Squall: Wind Gust Logger
Beaufort Scale & Knot Journal
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Feel the wind — log it. Speed, direction, Beaufort force, and your favourite spots, all offline and always on device.
Your personal wind observation journal — every gust recorded, every spot remembered.
Log wind speed in knots, compass direction, time, and conditions notes, and Squall instantly maps each entry to its Beaufort force.
— KEY FEATURES —
• Log unlimited gusts with speed (knots), compass direction (N, NE, E, SE, S, SW, W, NW), timestamp, location label, and free-form notes
• Automatic Beaufort force badge on every entry — from B0 Calm to B12 Hurricane Force, calculated on the spot
• Full offline Beaufort Scale reference covering all 13 forces (0–12), each with its historical name, knot range, plain-English description, and classic visual cue
• Save named wind-watching spots — cliff edges, harbour mouths, hilltop ridges — with a label and common wind directions for each
• Swipe to delete gusts or spots; entries sorted newest-first for instant review
• All data stored privately on device using UserDefaults — no internet, no account, no cloud sync required
Whether you sail, surf, fly a kite, or simply love the weather, Squall gives you a quiet, focused place to record the wind as you feel it.
Download free and start your log today.
— Squall Gust Log PREMIUM —
A Squall Gust Log Premium subscription unlocks the full experience: unlimited gust entries and saved spots, the complete offline Beaufort Scale reference, direction and knot insights per location, and an entirely ad-free, tracking-free app.
Subscription options:
• Weekly — $9.99 / week
• Yearly — $49.99 / year (includes a 3-day free trial)
Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the period. Manage or cancel anytime in your Apple Account settings.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://pnkl26.web.app/privacy-policy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Version 1.0
• Log wind gusts with speed in knots, compass direction, timestamp, location label, and conditions notes
• Automatic Beaufort force indicator (B0–B12) calculated for every entry
• Full Beaufort Scale reference — all 13 forces with name, knot range, description, and visual cue
• Save named wind-watching spots with labels and common wind directions
• Fully offline — no internet connection, account, or subscription required
The developer, Linh Phan Nhat Khanh, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Linh Phan Nhat Khanh
- Size
- 678.9 KB
- Category
- Weather
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Squall Gust Log Weekly $9.99
- Squall Gust Log Yearly $49.99
- Copyright
- © 2026 PNKL