Heat Index Calculator - HeatSa
3JStudio
Essential for site managers! 'Heat Index Calculator - HeatSafe' is a professional safety tool designed to prevent heat-related illness for outdoor workers at construction sites, logistics centers, and farms.
📍 Auto-fetch real-time weather. Instant heat index calculation, compliant rest timers, and PDF logs.
Key Features:
1️⃣ Accurate Calculations: Calculates risk levels (Caution, Extreme Caution, Danger, Extreme Danger) based on OSHA and ISO 7243 standards.
2️⃣ Evidence Collection: Save up to 3 photos of the actual site temperature and safety measures to protect your work history.
3️⃣ Silent Smart Rest Timer: Launch active rest timers matching OSHA recommendation levels to manage break times effectively.
4️⃣ PDF Reporting: Compile logged history and photos into clean, shareable PDF safety reports instantly.
[Source of Government Information & Disclaimer]
1. HeatSafe is a privately developed safety tool utilizing public data and guidelines. It is NOT an official app representing any government agency.
2. Official Source Links:
- KMA Heat Index Guide: https://data.kma.go.kr/climate/windChill/selectWindChillChart.do
- MOEL Heat Safety Guide: https://www.moel.go.kr
- NWS Heat Index: https://www.weather.gov/safety/heat-index
- OSHA Heat Safety: https://www.osha.gov/heat-exposure
- Japan WBGT Information: https://www.wbgt.env.go.jp
- ISO 7243 (WBGT) Standard: https://www.iso.org/standard/62187.html
- Weather Data: OpenWeatherMap (https://openweathermap.org)
3. Provided data is for safety reference only and holds no legal authority. Always follow official weather warning guidelines.
📍 Auto-fetch real-time weather. Instant heat index calculation, compliant rest timers, and PDF logs.
Key Features:
1️⃣ Accurate Calculations: Calculates risk levels (Caution, Extreme Caution, Danger, Extreme Danger) based on OSHA and ISO 7243 standards.
2️⃣ Evidence Collection: Save up to 3 photos of the actual site temperature and safety measures to protect your work history.
3️⃣ Silent Smart Rest Timer: Launch active rest timers matching OSHA recommendation levels to manage break times effectively.
4️⃣ PDF Reporting: Compile logged history and photos into clean, shareable PDF safety reports instantly.
[Source of Government Information & Disclaimer]
1. HeatSafe is a privately developed safety tool utilizing public data and guidelines. It is NOT an official app representing any government agency.
2. Official Source Links:
- KMA Heat Index Guide: https://data.kma.go.kr/climate/windChill/selectWindChillChart.do
- MOEL Heat Safety Guide: https://www.moel.go.kr
- NWS Heat Index: https://www.weather.gov/safety/heat-index
- OSHA Heat Safety: https://www.osha.gov/heat-exposure
- Japan WBGT Information: https://www.wbgt.env.go.jp
- ISO 7243 (WBGT) Standard: https://www.iso.org/standard/62187.html
- Weather Data: OpenWeatherMap (https://openweathermap.org)
3. Provided data is for safety reference only and holds no legal authority. Always follow official weather warning guidelines.
Developer email
yungjoong.song@gmail.com
Developer website
https://apt-jubjub.web.app/Released
May 15, 2026
Current version
2.0.4
Android version
7.0
Screenshots
