermometer every 7 months. The most recent releases landed on September 27, 2026 and September 29, 2026 respectively.
| Parameter | Blue Map | Thermometer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.4 (151 ratings) |
| Positive reviews | 71.2% of reviews — better | 1.6% of reviews |
| Number of ratings | 2 | 151 — better |
| Update frequency | Every 2 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15 — better | 16.0 |
| Further details — not scored | ||
| Size | 127 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | 北京市朝阳区公众环境研究中心 | yasser gourja |
Customer experience
Blue Map
Thermometer
Bugs and requests
Blue Map
Not enough reviews yet to summarise bugs or requests.
Thermometer
Requested features
4 requests- Indoor temperature measurement
- Ability to switch locations
- Language options (e.g., German)
- Indoor temperature readings
In-app purchases
Blue Map
No in-app purchases
Thermometer
No in-app purchases
Questions
Is Blue Map free?
Is Thermometer free?
Which has better reviews, Blue Map or Thermometer?
Do Blue Map or Thermometer have ads?
Which is updated more often, Blue Map or Thermometer?
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