Comparison

FlyBy Nav vs AC

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

Head to head
About

FlyBy Nav

This app simplifies flight planning by allowing users to input departure and arrival points, along with wind data. It provides a comprehensive overview of flight details including track, heading, distance, speed, ETA, and fuel burn. Users can access a vast database of airports and navaids, plot routes on a map, and utilize weather information.

Highlights
  • One-screen flight detail display
  • Fast waypoint database search
  • Great circle route plotting on map
  • Offline airport and navaid database
  • METAR and TAF weather access
  • User-defined waypoint saving
Features
Read full description

Flight planning is as easy as tapping in your point of departure, arrival and winds! In one screen, FlyBy Nav displays track, heading, distance, ground speed, time enroute, ETA, and fuel burn. - Fast database search and lookup of waypoints. - Search function lets you search for an airport using its identifier, name or city name. - Stores your favorite aircraft cruise performance numbers. - Plots your great circle route on map. - Quick Charter Quote feature. - Track units in either Magnetic, True, or Grid - Sunrise/Sunset and Azimuth feature. - METAR and TAF weather access. - 55,000 Airports and Navaids included (offline). - Save your own user waypoints. - No subscription charges. Please visit our web site for more detail and screen shots of all the program features.

About

AC

Access comprehensive data for business aviation, including airports, FBOs, and service providers worldwide or in North America. Detailed airport diagrams and listings for ground transportation, maintenance, and catering are included. Requires a valid subscription and login credentials.

Highlights
  • Airport and FBO data
  • Global and North American coverage
  • Service provider listings
  • Ground transportation
  • Maintenance providers
  • Catering companies
  • Airport diagrams
Read full description

The app is now compatible with iOS 12. AC-U-KWIK® is the leading provider of precise and up-to-date airport, FBO, handler and other services data for the business aviation industry. With your AC-U-KWIK® Worldwide subscription, you’ll be able to capture in-depth data on: 8500+ International and North American airports 13,500 global handlers, FBOs and fuel providers In addition to extensive listings of ground transportation, maintenance providers, catering companies and charter operators. Detailed Airport Diagrams of service provider locations With your AC-U-KWIK® NORTH AMERICAN subscription, you’ll be able to capture in-depth data on: 4000+ North American airports 3900+ North American FBOS and fuel providers In addition to extensive listings of ground transportation, maintenance providers, catering companies and charter operators. Detailed Airport Diagrams of service provider locations. ------------------------------------------------------------------ The AC-U-KWIK application is intended for pre-flight purposes only and may not be used for purposes of en route navigation. Neither AC-U-KWIK nor Informa Markets, a trading division of Informa PLC. or any of its affiliates makes any representation or warranty that the Product, or any related data or information, complies with FAA or any other applicable regulations governing publications for use in connection with flight navigation. Note: You must have a valid AC-U-KWIK username and password in order to activate this application.

Screenshots

FlyBy Nav4 screens
AC4 screens

Verdict

The call

The clearest difference is review sentiment: FlyBy Nav at 100% against AC's 0%. FlyBy Nav also leads on rating (5.0 vs 1.5) and ads (none vs shown). AC's advantage is price (Free vs $0.99) and ratings volume (13 vs 2). On update cadence and in-app purchases 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

AC is free to download; FlyBy Nav costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

FlyBy Nav holds the better App Store score, 5.0 against 1.5. That said, the two scores are not equally well evidenced: AC has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of FlyBy Nav's written reviews are positive against 0% of AC's.

UpkeepUpdate frequency

FlyBy Nav ships an update every 3 months, AC every 4 months. The most recent releases landed on September 11, 2026 and September 21, 2026 respectively.

Scorecard8 real differences · 2 level
FlyBy Nav versus AC: the parameters behind the verdict, then further details
ParameterFlyBy NavAC
Price$0.99Free — better
Rating5.0 (2 ratings) — better1.5 (13 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings213 — better
Update frequencyEvery 3 months — betterEvery 4 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidFree with in-app purchases — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.611.0 — better
Further details — not scored
Size23 MB29 MB
Age rating4+4+
DeveloperLonnie GanzInforma Media

Customer experience

FlyBy Nav

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

AC

All ratings13 ratings
Positive15.4%
Neutral0.0%
Negative84.6%
Written reviews21 reviews
Positive0.0%
Neutral9.5%
Negative90.5%

In-app purchases

None

FlyBy Nav

No in-app purchases

None

AC

No in-app purchases

Questions

Is FlyBy Nav free?
FlyBy Nav costs $0.99, with no in-app purchases.
Is AC free?
AC is free to download, with no in-app purchases.
Which has better reviews, FlyBy Nav or AC?
FlyBy Nav is rated higher. FlyBy Nav averages 5.0 out of 5 from 2 ratings, while AC averages 1.5 from 13 ratings.
Do FlyBy Nav or AC have ads?
AC shows ads; FlyBy Nav does not.
Which is updated more often, FlyBy Nav or AC?
FlyBy Nav ships an update every 3 months, and AC every 4 months. Most recently, FlyBy Nav was updated on September 11, 2026 and AC on September 21, 2026.

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