Comparison

Mental Math for Pilots vs SkyGO

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

Head to head
About

Mental Math for Pilots

Features
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Mental Math for Pilots is the only training tool designed specifically to bridge the gap between "knowing the formula" and "executing under pressure." We’ve stripped away the textbook definitions and focused entirely on the high-speed calculations you’ll actually face in the sim, the cockpit, and the interview room. How do I calculate a reciprocal heading in my head? Forget the mental strain of adding or subtracting 180Β°. Instead, use the 200/20 Rule. For headings less than 180Β°: Add 200, then subtract 20. Example: For 090Β°, add 200 (290), then subtract 20 to get 270Β°. For headings greater than 180Β°: Subtract 200, then add 20. Example: For 222Β°, subtract 200 (022), then add 20 to get 042Β°. Pro Tip: No matter the heading, the last digit always remains the same. It’s your built-in "sanity check." While the concept is simple, and you may know already, mastery comes from repetition. With Mental Math, you will practice these scenarios until they transition from "calculation" to "instinct," making your cockpit management seamless and instantaneous. Take your cockpit calculations to the next level with the Mental Math for Pilots, the ultimate interactive digital application designed to help you master airborne math without relying on calculators or electronics. Whether you are a student pilot building fundamental skills, a professional prepping for a competitive airline technical interview, or a seasoned aviator looking to sharpen your numerical intuition, this app provides the dynamic, randomized practice you need. Mods Foundations of Mental Math: Build a rock-solid base with randomized addition, subtraction, multiplication, and division practice using rounding tricks and carry/borrow methods. You will also memorize essential squares and square roots to quickly solve for aerodynamic formulas. Navigation & E6B: Ditch the mechanical flight computer. Learn to instantly convert clock time to decimal hours, calculate reciprocal headings, and master unit conversions (NM, SM, km, knots). Effortlessly calculate Time-Speed-Distance, fuel planning (for both VFR and IFR using Avgas and Jet A), fuel dumping times, and apply the 60-to-1 rule for DME arcs. Performance & Weather: Make crucial preflight and in-flight weather calculations in your head. Estimate dynamic hydroplaning speeds based on tire pressure, calculate true airspeed from indicated, and perform rapid Celsius/Fahrenheit temperature conversions. The app also trains you to calculate ISA temperature deviations, pressure altitude, crosswind/headwind components, and drift angles. Instrument Procedures: Perfect your IFR flying. Calculate enroute descents using the 3-to-1 rule, constant-rate descents, or pitch-attitude methods. Easily compute Visual Descent Points (VDP) using DME and timing methods, establish visual glidepath checkpoints, and anticipate magnetic compass errors using UNOS and ANDS rules. Scenario-Based Integration: Test your real-world readiness with complex, multi-step ATC clearance and performance planning scenarios that require you to combine multiple formulas and make rapid decisions under pressure. Assessments & Study Aids: Comprehensive Mental Math Tests: Simulate the pressure of an airline interview with 25-question timed assessments. Test your knowledge across all categories and aim for an 80% passing score within the 30-minute time limit. Interactive Explanations: Get stuck? The app provides step-by-step explanation templates and hints to walk you through the mental logic of every single problem. Quick Reference Guide: Instantly access a master formula list and a library of aviation memory aids and mnemonics right from your device. Download Mental Math for Pilots Trainer today, leave the calculator in your flight bag, and stay ahead of the airplane! Legal Information Terms of Use (EULA) : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tabbythecat.com/mental-math-for-pilots/privacy-policy

About

SkyGO

Features
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SKYREADY β€” PREPARE FOR PILOT SELECTION SkyReady is an all-in-one preparation app for aspiring pilots applying to airline cadet programs, pilot academies, flight schools and professional pilot positions. Prepare for the different stages of pilot selection β€” from aptitude and cognitive assessments to mathematics, spatial reasoning, multitasking and pilot interview preparation. PILOT APTITUDE TRAINING Build the skills commonly assessed during pilot selection: β€’ Mental mathematics β€’ Numerical reasoning β€’ Spatial orientation β€’ Memory β€’ Attention and concentration β€’ Multitasking β€’ Logical reasoning β€’ Reaction and processing speed β€’ Coordination β€’ Instrument interpretation β€’ Speed, distance and time calculations PILOT INTERVIEW PREPARATION Aptitude tests are only one part of pilot selection. Prepare for pilot and cadet interviews with questions covering: β€’ Motivation and career goals β€’ Aviation knowledge β€’ Competency-based questions β€’ Situational questions β€’ CRM and teamwork β€’ Leadership and decision-making β€’ Airline interview preparation TRAIN. MEASURE. IMPROVE. Practice under time pressure and monitor your performance. SkyReady helps you identify your strongest and weakest areas so you know exactly where to focus your preparation. Train repeatedly to improve: β€’ Accuracy β€’ Speed β€’ Consistency β€’ Cognitive performance β€’ Confidence under pressure BUILT FOR FUTURE PILOTS SkyReady can help you prepare for: β€’ Cadet pilot selection β€’ Pilot academy entrance assessments β€’ Airline pilot recruitment β€’ Flight school aptitude tests β€’ Pilot psychometric tests β€’ Cognitive assessments β€’ Pilot interviews β€’ Airline selection processes Whether your first pilot assessment is weeks away or you're only beginning your journey toward the flight deck, SkyReady gives you one place to prepare. Train smarter. Be SkyReady. DISCLAIMER SkyReady is an independent educational and training application. It is not affiliated with, endorsed by, or an official assessment product of any airline, flight school, pilot academy or assessment provider.

Screenshots

Mental Math for Pilots4 screens
SkyGO4 screens

Verdict

The call

The clearest difference is update cadence: SkyGO at monthly against Mental Math for Pilots's every 8 months. SkyGO also leads on iOS requirement (18.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Mental Math for Pilots sells 3 in-app purchases, starting at $1.99 per month and SkyGO sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Mental Math for Pilots ships an update every 8 months, SkyGO monthly. The most recent releases landed on October 28, 2026 and October 16, 2026 respectively.

Scorecard2 real differences Β· 4 level
Mental Math for Pilots versus SkyGO: the parameters behind the verdict, then further details
ParameterMental Math for PilotsSkyGO
PriceFreeFree
Update frequencyEvery 8 monthsMonthly β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.6 β€” better
Further details β€” not scored
Size13 MB4 MB
Age rating4+4+
DeveloperSelcuk DolapciNikita Petrov

In-app purchases

3 purchases

Mental Math for Pilots

Subscriptions2
  • Monthly Pro3 Days trial$1.991 Month
  • Yearly Pro7 Days trial$19.991 Year
One-time1
  • Lifetime Access$29.99
2 purchases

SkyGO

Subscriptions2
  • SkyGo Pro β€” Monthly$9.991 Month
  • SkyGo Pro β€” 6 Months$24.996 Months

Questions

Is Mental Math for Pilots free?
Mental Math for Pilots is free to download, with in-app purchases available.
Is SkyGO free?
SkyGO is free to download, with in-app purchases available.
Do Mental Math for Pilots or SkyGO have ads?
Neither Mental Math for Pilots nor SkyGO shows ads.
Which is updated more often, Mental Math for Pilots or SkyGO?
Mental Math for Pilots ships an update every 8 months, and SkyGO monthly. Most recently, Mental Math for Pilots was updated on October 28, 2026 and SkyGO on October 16, 2026.

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