10+ similar apps compared and reviewed
Whether you want more options like 雷アラート or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
Get real-time lightning and cloud information for the next hour, with movement visualized on a map. Easily check weather forecasts, precipitation, temperature, and more for your current location and nationwide.
Check weather forecasts, radar images, and lightning strike information for your current location or saved areas. Customize your display with split-screen views for quick access to precipitation, clouds, and satellite imagery. Stay informed about severe weather and plan your day with detailed meteorological data.
Get real-time rain cloud information for the entire country, with forecasts up to 13 hours ahead. Easily check daily weather, precipitation intensity, and severe weather alerts. Access detailed meteorological data and radar imagery for informed planning.
This app helps you monitor heatstroke risk by displaying the Heat Stroke Index (WBGT) based on temperature, humidity, and weather conditions. It provides national and prefectural data, along with the latest heatstroke alerts and a favorites feature.
Get hourly weather forecasts and rain alerts for Japan. This app uses high-resolution radar data to show rain cloud movement and can notify you before it rains at your specified locations.
This app helps you monitor the Heat Stroke Index (WBGT) based on temperature, humidity, and weather conditions. It provides hourly forecasts to aid in heatstroke prevention for outdoor activities and travel.
This app helps prevent heatstroke by checking the Wet Bulb Globe Temperature (WBGT) index. It allows you to set specific locations across Japan and view current and predicted WBGT values in a graph. An upgraded version offers Apple Watch and widget support for quick access.
Receive timely earthquake and urgent earthquake early warning notifications for Japan. View past earthquake history with a detailed database and see real-time P-wave and S-wave predictions. Access the Strong Motion Monitor for visual earthquake data.
