Comparison

FlightChex 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

FlightChex

This app provides an easy-to-use checklist for pilots to manage flight procedures. Users can create custom checklists or purchase pre-made ones, ensuring they never lose their place during operations. It's also a valuable training tool for flight simulators.

Highlights
  • Easy-to-use pilot checklists
  • Create custom checklists
  • Purchase pre-made checklists
  • Offline editing capabilities
  • Flight simulator training tool
  • Checklists for various aircraft models
Features
Read full description

FlightChex easy to use Checklist for modern pilots. Works on iPhone, iPod touch and also iPad. Never lose your place again. Advance through your checklist like a pro without losing your place. Edit your checklist from anywhere even without an Internet connection. Improve your flow by editing your checklist on the ramp. Create your own checklists for free or purchase our pre-made checklists. If we don’t have a checklist you are looking for, request your plane. Our team will find any available POH and create a template*. There is no risk, try it today. FlightChex is a great training tool for use with flight simulators as well. Pre-made templates are sold as an In-App Purchase. When a checklist is requested and added to the available checklists, it will be available for purchase. ** It is the pilot in commands responsibility to ensure the checklist they are using is appropriate for their aircraft and that it contains all necessary procedures for a safe flight. Checklists for: Cessna, Piper, Diamond

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

FlightChex3 screens
E6B Aviation Calculator4 screens

Verdict

The call

The clearest difference is rating: FlightChex at 4.8 against E6B Aviation Calculator's 4.3. FlightChex also leads on review sentiment (100% vs 78%) and iOS requirement (9.3 vs 17). E6B Aviation Calculator's advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (41 vs 5). On price, ads, in-app purchases and monetization model 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. FlightChex sells 10 one-off in-app purchases and E6B Aviation Calculator sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

FlightChex holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: E6B Aviation Calculator has 41 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of FlightChex's written reviews are positive against 78% of E6B Aviation Calculator's.

UpkeepUpdate frequency

FlightChex ships an update every 2 months, E6B Aviation Calculator every 3 weeks. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
FlightChex versus E6B Aviation Calculator: the parameters behind the verdict, then further details
ParameterFlightChexE6B Aviation Calculator
PriceFreeFree
Rating4.8 (5 ratings) — better4.3 (41 ratings)
Positive reviews100.0% of reviews — better78.3% of reviews
Number of ratings541 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.3 — better17
Further details — not scored
Size18 MB10 MB
Age rating4+4+
DeveloperDavid AlsburyRaj Jeshang

Customer experience

FlightChex

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

E6B Aviation Calculator

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

In-app purchases

10 purchases

FlightChex

One-time10
  • Boeing B-17 F/GFree
  • Cessna T206H NAV III GFC 700 AFCS$2.99
  • Cessna 172B,C$3.99
Show 7 more
  • Cessna 172M (1975)$3.99
  • Piper Arrow II (PA-28R-200)$3.99
  • Diamond Katana DV 20$3.99
  • Piper Warrior II (1979 POH)$3.99
  • Cessna 150/152$3.99
  • Robinson 44$3.99
  • Jabiru Calypso 2200$3.99
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 FlightChex free?
FlightChex is free to download, with in-app purchases available.
Is E6B Aviation Calculator free?
E6B Aviation Calculator is free to download, with in-app purchases available.
Which has better reviews, FlightChex or E6B Aviation Calculator?
FlightChex is rated higher. FlightChex averages 4.8 out of 5 from 5 ratings, while E6B Aviation Calculator averages 4.3 from 41 ratings.
Do FlightChex or E6B Aviation Calculator have ads?
Neither FlightChex nor E6B Aviation Calculator shows ads.
Which is updated more often, FlightChex or E6B Aviation Calculator?
FlightChex ships an update every 2 months, and E6B Aviation Calculator every 3 weeks. Most recently, FlightChex was updated on October 24, 2026 and E6B Aviation Calculator on October 24, 2026.

Other comparisons