Comparison

Ground School vs Sky

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

Head to head
About

Ground School

Prepare for your FAA written test and become a safer pilot with this comprehensive training app. It combines expert instruction, engaging videos, and interactive practice tests to ensure you gain the knowledge needed to fly your best.

Highlights
  • Expert FAA flight instructor knowledge
  • Engaging educational videos
  • Pilot perspective flight footage
  • Over 1,000 practice test questions
  • CG animations for concept illustration
  • Pilot Proficiency dashboard
  • FAA Knowledge Test endorsement
Features
Read full description

Featuring expert knowledge from an award-winning FAA flight instructor, Ground School will teach budding pilots everything they need to know for their FAA written test and beyond. By combining years of teaching know-how with cutting edge CG animation, informative video demonstrations, and more, Ground School is more than an app that teaches you how to fly — its gives you the knowledge you need to Fly Your Best, whether you're a complete novice or more experienced pilot. By following this FAA pilot knowledge course, you'll learn much more than is needed to pass an FAA written test. In fact, we guarantee you will pass that test and go on to be a better, safer pilot, too. Ground School users can look forward to: ・ Engaging videos that show you the things you need to know, perfect for visual learners. ・ Get the Pilot Perspective — Every video is filmed as if you are the one flying so there are no surprises when you're in the cockpit. ・ More than 1,000 questions that form unlimited practice tests so you know exactly what to expect when taking your FAA exam. ・ Cutting edge CG animations that help illustrate concepts that will help you understand the material in front of you. ・ The Pilot Proficiency dashboard that distills all of your interactions with Ground School into a single screen showing areas where you are strong as well as others that need work. ・ Get your endorsement to take the FAA Knowledge Test directly within Ground School. ・ And much more! Ground School is in active development and is always improving to give you the very best shot at not only passing exams, but being safe in the skies, too. Terms of Service: https://www.learnthefinerpoints.com/ground-school/tos Privacy Policy: https://www.learnthefinerpoints.com/ground-school/privacy

About

Sky

Features
Read full description

Sky-Bound is the most complete FAA checkride prep app for student pilots and certificated aviators. Built around the FAA Airman Certification Standards (ACS), every piece of content is mapped to the exact knowledge areas you'll be tested on. CERTIFICATION TRACKS Study for 7 FAA certificates and ratings in one app: • Private Pilot (PPL) • Instrument Rating (IFR) • Commercial Pilot (CPL) • Multi-Engine (ME) • Multi-Engine Commercial (MEC) • Flight Instructor (CFI) • Instrument Flight Instructor (CFII) PRACTICE TESTS 3,768 questions across 73 test categories — rewritten for accuracy and ACS alignment. Choose from curated presets or build a custom test by category. Wrong answers link directly to the relevant study material and flashcards so you can close the gap immediately. FLASHCARDS WITH SPACED REPETITION 4,325 flashcards organized into 69 ACS-aligned categories. Our SM-2 spaced repetition algorithm schedules your reviews automatically — easy cards come back less often, harder ones more often — so you retain more with less time studying. MOCK CHECKRIDE Full oral exam simulation across all certification tracks. Exam mode with timer. Practice the real checkride experience before you sit across from a DPE. STUDY PLAN A structured Duolingo-style curriculum that walks you through each ACS area of operation in sequence. Daily sessions combine study content, flashcards, and practice questions. Spaced reviews are scheduled automatically after each completed day. STUDY CONTENT In-depth written material for every ACS area of operation across all 7 tracks — not just definitions, but the concepts behind them. Covers systems, regulations, weather, navigation, aerodynamics, and more. FAR/AIM REFERENCE 84 sections of the FARs and AIM, filtered by certification track, available offline. INTERACTIVE TOOLS • VFR Sectional chart symbols (37 symbols with tap-to-learn) • IFR En Route chart symbols (36 symbols) • METAR decoder with live weather interpretation • Holding pattern entry visualizer with animation and quiz mode • Pilot equations reference (13 equations) • Radio communications practice with ATC scenarios MISSED QUESTION BANK Every question you get wrong is automatically saved. Review your weak areas by track, filter by resolved status, and track your improvement over time. FLIGHT HOUR TRACKER Log your flight hours and automatically check your progress against Part 61 requirements for each certificate. Color-coded progress bars show exactly where you stand. Built for serious student pilots who want to pass — not just practice. see terms and conditions. http://Sky-bound.app/terms

Screenshots

Ground School4 screens
Sky4 screens

Verdict

The call

The clearest difference is iOS requirement: Ground School at 16.0 against Sky's 18.2. On price, 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

Both are free to download. Ground School sells 11 in-app purchases, starting at $49.99 per month and Sky sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Ground School versus Sky: the parameters behind the verdict, then further details
ParameterGround SchoolSky
PriceFreeFree
Rating4.9 (1.7K ratings) — better—
Positive reviews88.2% of reviews—
Number of ratings1.7K — better—
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.0 — better18.2
Further details — not scored
Size216 MB26 MB
Age rating4+4+
DeveloperOn The Flight Line Productions LLCJeffrey Yost

Bugs and requests

Ground School

Reported bugs

2 issues
  • Syncing issues between iPhone and iPad
  • Some questions have incorrect or outdated answers

Requested features

4 requests
  • Desktop version of the app
  • More robust flashcard and spaced-repetition system
  • Deeper interactive practice with sectional charts
  • Expansion to commercial and ATP levels

Sky

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

Ground School

Subscriptions10
  • All-Access – Monthly Plan2 variants$49.991 Month
  • All-Access – Monthly Plan3 Days trial$49.991 Month
  • All-Access – Monthly Plan14 Days trial$49.991 Month
Show 7 more
  • All-Access – 3-Month Plan$149.993 Months
  • All-Access – 3-Month Plan3 Days trial$149.993 Months
  • All-Access – 3-Month Plan (Sale)3 Days trial$149.993 Months
  • All-Access – Annual Plan$299.991 Year
  • All-Access – Annual Plan3 Days trial$299.991 Year
  • All Access – Annual Plan (Sale)3 Days trial$299.991 Year
  • All-Access – Annual Plan14 Days trial$299.991 Year
One-time1
  • Lifetime Access$299.99
2 purchases

Sky

Subscriptions2
  • Sky-Bound Pro Monthly$19.991 Month
  • Sky-Bound Pro Yearly$119.991 Year

Questions

Is Ground School free?
Ground School is free to download, with in-app purchases available.
Is Sky free?
Sky is free to download, with in-app purchases available.
Do Ground School or Sky have ads?
Neither Ground School nor Sky shows ads.

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