Comparison

GoFly vs E6B Flight Computer + W&B

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

Head to head
About

GoFly

This aviation calculator provides fast, accurate flight planning tools with a user-friendly interface. It offers detailed breakdowns of calculations, live wind triangle analysis, and METAR decoding. The app works offline and prioritizes user privacy with no accounts or ads.

Highlights
  • Live Wind Triangle
  • Detailed Calculation Breakdown
  • METAR Decoder
  • Weight & Balance Calculator
  • Offline Functionality
  • Unit Conversions
Features
Read full description

Fast, accurate, and built to feel good in your hands. No more spinning a plastic wheel and hoping. Type your numbers, get a precise answer, and tap once to see exactly how it got there. Every mode is dialed in and easy to use, whether you're planning a cross-country or just checking a crosswind before you taxi. Live Wind Triangle - A cockpit-style instrument that redraws heading, track, and wind as you type - View the crab angle, not just the number for it Show the Work - Every result opens up into the formula and the values you plugged in - Expand it when you want to understand it, collapse it when you don't Core E6B Tools - True airspeed and density altitude - Time, speed, distance - Fuel and endurance - Crosswind components - Unit conversions METAR Decoder - Pull any airport's live report from the NOAA Aviation Weather Center - Read it in plain language, line by line Weight & Balance - Load your aircraft and see gross weight and CG on the envelope - Save airplanes as presets so you're not re-entering them The Small Stuff - A keypad with the units right on each field, so knots never get mixed up with mph - Works offline. Every calculation runs on your phone. Only live METARs need a signal. - No accounts, no analytics, no ads, nothing collected. Your numbers stay on your phone. *Subscription or purchase required for certain modes and features* https://goflycalculator.app/privacy/ https://goflycalculator.app/terms/

About

E6B Flight Computer + W&B

Features
Read full description

E6B combines a flight computer with aircraft weight and balance tools for training and flight planning. FIND YOUR CALCULATOR Search by calculator name, category or input such as TAS. Tap the star beside a calculator to keep it in Favorites. FREE CALCULATORS • Time, speed and distance • Fuel required for a leg, including reserve • Unit conversions for distance, speed, pressure, temperature and fuel weight PRO — ONE-TIME PURCHASE • Weight and balance with saved aircraft profiles, editable stations, a center-of-gravity envelope, takeoff and landing loads, and PDF export • Pressure, density and cold-corrected altitude • Calibrated and true airspeed, equivalent airspeed, Mach and speed of sound • Wind triangle, unknown wind, crosswind and headwind, heading corrections and off-course correction • Endurance, range, descent, climb, glide, holding entry, turn rate and radius • Performance interpolation, cloud base and freezing level BUILT FOR CLEAR INPUT Enter decimals and negative values with the dedicated calculation keypad. Choose units such as hPa, inHg, feet, metres, kilograms, pounds, litres and gallons. Units appear beside values, and shared inputs carry between relevant calculators. On a wide iPad screen, view results beside the input fields and keypad. Your current input stays intact when the layout changes. Result cards explain the calculation and show its source. Calculations work offline. Purchasing and restoring Pro require a store connection. There are no advertisements or subscriptions. One purchase unlocks the Pro calculators. This app is a training and planning aid. Check your aircraft's POH/AFM and official sources before making flight decisions.

Screenshots

GoFly4 screens
E6B Flight Computer + W&B4 screens

Verdict

The call

The clearest difference is update cadence: GoFly at weekly against E6B Flight Computer + W&B's every 6 weeks. E6B Flight Computer + W&B's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support 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

Both are free to download. GoFly sells 3 in-app purchases, starting at $4.99 per month and E6B Flight Computer + W&B sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

GoFly ships an update weekly, E6B Flight Computer + W&B every 6 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
GoFly versus E6B Flight Computer + W&B: the parameters behind the verdict, then further details
ParameterGoFlyE6B Flight Computer + W&B
PriceFreeFree
Rating4.5 (15 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings15 — better—
Update frequencyWeekly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size22 MB42 MB
Age rating4+4+
DeveloperTrevor WelshGun woo Kim

In-app purchases

3 purchases

GoFly

Subscriptions2
  • GoFly Monthly$4.991 Month
  • GoFly Yearly7 Days trial$29.991 Year
One-time1
  • GoFly Lifetime$59.99
1 purchases

E6B Flight Computer + W&B

One-time1
  • E6B Pro$7.99

Questions

Is GoFly free?
GoFly is free to download, with in-app purchases available.
Is E6B Flight Computer + W&B free?
E6B Flight Computer + W&B is free to download, with in-app purchases available.
Do GoFly or E6B Flight Computer + W&B have ads?
Neither GoFly nor E6B Flight Computer + W&B shows ads.
Which is updated more often, GoFly or E6B Flight Computer + W&B?
GoFly ships an update weekly, and E6B Flight Computer + W&B every 6 weeks. Most recently, GoFly was updated on October 25, 2026 and E6B Flight Computer + W&B on October 24, 2026.

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