This app transforms your phone into a weather sensor to measure local visibility for safe and legal flights. Simply point your camera at the horizon and capture a photo to get an accurate visibility metric, usable even without cell service.
1.3.0
June 25, 2026
We continue to tweak the tool to provide the most accurate and efficient feedback to the user. We've updated the language to ensure that users know both the tool's reading and the quality of the reading for any given picture.
MoreThank you for alerting us to this issue. Our app is an effective technology and we would like to assist you in getting it to work on your device. Can you please provide additional information such as model of iPhone/iPad and iOS version? Please don't hesitate to reach out to us directly using the Contact Us form at lowaltitudeweathernetwork.com
Visibility Tool uses your phone's camera to capture an image of the horizon. The software then analyzes this image to provide a visibility metric, ranging from 1 to 10+ miles.
Yes, Visibility Tool is designed to work offline. The software is downloaded directly to your device and does not require cell service, making it ideal for use in remote areas or at altitude.
Visibility Tool is available for iPhone, iPad, and iPod devices. It is designed to be a convenient tool for a wide range of Apple mobile users.
The app provides an accurate visibility metric for safe and legal flight operations. It is designed to help users comply with regulations like FAA part 107.51 for drone operations and FAR 14 CFR section 91.155 for VFR flights.
Visibility Tool is a paid application priced at $9.99. This one-time purchase provides access to all its features for measuring flight visibility.
The latest version of Visibility Tool is 1.2.12, last updated on March 27, 2026. Updates typically include improvements to accuracy, performance, and compatibility with new device operating systems.
No, Visibility Tool does not contain advertisements. As a paid application, it offers an uninterrupted user experience focused on providing essential weather data.
Primary use cases include ensuring regulatory compliance for UAS and drone operations, preflight checks for general aviation, and assessing conditions for first responder and Medevac flights. It also has applications in ground transportation and maritime operations.