Comparison

VOR Simulator Pro vs Sky

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

Head to head
About

VOR Simulator Pro

Master radio navigation with this VOR simulator. Practice realistic dual VOR positioning and authentic navigation features like To/From indicators and Cone of Confusion effects. Ideal for pilots and aviation enthusiasts to hone skills on the ground.

Highlights
  • Dual VOR positioning practice
  • To/From indicators
  • Cone of Confusion effects
  • Radial interception
  • HSI or CDI displays
  • Three aircraft models
Features
Read full description

Master radio navigation with this comprehensive VOR simulator. Perfect for pilots and aviation enthusiasts wanting to practice VOR skills on the ground. Practice realistic dual VOR positioning to fix your location on the map. Experience authentic navigation features including To/From indicators, Cone of Confusion effects, and radial interception. Choose between HSI or CDI displays and toggle between three detailed aircraft: King Air, Cessna 172, or Piper Cherokee. This simulator reproduces VOR signal behavior, needle deflection, and station passage, allowing you to develop and maintain your navigation proficiency anywhere, anytime - no actual aircraft required. Great for students working on their private pilot or instrument rating.

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

VOR Simulator Pro4 screens
Sky4 screens

Verdict

The call

The clearest difference is in-app purchases: VOR Simulator Pro at none against Sky's 2. VOR Simulator Pro also leads on iOS requirement (15.0 vs 18.2). On price, ads 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. Sky sells 2 in-app purchases, starting at $19.99 per month. VOR Simulator Pro asks for nothing beyond the download.

Scorecard2 real differences · 8 level
VOR Simulator Pro versus Sky: the parameters behind the verdict, then further details
ParameterVOR Simulator ProSky
PriceFreeFree
Rating4.8 (15 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings15 — better—
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size169 MB26 MB
Age rating4+4+
DeveloperPilot InstituteJeffrey Yost

In-app purchases

None

VOR Simulator Pro

No in-app purchases

2 purchases

Sky

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

Questions

Is VOR Simulator Pro free?
VOR Simulator Pro is free to download, with no in-app purchases.
Is Sky free?
Sky is free to download, with in-app purchases available.
Do VOR Simulator Pro or Sky have ads?
Neither VOR Simulator Pro nor Sky shows ads.

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