Comparison

Pilot Calcs vs Pilot Duty & Performance Calc

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
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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

Pilot Duty & Performance Calc

This app simplifies complex aviation calculations for pilots, including duty time, performance metrics, and landing data. It consolidates numerous aviation tools into a single, easy-to-use application for professional pilots.

Highlights
  • Duty time calculations (8/24, 10/24)
  • Departure gradients
  • Climb performance
  • Approach planning
  • Landing performance summaries
  • Date calculator for MEL and VOR checks
  • Aviation conversions
Features
Currently charting
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Have you been waiting for an all-encompassing Part 135 Application to come along to assist in the laborious calculations associated with the job? Ever wonder how nice it would be to be have an iPad/iPhone App compute your “rolling” block/flight time requirements, in accordance with FAR 135.267, whether you are a single pilot (8/24) operator or dual piloted (10/24) operator? What about an App to assist with computing Departure Gradients, Climb Performance, Enroute Descents, Approach Planning Descent Distance and Timing, Landing Performance summaries including wet, dry and DAAP calculations, Runway Gradients and daily utilized aviation conversions? The wait is over! The Pilot Aviation Duty and Performance Calculator Application offers all these calculations wrapped up in a single application. It also includes a Date Calculator that makes it easy to compute the common Minimum Equipment List (MEL) due dates or even your 30 day VOR Check. You no longer need to fill your iPad/iPhone with countless Apps to get the aviation information you desire, everything you need is included in this one simple to use App. Although this App is geared toward Part 135 operators the various calculations can easily be adapted for use by all Part 91 General Aviation operators as well as Part 121 Commercial Airline pilots. There is something here for every professional pilot.

Screenshots

Pilot Calcs4 screens
Pilot Duty & Performance Calc4 screens

Verdict

The call

The clearest difference is rating: Pilot Calcs at 4.0 against Pilot Duty & Performance Calc's 3.5. Pilot Calcs also leads on price ($2.99 vs $4.99) and iOS requirement (9.0 vs 13.0). Pilot Duty & Performance Calc's advantage is chart position (#193 vs unranked). On review sentiment, ratings volume, update cadence and ads 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

Pilot Calcs costs $2.99 and Pilot Duty & Performance Calc $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Pilot Calcs holds the better App Store score, 4.0 against 3.5. Both are backed by a comparable volume of ratings — 12 and 12 respectively. Written reviews point the same way: 86% of Pilot Calcs's written reviews are positive against 80% of Pilot Duty & Performance Calc's.

UpkeepUpdate frequency

Pilot Calcs ships an update every 7 months, Pilot Duty & Performance Calc every 9 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 7 level
Pilot Calcs versus Pilot Duty & Performance Calc: the parameters behind the verdict, then further details
ParameterPilot CalcsPilot Duty & Performance Calc
Price$2.99 — better$4.99
Rating4.0 (12 ratings) — better3.5 (12 ratings)
Positive reviews85.7% of reviews — better80.0% of reviews
Number of ratings1212
Update frequencyEvery 7 months — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
Best chart rank—#193 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size10 MB2 MB
Age rating4+4+
DeveloperCalculated IndustriesCrop Applications, LLC.

Customer experience

Pilot Calcs

All ratings12 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews14 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

Pilot Duty & Performance Calc

All ratings12 ratings
Positive58.3%
Neutral16.7%
Negative25.0%
Written reviews15 reviews
Positive80.0%
Neutral13.3%
Negative6.7%

In-app purchases

None

Pilot Calcs

No in-app purchases

None

Pilot Duty & Performance Calc

No in-app purchases

Questions

Is Pilot Calcs free?
Pilot Calcs costs $2.99, with no in-app purchases.
Is Pilot Duty & Performance Calc free?
Pilot Duty & Performance Calc costs $4.99, with no in-app purchases.
Which has better reviews, Pilot Calcs or Pilot Duty & Performance Calc?
Pilot Calcs is rated higher. Pilot Calcs averages 4.0 out of 5 from 12 ratings, while Pilot Duty & Performance Calc averages 3.5 from 12 ratings.
Do Pilot Calcs or Pilot Duty & Performance Calc have ads?
Neither Pilot Calcs nor Pilot Duty & Performance Calc shows ads.
Which is updated more often, Pilot Calcs or Pilot Duty & Performance Calc?
Pilot Calcs ships an update every 7 months, and Pilot Duty & Performance Calc every 9 months. Most recently, Pilot Calcs was updated on September 9, 2026 and Pilot Duty & Performance Calc on September 21, 2026.

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