Comparison

Pilot Calcs vs QFE Converter

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

Head to head
About

Pilot Calcs

This app provides over 130 aviation-specific calculations and unit conversions for pilots. It aids in trip planning, in-flight adjustments, and maintenance with detailed descriptions, equations, and graphics. Users can save calculations, add favorites, and share results via email.

Highlights
  • Over 130 aviation calculations
  • Unit conversions
  • Trip planning tools
  • In-flight calculations
  • Maintenance references
  • Save and favorite calculations
  • Email calculation results
Features
Read full description

With over 130 calculations and unit conversions, Pilot Calcs gives you access to quickly and easily solve a variety of calculations from your iPhone or iPad. If you are a pilot you’ll want Pilot Calcs for trip planning, in flight calculations, and maintenance. Most E6B apps include 25 to 50 calculators and conversions. Pilot Calcs includes over 100 calculators and conversions plus include descriptions, equations and graphics. Not just calculators but the ability save and open saved calculations and add calculators to a favorites list. You can also email calculator inputs and results so you can easily share your calculations. Search functionality enables you to quickly find the calculator you want. Current Calculators include: Conversions * Airflow * Angle * Area * Air Pressure Conversion * Density * Electrical Current * Electrical Power * Electrical Voltage * Energy * Flow Rate * Fluid * Fuel Mileage * Length * Mechanical Power * Money * Speed * Temperature * Torque * Volume * Weight * Weight of Liquids Fuel * Aviation Fuel Density and Weight * Fuel Consumption * Fuel Economy * Fuel Required * Fuel Weight * Maximum Fuel Load * Maximum Flight Time * Tank Fill Time Miscellaneous * Amps from Volts and Watts * Chart Distance * Distance to Horizon * Obstacle Height * Volts from Amps and Watts * Watts from Volts and Amps Money * Future Value Lump Sum * Loan Payments * Operating Costs * Operating Costs - Direct Costs * Operating Costs - Engine Reserve * Operating Costs - Prop Reserve * Private Pilot License Cost Performance * Climb - Best Rate vs. Best Angle * Climb Gradient * Descent Distance * Distance from Speed and Time * Glide Distance * Hydroplaning * Pivotal Altitude * Propeller Tip Speed * Rate of Climb from Climb Gradient * Rate of Climb to Clear Obstacle * Speed from Time and Distance * Time from Distance and Speed * True Airspeed * True Airspeed Via GPS * Turn - Bank Angle * Turn - Rate of Turn * Turn - Turn Radius * Turn - Performance Trip Planning * Time Zone Converter - 12Hr Time * Time Zone Converter - 24 Hr Time * Trip Estimator * Trip Estimator - Fuel * Trip Estimator - Costs Weather * Cloud Base & Temperature * Freezing Level * Density Altitude from Air Pressure * Density Altitude from Pressure Alt * Dew Point * Frost Point * Heat Index * Lightning Distance * Mach One * Pressure Altitude * Relative Humidity * Standard Atmosphere * Wind Chill Weight & Balance * Adverse CG Check - Forward * Adverse CG Check - Aft * Arm * CG Alteration - Weight, Arm * CG Alteration - Weight, Moment * CG Change - Shifting Weights * CG Change - Distance to Shift * CG Change - Weight to Shift * CG Change - Total Weight from Shift * Finding CG - Scales & Moments * Finding CG - Nose Wheel - Forward * Finding CG - Nose Wheel - Aft * Finding CG - Tail Wheel - Forward * Finding CG - Tail Wheel - Aft * Finding CG - As % of MAC * Finding CG - From % of MAC * Moment * Permanent Ballast * Temporary Ballast * Weight & Balance - Arms/Moments * Weight & Balance - Loading Graph Wind & Ground Speed * Course, Ground Speed, and WCA * Heading, Ground Speed, and WCA * Runway Wind Components * Wind Speed & Direction More calculators coming soon in free updates! If there's a calculator you'd like to see added, visit our website and send us an email.

About

QFE Converter

Features
Read full description

QFE converter is a simple and convenient application for airmen designed to recalculate QNH pressure data into QFE. All you need is to enter airfield or runway elevation and QNH data from ATIS or METAR and you receive QFE value required.

Screenshots

Pilot Calcs4 screens
QFE Converter4 screens

Verdict

The call

The clearest difference is price: QFE Converter at Free against Pilot Calcs's $2.99. Pilot Calcs's advantage is iOS requirement (9.0 vs 14.0). 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

QFE Converter is free to download; Pilot Calcs costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Pilot Calcs ships an update every 7 months, QFE Converter every 9 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 8 level
Pilot Calcs versus QFE Converter: the parameters behind the verdict, then further details
ParameterPilot CalcsQFE Converter
Price$2.99Free — better
Rating4.0 (12 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings12 — better—
Update frequencyEvery 7 months — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better14.0
Further details — not scored
Size10 MB2 MB
Age rating4+4+
DeveloperCalculated IndustriesIurii Kurinnoi

In-app purchases

None

Pilot Calcs

No in-app purchases

None

QFE Converter

No in-app purchases

Questions

Is Pilot Calcs free?
Pilot Calcs costs $2.99, with no in-app purchases.
Is QFE Converter free?
QFE Converter is free to download, with no in-app purchases.
Do Pilot Calcs or QFE Converter have ads?
Neither Pilot Calcs nor QFE Converter shows ads.
Which is updated more often, Pilot Calcs or QFE Converter?
Pilot Calcs ships an update every 7 months, and QFE Converter every 9 months. Most recently, Pilot Calcs was updated on November 1, 2026 and QFE Converter on November 4, 2026.

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