Comparison

FlightLink vs E6B Aviation Calculator

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

Head to head
About

FlightLink

This app enhances Lightspeed headsets by enabling recording and playback of all in-flight communications. It allows pilots to archive conversations for training and review, and offers personalized audio and operational settings for specific headset models.

Highlights
  • Record intercom and radio communications
  • Instant playback of recent communications
  • Archive flight communications
  • Store recordings on iPhone/iPad
  • Take handwritten notes with Apple Pencil
  • Customize audio settings (Zulu PFX only)
  • View headset battery life
Read full description

FlightLink is the free, proprietary app that adds enhanced functionality to all Lightspeed headsets. FlightLink works seamlessly with Lightspeed headsets manufactured since 2012 (Zulu 2 and 3, Sierra, Tango, and PFX) to record and playback incoming and outgoing communications. Older Zulu 2 and Sierra headsets may qualify for a factory•installed retrofit at a nominal fee. For more information on a retrofit contact Lightspeed Customer Care by phone 800.332.2421 or email at service@lightspeedaviation.com. When combined with the Zulu PFX ANR headset, FlightLink's enhanced capabilities include recording via Bluetooth and the ability to set a variety of personal audio and operational preferences. FlightLink Recording Features FlightLink is perfect for any pilot flying with an iPad or iPhone who wants to capture and retrieve in•flight communication. It is also a valuable tool for flight training at all levels because of its ability to capture the intercom communication of instructional flights. • Record all activity over the intercom, including inbound and outbound transmissions, and in•cabin conversation. • Instantly play back ATC calls or other communications from any point within the last two minutes of recording. • Create a permanent archive of all flight communications for post•flight briefing and training. • Store your recording library on your iPhone or iPad, and access them with the iOS Files app or iTunes on a Mac or PC. • Take handwritten notes on iPads and use Apple Pencil or Pencil 2 on supported iPads. FlightLink Personal Preference Features (With Zulu PFX headsets only) In addition to its recording features, FlightLink•s enhanced capabilities allow Zulu PFX headset users to adjust a variety of audio and operational settings, creating a personalized flying experience. For example: • Customize audio settings for different aircraft or users • Fine tune audio response for maximum voice clarity and music fidelity • Use the Voice Clarity• option to boost frequencies common in human speech without impacting the quality of music from auxiliary devices • View remaining battery life with the battery level indicator • Enable / disable audible low battery alert • Choose Auto Shutoff• delay intervals • Save custom settings in up to three personal profiles The ability to set and save other audio and operational preferences through FlightLink is only available on the Zulu PFX headset.

About

E6B Aviation Calculator

This app provides a comprehensive suite of aviation calculators, including E6B functions, ascent/descent planning, fuel calculations, and weight & balance. It supports various unit conversions and offers customizable default units for international users.

Highlights
  • E6B flight calculations
  • Ascent and descent planner
  • Fuel and weight/balance calculator
  • Holding pattern calculations
  • Performance data interpolation
  • Extensive unit conversions
  • Customizable default units
Features
Read full description

Try it for free - upgrade to unlock all flight calculators. You get full access to all 47 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 climb and descent rate in feet / nm - Required vertical speed in feet / minutes - Slope and gradient - 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 Holding Pattern - Visualize entry patterns and calculate wind correction to maintain holding pattern 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. Change default units for international users - Altitude in feet or meters - Barometric pressure in inches of mercury (inHG) or millibars / hectopascals (mb / hPa) - Distances in nautical miles, statute miles, and kilometers - Speed in knots, miles per hour, and kilometers per hour - Temperature in Fahrenheit and celsius - Volume in US gallons and liters - Weight in pounds and kilograms - Center of gravity / arm in inches and meters Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FlightLink4 screens
E6B Aviation Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: E6B Aviation Calculator at 78% against FlightLink's 23%. E6B Aviation Calculator also leads on rating (4.3 vs 3.8) and ads (none vs shown). FlightLink's advantage is in-app purchases (none vs 4) and iOS requirement (12.0 vs 17). On price, ratings volume, monetization model 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. E6B Aviation Calculator sells 4 in-app purchases, starting at $2.99 per month. FlightLink asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

E6B Aviation Calculator holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 49 and 41 respectively. Written reviews point the same way: 23% of FlightLink's written reviews are positive against 78% of E6B Aviation Calculator's.

UpkeepUpdate frequency

FlightLink ships an update every 9 months, E6B Aviation Calculator every 3 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
FlightLink versus E6B Aviation Calculator: the parameters behind the verdict, then further details
ParameterFlightLinkE6B Aviation Calculator
PriceFreeFree
Rating3.8 (49 ratings)4.3 (41 ratings) — better
Positive reviews22.9% of reviews78.3% of reviews — better
Number of ratings49 — better41
Update frequencyEvery 9 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17
Further details — not scored
Size27 MB10 MB
Age rating4+4+
DeveloperLightspeed AviationRaj Jeshang

Customer experience

FlightLink

All ratings40 ratings
Positive70.0%
Neutral5.0%
Negative25.0%
Written reviews83 reviews
Positive22.9%
Neutral10.8%
Negative66.3%

E6B Aviation Calculator

All ratings41 ratings
Positive82.9%
Neutral4.9%
Negative12.2%
Written reviews23 reviews
Positive78.3%
Neutral8.7%
Negative13.0%

In-app purchases

None

FlightLink

No in-app purchases

4 purchases

E6B Aviation Calculator

Subscriptions3
  • Full Access$2.991 Month
  • Full Access3 Days trial$2.991 Month
  • Full Access7 Days trial$6.991 Year
One-time1
  • Lifetime Full Access$8.99

Questions

Is FlightLink free?
FlightLink is free to download, with no in-app purchases.
Is E6B Aviation Calculator free?
E6B Aviation Calculator is free to download, with in-app purchases available.
Which has better reviews, FlightLink or E6B Aviation Calculator?
E6B Aviation Calculator is rated higher. FlightLink averages 3.8 out of 5 from 49 ratings, while E6B Aviation Calculator averages 4.3 from 41 ratings.
Do FlightLink or E6B Aviation Calculator have ads?
FlightLink shows ads; E6B Aviation Calculator does not.
Which is updated more often, FlightLink or E6B Aviation Calculator?
FlightLink ships an update every 9 months, and E6B Aviation Calculator every 3 weeks. Most recently, FlightLink was updated on October 22, 2026 and E6B Aviation Calculator on October 24, 2026.

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