Comparison

Sky Viper Flight Simulator vs HoppAR

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

Head to head
About

Sky Viper Flight Simulator

Practice flying a variety of drones in a virtual environment before taking to the skies in real life. Explore different environments and master drone controls through numerous challenges. No physical drone is needed to start learning.

Highlights
  • Full fleet of Sky Viper drones
  • Dozens of drone challenges
  • Custom camera views including FPV
  • Free Flight mode
  • 3 unique exploration environments
  • Full drone specs and flying options
Features
Read full description

The Sky Viper Flight Simulator gives you access to the entire fleet of Sky Viper drones! Learn and practice how to control and fly Sky Viper drones in the simulator and then apply your new skills in real life. No drone required. FEATURES • Features the full fleet of Sky Viper Drones • Each drone has dozens of challenges to help you achieve mastery • 3 custom camera-views including First Person View • Free Flight mode offers 3 unique environments to explore. • Full specs and flying options for each drone.

About

HoppAR

Experience rocket launches and landings in augmented reality. Control thrust vectoring, perform engine test fires, and customize rockets with your own colors. Explore a variety of real spacecraft and space mission scenarios.

Highlights
  • Augmented reality rocket launches
  • Manual thrust vectoring control
  • Rocket engine test fires
  • Customizable rocket coloring
  • Variety of real spacecraft models
  • Entry, Descent, and Landing simulations
  • Indoor and Outdoor AR modes
Features
Read full description

Launch and land your favorite rockets in Augmented Reality from your courtyard! Perform rocket engine test fires directly on your table. Manually control the Thrust Vectoring and perform your first landing at home! Color your favorite rocket and see it in action in Augmented Reality You can choose between many different rocket prototypes and real spacecrafts. Here are a few of them: the beloved StarHopper, the giant Starship MK1, and the hover test of the Dragon 2. Watch the Crew Dragon Demo Mission 2 leave the launch pad and the Falcon 9 first stage land back! Enjoy the Buran Orbiter and Energia Rocket conquer the sky, and many more spacecrafts to come! Not only rockets: enjoy the Perseverance Landing and the Sky-Crane maneuver in the "Last Minute of Terror" of the Entry Descend and Landing sequence. Fire a Raptor engine on your desk at home! Select between Indoor and Outdoor mode depending on where you are and the scale of the Rocket you want to launch. Apply filters to mimic the colors of your favorite planet and change the environmental conditions choosing among many different options: Rain, Thunderstorm, Snow and more Take a picture or record your best launch, share them with your friends with the #HoppAR hashtag and get into the Rocket Launcher's Social Wall Auto-renewable Subscription: Support app Development and new Rockets Addition (renewed on an annual basis) You get all mission unlocked with no limits for the time the subscription is active Non-Consumable Purchase: Instead of subscribing you might buy a single mission that will be unlocked with no time limit Let's HoppAR! (Disclaimer: This is app is not affiliated with any space company or its partners or customers)

Screenshots

Sky Viper Flight Simulator4 screens
HoppAR4 screens

Verdict

The call

The clearest difference is rating: HoppAR at 4.8 against Sky Viper Flight Simulator's 3.7. HoppAR also leads on review sentiment (85% vs 54%). Sky Viper Flight Simulator's advantage is in-app purchases (none vs 14) and update cadence (every 3 days vs every 2 months). On price, ratings volume, 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. HoppAR sells 14 in-app purchases, starting at $7.99 per year. Sky Viper Flight Simulator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HoppAR holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 197 and 579 respectively. Written reviews point the same way: 54% of Sky Viper Flight Simulator's written reviews are positive against 85% of HoppAR's.

UpkeepUpdate frequency

Sky Viper Flight Simulator ships an update every 3 days, HoppAR every 2 months. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

Scorecard6 real differences · 4 level
Sky Viper Flight Simulator versus HoppAR: the parameters behind the verdict, then further details
ParameterSky Viper Flight SimulatorHoppAR
PriceFreeFree
Rating3.7 (197 ratings)4.8 (579 ratings) — better
Positive reviews54.1% of reviews85.4% of reviews — better
Number of ratings197579 — better
Update frequencyEvery 3 days — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.4 — better15.0
Further details — not scored
Size455 MB372 MB
Age rating4+4+
DeveloperSkyrocket, LLCJosef Grunig

Customer experience

Sky Viper Flight Simulator

All ratings197 ratings
Positive67.0%
Neutral5.1%
Negative27.9%
Written reviews61 reviews
Positive54.1%
Neutral13.1%
Negative32.8%

HoppAR

All ratings579 ratings
Positive94.6%
Neutral2.8%
Negative2.6%
Written reviews41 reviews
Positive85.4%
Neutral2.4%
Negative12.2%

User reviews

Sky Viper Flight Simulator

From 197 App Store ratings

What we love

  • 👍 Good for practice
  • 👍 Realistic simulation (for some)
  • 👍 Helpful for learning
  • 👍 Fun to play
  • 👍 Good controls (for some)

Room to improve

  • 🐛 Unrealistic controls
  • 🐛 Glitchy and choppy
  • 🐛 Unusably slow performance
  • 🐛 Hard to fly
  • 🐛 Lacks realistic physics

HoppAR

From 579 App Store ratings

What we love

  • 🎮 Excellent AR simulation and gameplay mechanics
  • 🎨 High-quality rocket models and realistic designs
  • 🎵 Great music and audio (with some caveats)
  • 📱 Well-made and polished app overall
  • 🌟 Immersive and satisfying launch experience

Room to improve

  • 💰 Premium rockets locked behind paywall
  • 🐛 AR functionality issues on some devices
  • 📱 Orientation requirement (vertical/horizontal) frustrating
  • ⏱️ Limited gameplay - rockets auto-launch and auto-land
  • 🎬 Short 5-second clips lack player control

Bugs and requests

Sky Viper Flight Simulator

Reported bugs

12 issues
  • Unusably slow performance (1 fps)
  • Crashing when moving certain directions
  • Flips not working
  • Throttle control unresponsive
  • Game crashes frequently
Show 7 more
  • Challenge #6 impossible
  • Controls work in reverse sometimes
  • App not loading
  • Stunts don't work
  • Drone would not work
  • Constant crashing after level 5
  • Flight assist cannot be turned off

Requested features

10 requests
  • Improve controls for realism
  • Add more maps/areas
  • Support for external controllers/gamepads
  • Improve graphics
  • Add more customization options for controls
Show 5 more
  • Make challenges less impossible
  • Fix bugs in challenges
  • Improve drone physics
  • Add more drone models
  • Allow pairing of controllers

HoppAR

Reported bugs

7 issues
  • Black screen on horizontal surface scanning
  • Camera not working on certain devices
  • App won't open or crashes on startup
  • Gray screen display issue
  • iPad AR compatibility problems
Show 2 more
  • App performance issues causing crashes
  • Sound/audio problems requiring fixes

Requested features

15 requests
  • Space Shuttle addition
  • Manual control for Falcon 9 and Dragon
  • Free access to premium rockets
  • Launch towers for all rockets
  • Soyuz rocket
Show 10 more
  • Sea Dragon rocket
  • Starship inclusion
  • First-person/cockpit camera view
  • Non-AR mode for gameplay
  • VR mode support
  • Ability to place objects in front of rockets
  • Increased rocket size to fill room
  • Enhanced smoke/rumble effects
  • Original countdown voices per rocket
  • More rocket variety overall

In-app purchases

None

Sky Viper Flight Simulator

No in-app purchases

14 purchases

HoppAR

Subscriptions1
  • HoppAR Supporter$7.991 Year
One-time13
  • FALCON HEAVY$0.99
  • STARSHIP Belly Flop$0.99
  • SUPER HEAVY$0.99
Show 10 more
  • DELTA IV HEAVY$0.99
  • PERSEVERANCE$0.99
  • DRONESHIP OCISLY$0.99
  • NEW SHEPARD$0.99
  • ARIANE 5$0.99
  • ARTEMIS I$0.99
  • SOYUZ$0.99
  • ELECTRON$0.99
  • SATURN V$1.99
  • Control Feature$2.99

Questions

Is Sky Viper Flight Simulator free?
Sky Viper Flight Simulator is free to download, with no in-app purchases.
Is HoppAR free?
HoppAR is free to download, with in-app purchases available.
Which has better reviews, Sky Viper Flight Simulator or HoppAR?
HoppAR is rated higher. Sky Viper Flight Simulator averages 3.7 out of 5 from 197 ratings, while HoppAR averages 4.8 from 579 ratings.
Do Sky Viper Flight Simulator or HoppAR have ads?
Neither Sky Viper Flight Simulator nor HoppAR shows ads.
Which is updated more often, Sky Viper Flight Simulator or HoppAR?
Sky Viper Flight Simulator ships an update every 3 days, and HoppAR every 2 months. Most recently, Sky Viper Flight Simulator was updated on October 16, 2026 and HoppAR on October 8, 2026.

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