Comparison

C172 Performance 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

C172 Performance

This app calculates essential flight performance data for Cessna 172 and 150 aircraft. It covers takeoff, landing, climb, cruise, descent, instrument procedures, and emergencies, with additional tools for holds and glide calculations. Cloud sync ensures your flight plans are accessible across devices.

Highlights
  • Takeoff and landing calculations
  • Climb, cruise, and descent performance
  • Instrument procedure planning
  • Emergency scenario calculations
  • Interactive hold calculator
  • Emergency glide distance calculator
  • Cloud sync for flight plans
Features
Read full description

C172 Performance computes all the useful performance numbers for flight planning for Cessna model 172 and 150 aircraft. It includes calculations for takeoff, landing, climb, cruise, descent, instrument procedures as well as emergencies. It also includes an interactive hold calculator, a risk analysis tool, and an emergency glide distance calculator that handles head and tailwinds. C172 Performance is also available on other mobile devices and as a WebApp (an App that runs in a browser) that runs on a variety of platforms (PC, Mac, tablets, phones). The cloud sync feature allows flight planning profiles entered on any device to be synchronized with your other devices when connected to the Internet. C172 Performance is a free, open-source development effort and has Apps and WebApps for other aircraft. See http://pohperformance.com for complete details.

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

C172 Performance4 screens
E6B Aviation Calculator4 screens

Verdict

The call

The clearest difference is rating: C172 Performance at 4.9 against E6B Aviation Calculator's 4.4. C172 Performance also leads on in-app purchases (none vs 4) and review sentiment (90% vs 82%). E6B Aviation Calculator's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume 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. C172 Performance asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

C172 Performance holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 52 and 37 respectively. Written reviews point the same way: 90% of C172 Performance's written reviews are positive against 82% of E6B Aviation Calculator's.

UpkeepUpdate frequency

C172 Performance ships an update every 2 months, E6B Aviation Calculator every 3 weeks. The most recent releases landed on September 18, 2026 and September 12, 2026 respectively.

Scorecard7 real differences · 3 level
C172 Performance versus E6B Aviation Calculator: the parameters behind the verdict, then further details
ParameterC172 PerformanceE6B Aviation Calculator
PriceFreeFree
Rating4.9 (52 ratings) — better4.4 (37 ratings)
Positive reviews90.0% of reviews — better81.8% of reviews
Number of ratings52 — better37
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17
Further details — not scored
Size15 MB10 MB
Age rating4+4+
DeveloperPOH Performance L.L.C.Raj Jeshang

Customer experience

C172 Performance

All ratings52 ratings
Positive98.1%
Neutral0.0%
Negative1.9%
Written reviews30 reviews
Positive90.0%
Neutral3.3%
Negative6.7%

E6B Aviation Calculator

All ratings37 ratings
Positive83.8%
Neutral5.4%
Negative10.8%
Written reviews22 reviews
Positive81.8%
Neutral9.1%
Negative9.1%

In-app purchases

None

C172 Performance

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 C172 Performance free?
C172 Performance 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, C172 Performance or E6B Aviation Calculator?
C172 Performance is rated higher. C172 Performance averages 4.9 out of 5 from 52 ratings, while E6B Aviation Calculator averages 4.4 from 37 ratings.
Do C172 Performance or E6B Aviation Calculator have ads?
C172 Performance shows ads; E6B Aviation Calculator does not.
Which is updated more often, C172 Performance or E6B Aviation Calculator?
C172 Performance ships an update every 2 months, and E6B Aviation Calculator every 3 weeks. Most recently, C172 Performance was updated on September 18, 2026 and E6B Aviation Calculator on September 12, 2026.

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