Designed to be quick, efficient, and accurate, Flight9 E6B groups all important calculations together to make your flight planning seamless. Flight9 E6B is a useful aviation calculator for both student and private pilots.

Available through a one-time purchase, or an affordable subscription, you get full access to all 46 aviation functions:

E6B

- Pressure and density altitudes
- True Airspeed, calibrated airspeed, and mach number
- Wind correction angle
- True heading and compass heading
- Crosswind, headwind, and tailwind
- Ground speed and flight time
- Fuel burn
- Cloud base, cloud temperature, and freezing point / altitude


Ascent and descent planner

Calculate:

- Required vertical speed
- Slope
- Distance to top of climb / from top of descent
- Time to climb or descend

Fuel Calculator

- Convert between imperial and metric units of volume and weight for Avgas and Jet-A:
Gallons ↔ Liters ↔ Pounds ↔ Kilograms

- Calculate the total endurance given the useable fuel and fuel burn rate.
- Calculate total fuel burnt for flight-time

Weight & Balance

- Quickly and accurately calculate aircraft's CG at ramp, takeoff, landing, and zero-fuel situation

Interpolate

- Interpolate up to three columns of performance data tables

Convert

-14 conversions between imperial and metric units:

- Feet ↔ Meters
- Inches of mercury ↔ Millibars
- Nautical miles ↔ Statute miles ↔ Kilometers
- Fahrenheit ↔ Celsius ↔ Kelvins
- Gallons ↔ Liters
- Pounds ↔ Kilograms


Time Calculator

- Add (or subtract) time in HH:MM:SS formats.
- Convert time between HH:MM:SS and decimal hours, minutes, and seconds.


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