Comparison

FlyBy E6B vs FltPlan Go for iPhone

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

Head to head
About

FlyBy E6B

This aviation tool provides pilots with over 70 essential flight calculations, including airspeed, wind, navigation, and altitude computations. It offers advanced features for both aspiring and experienced aviators, with a long history of user feedback and development.

Highlights
  • Airspeed calculations
  • Wind direction and speed
  • Heading and ground speed
  • Time-speed-distance calculations
  • Altitude calculations
  • Vertical navigation
  • Navigation calculations
  • Unit conversions
Features
Read full description

FlyBy E6B is an essential application for all pilots. Designed by a professional airline pilot it includes many features not found in the "other" E6B programs. If you are considering a career in aviation FlyBy E6B has functions that you can use in every aircraft you will fly. FlyBy E6B was one of the very first applications of its kind published for the Palm Pilot. Used by thousands of pilots the world over, it has evolved from the suggestions and feedback we have received. Please visit our web site for more detail and screen shots. FlyBy E6B Features (70+): Airspeed Calculations: - True Airspeed using Calibrated Airspeed - True Airspeed using Mach# - Calibrated Airspeed using TAS - IAS Using MACH# - Equivalent Airspeed using CAS - Mach# Using TAS - Mach Crossover Altitude - Planned MACH# - Planned TAS - Vref CAS Wind Calculation: - Find Wind Direction and Speed - Find Wind Component (headwind and crosswind) Heading and Ground Speed: - Find Heading, Ground Speed, ETE and Fuel Burned Time-Speed-Distance: - Find Estimated Time Enroute - Find Ground Speed - Find Distance - Find Fuel Time - Find Fuel Flow - Find Fuel Burned - Find Estimated Time of Arrival - Journey Log Time - Time Adder - Fixed GroundSpeed (Find a True Airspeed given a track, wind and required groundspeed) - Crew Rest Altitude Calculations: - Density Altitude - Pressure Altitude - True Altitude - Cold Temperature Altitude Correction - China RVSM Airspace - Device Altitude (If device has pressure sensor) Vertical Navigation Calculations: - Distance and Time using Altitude Change, Ground Speed, Vertical Speed - Rate of Descent using Altitude Change, Ground Speed, Distance - Rate of Descent using Altitude Change, Ground Speed, Descent Angle - Feet/Nm using Vertical Speed, Ground Speed - Feet/Nm (%) using Gradient %, Ground Speed - Rate of Climb using Required Climb Gradient and Ground Speed - SCDA (Constant Descent Angle) - VDP (Visual Descent Point) - VPA Deviation (Vertical Path Angle Deviation) Navigation Calculations: - Critical Point - Equal Time Point - Point of No Return - Time to Minimum Descent Altitude - Track and Distance between two points with map plotting of the great circle track. Map plotting includes movable pin locations with instant trip information: Distance, Track and time enroute. - Map GPS mode. Displays device Speed, True Course, Altitude, Distance Remaining, Track to Destination, cross track error, estimated time remaining and estimated time of arrival. - Map closest airport feature will display airports close to your current GPS location or a dropped pin location. - Fix. Calculate a map point based on a Fix, Radial and Distance. - Rate One Turn - Radius of Turn - Turning Stall Speed - DME Arc distance and time - VOR Nav Conversions: - Distance: Nautical Miles/ Knots Statute Miles/ Mph Kilometers/ Kph Feet Meters Meters/Second Feet/Second Feet/Minute - Volume: US Gallons Imperial Gallons Liters - Temperature: Celsius Fahrenheit Kelvin - Weight: Pounds Kilograms - Altimeter: Inches Hg Millibars/Hectopascals mmHg - Fuel, Temperature Corrected, JetA, JetB, AvGas: US Gallons Imperial Gallons Liters Pounds Kilograms - QFE/QNH airfield altitude conversion - DMS/DM.m/DM.m and D.d coordinate conversion - VNAV Gradient% Feet per NM Angle Weather: - Relative Humidity, Heat Index, Cumulus cloud base, Wind Chill - NOAA METAR/TAF and D-ATIS access - ISA Temperature Deviation Other Functions: - Linear Interpolation - Minimum Floor Load Limit (Cargo) - Maximum Cargo Weight - Runway Slope - PAX Weight - C.G. Change - Weight to Shift - Distance to Shift - Sunrise/Sunset: Civil Day/Night, Azimuth, Apex, Elevation, for any location and time/date. Includes a unique sunset ETA function that calculates your current flights sunset time.

About

FltPlan Go for iPhone

This app serves as a mobile companion for flight planning services, syncing flight plans, navigation logs, and aircraft profiles for offline and in-flight use. It offers powerful routing, weather, and mapping features, including geo-referenced approach plates and airport diagrams.

Highlights
  • Sync flight plans and NavLogs for offline use
  • Interactive flight plan editing on map
  • Airport and FBO information with fuel prices
  • Geo-referenced approach plates and airport diagrams
  • Real-time weather (METARs, TAFs, PIREPs)
  • Moving maps with sectional and enroute charts
  • Weight & Balance and eLogbook integration
Features
Read full description

FltPlan Go is the essential companion to FltPlan.com. Because FltPlan Go is integrated with FltPlan.com, flight plans and NavLogs are automatically synced to your device along with Weight & Balance profiles, eLogbook profiles, and Checklists for offline and in-flight use. • Create and file your flight plan on FltPlan.com, and it will sync to FltPlan Go to allow you to responsively edit the flight plan on the map • NavLogs are automatically synced and downloaded for offline use • Create and file your flight plan on FltPlan Go to sync to FltPlan.com FltPlan Go delivers powerful routing, weather, mapping features, and comprehensive aviation information including: AIRPORTS: • Airport & FBO Information including current fuel prices • Geo-Referenced approach plates & airport diagrams (U.S & Canada) • Weather, including METARs, TAFs, PIREPs, & MOS • NOTAMs & Remarks MAPS: • Sync FltPlan.com flight plans and interactively edit on the map • File a flight plan from within FltPlan Go • Moving maps with sectionals, enroute charts, & more • Overlay approach plates & procedures on the map • Layers including SUAs, TFRs, State Outline, Airports, Fuel Prices, CAP Grid, Stadiums, and Customs • Display METARs, Winds, SIGMETs, and animated Weather on the map • Display MOS weather forecasts (up to 4 days out) on the map • Breadcrumbs with enhanced playback & option to open in Google Earth • Display Search & Rescue patterns • Course Deviation Indicator (CDI) • Create or import Custom Waypoints in KML or CSV format • Overlay in-flight ADS-B traffic & weather or XM Weather* NAVLOGS: • NavLogs automatically sync and download for offline use • Email or print NavLogs from within FltPlan Go ADDITIONAL FEATURES: • Weight & Balance - create computations with the option to email • eLogbook - create logbook entries to sync to our eLogbook program • Checklists - synced from FltPlan.com for your specific aircraft • Binders - create flight specific binders with documents or procedures, airports, NavLogs, weather briefs, & more • Weather - search airport or route weather • Tracking - view live tracking • PDCs • Cloud Tops • Aviation Calculators • Access to FltPlan.com EXTERNAL: AVIONICS • Garmin • Dynon SkyView • Advanced Flight Systems • Avidyne IFD Series • DAC International GDC64 ADS-B • Garmin • Stratus 3 • Dual XGPS 170/190 • Dynon D2 • FreeFlight • Pathfinder • iLevil SW • L-3 Lynx • SkyGuard • Stratux • FlightBox • pingBuddy • Clarity • Custom Unit GPS • Garmin GDL 51 & GLO • Dual XGPS 150 • Bad Elf APP-TO-APP • Garmin Pilot • Satcom Direct • Jeppesen Mobile FD 2.7 SIMULATORS • X-Plane Simulator • FSX & Prepar3D *Subscription/Unit Required *Continued use of GPS running in the background can dramatically decrease battery life. FltPlan has grown into the largest flight planning company in North America. FltPlan covers the U.S., Canada, Mexico, Central America, the Caribbean, Panama, and parts of Venezuela and Columbia. FltPlan’s 165,000-plus active, registered users file more than 55% of all N#-registered flight plans. FltPlan Go is a part of FltPlan's comprehensive system that includes free, web-based flight planning and filing and a full range of premium services. FltPlan has more than 18 years of general aviation experience, giving pilots access to the best support team in the business. 24/7 FltPlan Go support is available at Tech@FltPlan.com

Screenshots

FlyBy E6B4 screens
FltPlan Go for iPhone1 screens

Verdict

The call

The clearest difference is price: FltPlan Go for iPhone at Free against FlyBy E6B's $9.99. FltPlan Go for iPhone also leads on ratings volume (145 vs 17) and iOS requirement (12.0 vs 16.6). FlyBy E6B's advantage is rating (4.7 vs 4.0) and review sentiment (95% vs 61%). On update cadence, 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

FltPlan Go for iPhone is free to download; FlyBy E6B costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

FlyBy E6B holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: FltPlan Go for iPhone has 145 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 95% of FlyBy E6B's written reviews are positive against 61% of FltPlan Go for iPhone's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 26, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
FlyBy E6B versus FltPlan Go for iPhone: the parameters behind the verdict, then further details
ParameterFlyBy E6BFltPlan Go for iPhone
Price$9.99Free — better
Rating4.7 (17 ratings) — better4.0 (145 ratings)
Positive reviews94.6% of reviews — better60.5% of reviews
Number of ratings17145 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.612.0 — better
Further details — not scored
Size33 MB180 MB
Age rating4+4+
DeveloperLonnie GanzFltPlan.com (Flight Plan LLC)

Customer experience

FlyBy E6B

All ratings17 ratings
Positive94.1%
Neutral5.9%
Negative0.0%
Written reviews93 reviews
Positive94.6%
Neutral3.2%
Negative2.2%

FltPlan Go for iPhone

All ratings145 ratings
Positive73.1%
Neutral10.3%
Negative16.6%
Written reviews76 reviews
Positive60.5%
Neutral15.8%
Negative23.7%

Bugs and requests

FlyBy E6B

Not enough reviews yet to summarise bugs or requests.

FltPlan Go for iPhone

Reported bugs

41 issues
  • App crashes after recent update
  • Safety features are broken
  • No updates for over 10 months
  • App started to crash
  • App crashes a lot on iPad Pro
Show 36 more
  • Outdated weather data
  • Logbook refresh issues
  • Laggy and cumbersome interface
  • Random 'no GPS' and 'internet connectivity issues' popups
  • App randomly resets interface
  • Unable to edit tokens on map section
  • Failed to download database error
  • Have to log in every time app is opened
  • Some airports missing CFS pages
  • App is a replica of the website
  • Pre-loads random sample flight plan
  • Extended runway centerlines don't show runway numbers
  • Loading icon doesn't go away
  • Buttons on iPhone X are difficult to tap
  • Gray bar by notch area on iPhone X
  • Flight plan page gets stuck on 'loading'
  • Nav logs take forever to download
  • Downloading procedures results in errors
  • Password gets dumped every time app is opened
  • Back button takes to login screen
  • App moves very slowly
  • Orientation of buttons are off
  • Layers don't work properly
  • Map mode - edit route - not stable
  • App crashes when viewing airport procedures
  • Map layers loaded on a 45-degree skew
  • Constantly freezes and shuts down
  • Does not work with iOS 8 on iPad
  • TFR overlay doesn't show TFR areas
  • Cannot scroll through TFR info
  • Lost airport database with last update
  • Continually loses track of downloaded data
  • Notification 'location disabled' pops up repeatedly
  • Requires database update unnecessarily
  • iPhone version doesn't display altitude and ground speed in map mode
  • Newest update very problematic

Requested features

14 requests
  • Bullseye for military pilots
  • Bearing and range tool
  • Decimal degrees for waypoints
  • Easier waypoint lat/long finding
  • Support for MSFS 2020 simulator
Show 9 more
  • Support for Apple Watch
  • More ADSB variations
  • Ground speed and heading indicators on map
  • Dark mode
  • Improved UI for mobile
  • Synthetic vision and profile view
  • Runway numbers on extended centerlines
  • Suggested airports for easier input
  • Ruler feature on iPhone version

In-app purchases

None

FlyBy E6B

No in-app purchases

None

FltPlan Go for iPhone

No in-app purchases

Questions

Is FlyBy E6B free?
FlyBy E6B costs $9.99, with no in-app purchases.
Is FltPlan Go for iPhone free?
FltPlan Go for iPhone is free to download, with no in-app purchases.
Which has better reviews, FlyBy E6B or FltPlan Go for iPhone?
FlyBy E6B is rated higher. FlyBy E6B averages 4.7 out of 5 from 17 ratings, while FltPlan Go for iPhone averages 4.0 from 145 ratings.
Do FlyBy E6B or FltPlan Go for iPhone have ads?
Neither FlyBy E6B nor FltPlan Go for iPhone shows ads.
Which is updated more often, FlyBy E6B or FltPlan Go for iPhone?
FlyBy E6B ships an update every 2 months, and FltPlan Go for iPhone every 2 months. Most recently, FlyBy E6B was updated on September 26, 2026 and FltPlan Go for iPhone on September 21, 2026.

Other comparisons