TaifunChecks

10+
Downloads
Content rating
Everyone
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About this app

Taifun Checks is a professional aviation checklist application designed specifically for cockpit use during flight operations. Fully offline, open source, and optimized for pilots.

šŸŽÆ KEY FEATURES

āœˆļø COCKPIT-OPTIMIZED DESIGN
• Large buttons that work with gloves
• Dark theme to reduce eye strain
• High contrast mode for bright sunlight
• Screen stays on during procedures
• One-hand optimized interface

šŸ“± FULLY OFFLINE
• No internet required during flight
• All data stored locally
• No cloud dependencies
• Total privacy: zero tracking, zero telemetry

šŸŽ™ļø BILINGUAL VOICE CONTROL
• Commands in Spanish and English
• Hands-free navigation
• Ideal for critical procedures
• Optimized voice recognition

šŸ“ GPS FLIGHT LOGGING
• Automatic GPS coordinates and altitude logging
• Custom notes on each entry
• CSV export (Excel/Sheets compatible)
• Aerodrome database with ICAO codes
• Automatic engine logging (gliders)
• Integrated log viewer

šŸ“Š REAL-TIME INFORMATION
• GPS altitude (meters or feet)
• Automatic QNH calculation (ICAO formula)
• Local or UTC time in real-time
• Links to weather and charts
• External app launching

āœļø FULL CUSTOMIZATION
• Intuitive visual editor
• Advanced YAML editor
• Multiple checklist manager
• Custom colors per checklist
• 40+ aviation-specific icons
• Import/export checklists
• Quick procedure search

šŸ›©ļø INCLUDED AIRCRAFT
• Taifun 17E (Spanish/English)
• Grob 109B (Spanish/English)
• SF28 (Spanish/English)
• Customizable YAML format for any aircraft

šŸ”’ PRIVACY & SECURITY
• 100% open source (MIT license)
• No data collection
• GPS only for altitude and logging (optional)
• No tracking or behavior analysis
• All permissions are optional

šŸ“– OPEN SOURCE
Fully open source project on GitHub. Review the code, contribute improvements, or adapt the app for your aircraft.
GitHub: github.com/jorgemarmor/FlightChecks

āš ļø IMPORTANT NOTICE
This application is an assistance tool but should never be the sole reference for flight operations. Always follow your aircraft's official manuals.

šŸŒ LANGUAGES
Interface in Spanish and English. Checklists can be in any language.

šŸ“‹ REQUIREMENTS
• Android 7.0 or higher
• Optional permissions: microphone (voice), GPS (altitude), storage (export/import)
• Works fully without permissions

Built by pilots, for pilots. Safe flights!
Updated on
Jan 10, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

- Saving data in Android/media to be accessible by the user
- Distances to ICAO are customizable
- Added options to use external NMEA Bluetooth GPS or vario
- Added compatibility with BlueFlyVario
- Improved GPS accuracy
- Added function to open logs in map
- Improvement to ease step sorting