About
Measure the distance to a thunderstorm by timing the interval between lightning and thunder. View your storm history to track its movement and toggle between metric and imperial units.
What's New in Thunderstorm Calculator
1.1.3
July 7, 2026
- bug fix
Charts
Developer apps
FAQ
How does Thunderstorm Calculator work?
Thunderstorm Calculator measures the time between seeing lightning and hearing thunder. It then uses the speed of sound to calculate the storm's distance, as light travels much faster than sound.
What devices does Thunderstorm Calculator support?
Thunderstorm Calculator is available on Apple Watch, iPhone, iPad, and iPod. The Apple Watch version offers core features like distance calculation and history.
Can I switch between units in Thunderstorm Calculator?
Yes, you can easily toggle between metric and imperial units for distance measurement by tapping the displayed distance within the app.
Does Thunderstorm Calculator have ads?
No, Thunderstorm Calculator is ad-free. You can use its features without any interruptions from advertisements.
What is the price of Thunderstorm Calculator?
Thunderstorm Calculator costs $0.99. This is a one-time purchase for the application.
How often is Thunderstorm Calculator updated?
The latest version, 1.1.2, was released on March 19, 2023. The app was initially released on August 30, 2010, indicating a history of updates.
What is the age rating for Thunderstorm Calculator?
Thunderstorm Calculator has an age rating of 4+. This indicates it is suitable for children and adults.
What do users think of Thunderstorm Calculator?
Based on the available data, Thunderstorm Calculator has a rating of 3.0 stars from 3 ratings. This suggests a mixed reception from its user base.
