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E6B Flight Computer: Crabwise
Wind, Crosswind & Fuel for VFR
Volkan Gunay · Navigation
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App info
- Developer
- Volkan Gunay
- Category
- Navigation, Education
- Released
- Sep 28, 2026
- Version
- 1.0.1 (Oct 5, 2026)
- Price
- Free
- Size
- 48.7 MB
- Requires
- iOS 15.0
- Age rating
- 4+
- Languages
- English
In-app purchases
| Crabwise Lifetime | $19.99 |
| Crabwise Yearly | $12.99 |
| Crabwise Monthly | $3.99 |
| Crabwise Weekly | $1.99 |
Current prices, App Store US.
🔒 Price history3 snapshots: when prices changed and new plans appearedGet Pro access
About E6B Flight Computer: Crabwise
Crabwise is an E6B flight computer for iPhone, built for student pilots, private pilots and CFIs who want the answer and the working behind it. WIND TRIANGLE (FREE) • Find heading: enter TAS, true course and the wind to get wind correction angle, true heading and ground speed • Find wind: enter heading, TAS, track made good and ground speed to back out the wind you actually flew in • A live vector diagram shows the air, wind and ground legs of the triangle UNIT CONVERSION (FREE) Nautical miles, statute miles and kilometers; knots, mph and km/h; pounds and kilograms; US gallons and liters; °C and °F; inHg and hPa; feet and meters. Fuel weight for avgas (6.0 lb/US gal) and Jet-A (6.7 lb/US gal). CROSSWIND BEFORE YOU LAND Enter the runway number and the tower or ATIS wind. Crabwise shows the crosswind from the left or right, the headwind or tailwind, and the components in gusts. ALTITUDE…
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