Comparison

AeroAltitude vs E6B Flight Computer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AeroAltitude

This app calculates pressure and density altitudes using GPS, barometer, and airport METAR data. It offers manual input options and displays airport information, including charts on larger screens. A watch app and customizable units enhance its usability for pilots.

Highlights
  • Pressure and density altitude calculation
  • GPS and barometer integration
  • METAR data display
  • Airport database search
  • Watch app support
  • Customizable units
  • Data sharing
Features
Read full description

AeroAltitude calculates pressure altitude (PA) and density altitude (DA) either from user data inputs or automatically by using built-in GPS, built-in barometer*, and METAR** of airports. Overview of features: - PA/DA/QNH calculation for current position using GPS and barometer (enter temperature manually) - PA/DA calculation based on user inputs for altitude, QNH, and temperature - PA/DA calculation of any airports from the built-in airport database. Including METAR display and chart of DA (on 4'' screens and higher) - List of user defined airports showing PA/DA calculation - List of nearby airports showing PA/DA calculation - Includes watch app to display DA at current position, user, and nearby airports - User definable warning threshold factor - Sharing data via mail, message, etc. - All units are customizable - Pre iOS 14 today widget with PA/DA for maximum five nearby airports (not available in iOS 18 or later) AeroAltitude uses the freely available Aviation Digital Data Service from US NOAA to get METAR data and can not be guaranteed. Internet connection required

About

E6B Flight Computer

Features
Read full description

The flight computer and the weather decoder in one app, paid for once. Foxtro is the E6B every student and private pilot does on the ramp and at the kitchen table, without the slide rule and without a subscription. Type in what you know and read what you need, offline, on iPhone and iPad. LIVE METAR AND TAF, DECODED • Search any airport in the world by ICAO, IATA or name, even without a connection • VFR, MVFR, IFR and LIFR at a glance, with wind, visibility, ceiling, temperature, altimeter and density altitude on one card • Every group of the raw report translated to plain English • The TAF on a timeline: each period in its own category colour, with a line where now is • Paste any raw METAR or TAF from anywhere and decode it offline • Favourite airports, cached for the ramp RUNWAY WINDS • The headwind and crosswind on every runway, worked out from the live report against each runway's true heading • The favoured runway, the gust and the worst case across a variable wind • The wind in magnetic too, the way the tower reads it PERSONAL MINIMUMS Set your own ceiling, visibility, wind and crosswind limits, or the ones in your solo endorsement, and every airport is checked against them: within or outside, and exactly why. E6B FLIGHT COMPUTER • The wind triangle: heading, ground speed and wind correction angle from course, TAS and the winds aloft, drawn as you type • Find the wind from what you actually flew • True airspeed from calibrated airspeed, pressure altitude and temperature • Pressure altitude and density altitude • Time, speed and distance, any one from the other two • Fuel burn, endurance and range • Runway headwind and crosswind components • Estimated cloud base from temperature and dew point • Conversions: knots, mph and km/h; nautical and statute miles; feet and metres; gallons, litres and pounds; inHg and hPa; °C and °F WEIGHT AND BALANCE Set up your aircraft from its own POH once — empty weight and arm, seats, baggage, fuel and the CG envelope — then load it for each flight and see the takeoff and landing points on the envelope. NIGHT AND DAY A dark cockpit look for before dawn and after dusk, and a Day mode that stays readable in full sun. PAY ONCE The calculators, the decoder and the runway winds are free. One purchase unlocks weight and balance, personal minimums, the TAF timeline and unlimited favourite airports with offline caching. No subscription, no ads, no account. Weather comes from the US National Weather Service's Aviation Weather Center; runway data from OurAirports. Foxtro is a planning aid, not a certified navigation or briefing source; always confirm with an official briefing before flight. Privacy policy: https://foxtro.vadapalas-zigmas.workers.dev/privacy Terms of use: https://foxtro.vadapalas-zigmas.workers.dev/terms

Screenshots

AeroAltitude3 screens
E6B Flight Computer4 screens

Verdict

The call

The clearest difference is price: E6B Flight Computer at Free against AeroAltitude's $2.29. E6B Flight Computer also leads on update cadence (every 9 days vs every 2 months). AeroAltitude's advantage is in-app purchases (none vs 1) and device support (4 vs 2). On ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

E6B Flight Computer is free to download; AeroAltitude costs $2.29 up front. E6B Flight Computer sells 1 one-off in-app purchase. AeroAltitude asks for nothing beyond the download.

UpkeepUpdate frequency

AeroAltitude ships an update every 2 months, E6B Flight Computer every 9 days. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
AeroAltitude versus E6B Flight Computer: the parameters behind the verdict, then further details
ParameterAeroAltitudeE6B Flight Computer
Price$2.29Free — better
Rating4.8 (5 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 2 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size12 MB5 MB
Age rating4+4+
DeveloperLakehorn AGZigmas Vadapalas

In-app purchases

None

AeroAltitude

No in-app purchases

1 purchases

E6B Flight Computer

One-time1
  • Foxtro Pro$9.99

Questions

Is AeroAltitude free?
AeroAltitude costs $2.29, with no in-app purchases.
Is E6B Flight Computer free?
E6B Flight Computer is free to download, with in-app purchases available.
Do AeroAltitude or E6B Flight Computer have ads?
Neither AeroAltitude nor E6B Flight Computer shows ads.
Which is updated more often, AeroAltitude or E6B Flight Computer?
AeroAltitude ships an update every 2 months, and E6B Flight Computer every 9 days. Most recently, AeroAltitude was updated on October 8, 2026 and E6B Flight Computer on October 14, 2026.

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