Comparison

Airport Scanner 2 vs Gun Builder 3D!

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

Head to head
About

Airport Scanner 2

Become a security agent and scan luggage for prohibited items in a new 3D gameplay experience. Compete against friends by smuggling collectables and build your collection of rare items across 50 airports.

Highlights
  • 3D exploded view scanning mode
  • Player versus Player smuggling
  • Collectable items
  • 50 airports with missions
  • Real TSA prohibited items
  • Upgradable X-RAY scanner
  • Line management
Features
Read full description

From the creators of Airport Scanner comes the sequel, Airport Scanner 2! This super addicting luggage scanning game now has a brand new 3D gameplay experience and a Player versus Player smuggling game! Work your way through over 100 missions at 50 airports across the US. Build your rank by stopping the bad guys from bringing bad things through security while still getting the flights out on time! Stay on top of ever changing rules and regulations, while working at busier and busier airports. Use your X-RAY scanner to look through carry-on luggage and find the prohibited items. Your scanner is equipped with a high-tech 3D exploded view that lets you really get in there and see what’s in the bags. If that’s not enough, you can also equip your scanner with an arsenal of handy power-ups that can help you handle even the craziest bags. This time around there are also smugglers! These sneaky passengers will try to smuggle a valuable collectable past your scanner in the midst of the frantic action. If you find the collectable you get to add it to your collection and the smuggler will join your team! Then you can then send your new smuggler to another player’s airport and help you build your collection of collectables! Just pack the collectable into in a bag and send it to a friend or random opponent and hopefully they wont find it! Can you find or smuggle every collectable in the game? FEATURES * New 3D exploded view scanning mode. * Multiple viewing angles just like real X-RAY scanners. * Smuggle collectable items past your friends for an extra reward in the new PvP gameplay! * Find 100+ rare collectable items. * 50 airports with multiple missions means hours of enjoyment. * Real TSA Prohibited and Allowed Items. * Fully Upgradable X-RAY Scanner with power-ups. * Line management - fast track first class passengers and get flight crew on their flights with just one tap! * Line management Rewards – collect coins and upgrades for successfully completing line management. game. * Lots of brain-bending rule variations that keep you on your toes. ADDITIONAL FEATURES * Challenge your friends by trying to smuggle collectables by them. * 3D baggage screening and beautiful iPhone Retina graphics. * Universal support including iPhone and iPad.

About

Gun Builder 3D!

Assemble intricate firearms in a 3D puzzle environment. Fulfill orders, earn in-game currency, and unlock new tools and weapon designs. Enjoy smooth animations and a satisfying building experience.

Highlights
  • 3D puzzle gun assembly
  • Fulfill gun orders
  • Earn in-game money
  • Unlock new tools and guns
  • Upgrade workspace
  • Smooth animations
Features
Read full description

Gun Builder is the new-generation 3D Puzzle Game! Take Orders and Build guns in Puzzle-like levels step by step and Earn Money and purchase new Tools. Easy to play : Simply drag the Pieces to the work table to craft the ordered Gun and see how it works. Key Features : - Awesome 3D Graphics and Smooth Animations - Unlock Various type of Cool Guns - New-generation Puzzle 3D game - Upgrade your Work place by Selling Guns - Different Tools to Build Guns

Screenshots

Airport Scanner 24 screens
Gun Builder 3D!3 screens

Verdict

The call

The clearest difference is rating: Gun Builder 3D! at 4.7 against Airport Scanner 2's 3.8. Gun Builder 3D! also leads on in-app purchases (none vs 8) and ratings volume (4.5K vs 97). Airport Scanner 2's advantage is ads (none vs shown) and iOS requirement (10.0 vs 12.0). On price, review sentiment, monetization model 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. Airport Scanner 2 sells 8 one-off in-app purchases. Gun Builder 3D! asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Gun Builder 3D! holds the better App Store score, 4.7 against 3.8. That said, the two scores are not equally well evidenced: Gun Builder 3D! has 4.5K ratings behind it against 97, so its average is the more settled of the two. Written reviews point the same way: 45% of Airport Scanner 2's written reviews are positive against 53% of Gun Builder 3D!'s.

UpkeepUpdate frequency

Airport Scanner 2 ships an update every 2 months, Gun Builder 3D! fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
Airport Scanner 2 versus Gun Builder 3D!: the parameters behind the verdict, then further details
ParameterAirport Scanner 2Gun Builder 3D!
PriceFreeFree
Rating3.8 (97 ratings)4.7 (4.5K ratings) — better
Positive reviews45.0% of reviews52.9% of reviews — better
Number of ratings974.5K — better
Update frequencyEvery 2 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better12.0
Further details — not scored
Size509 MB407 MB
Age rating12+12+
DeveloperKedlin Company, LLCmoztec

Customer experience

Airport Scanner 2

All ratings97 ratings
Positive69.1%
Neutral8.2%
Negative22.7%
Written reviews40 reviews
Positive45.0%
Neutral15.0%
Negative40.0%

Gun Builder 3D!

All ratings4,516 ratings
Positive93.4%
Neutral2.6%
Negative4.0%
Written reviews119 reviews
Positive52.9%
Neutral7.6%
Negative39.5%

User reviews

Airport Scanner 2

From 97 App Store ratings

What we love

  • 👍 Fun childhood game nostalgia
  • 💡 Interesting TSA simulator concept
  • 👍 PVP mode adds interest
  • 👍 3D mode is a cool addition
  • 👍 Good game offline

Room to improve

  • 🐛 App crashes on opening
  • 🐛 Repeatedly crashes after one round
  • 🐛 Game doesn't get past opening sequence
  • 🐛 Automatically closes on opening
  • 🐛 Impossible passengers require power-ups

Gun Builder 3D!

From 4.5K App Store ratings

What we love

  • 💕 Enjoyable game
  • 👍 Minimal ads
  • 🤩 Fun and challenging
  • 🎉 Great for passing time
  • 🙂 Relaxing experience

Room to improve

  • 🐛 Crashes and stability issues
  • 🤔 Overly precise part placement
  • 💸 Too many ads
  • 🤯 Frustrating difficulty
  • 😕 Inaccurate gun representations

Bugs and requests

Airport Scanner 2

Reported bugs

9 issues
  • App crashes upon opening
  • App automatically closes upon opening
  • Game crashes after one round
  • Game doesn't get past opening sequence
  • Sending a smuggler requires an internet connection
Show 4 more
  • Smuggler missions fail
  • Scanner is overly sensitive to touch
  • Cannot link Facebook account
  • Game doesn't work on iPhone SE

Requested features

10 requests
  • Bring back sentencing and cash
  • Update for newer iPhone screens
  • Add button to release passenger from custody
  • Make Airport Scanner 3
  • Bring back bonus time
Show 5 more
  • Add bag search job
  • Add abilities for impossible people
  • Add prison bus feature
  • Add airport shop
  • Add meter maid city update

Gun Builder 3D!

Reported bugs

5 issues
  • Game crashes on launch
  • Progress resets or gets deleted
  • Parts not registering in correct spots
  • Freezing and performance issues
  • Compatibility problems on certain devices

Requested features

5 requests
  • More levels and guns
  • Shooting range or target practice mode
  • Camera mode to view built guns
  • Less restrictive part placement
  • Improved gun accuracy and realism

In-app purchases

8 purchases

Airport Scanner 2

One-time8
  • 10 Coins$1.99
  • No Ads.$3.99
  • 20 Coins + Special Offers$3.99
Show 5 more
  • 30 Coins$4.99
  • 75 Coins$9.99
  • 175 Coins$19.99
  • 450 Coins$49.99
  • 1,000 Coins$99.99
None

Gun Builder 3D!

No in-app purchases

Questions

Is Airport Scanner 2 free?
Airport Scanner 2 is free to download, with in-app purchases available.
Is Gun Builder 3D! free?
Gun Builder 3D! is free to download, with no in-app purchases.
Which has better reviews, Airport Scanner 2 or Gun Builder 3D!?
Gun Builder 3D! is rated higher. Airport Scanner 2 averages 3.8 out of 5 from 97 ratings, while Gun Builder 3D! averages 4.7 from 4.5K ratings.
Do Airport Scanner 2 or Gun Builder 3D! have ads?
Gun Builder 3D! shows ads; Airport Scanner 2 does not.
Which is updated more often, Airport Scanner 2 or Gun Builder 3D!?
Airport Scanner 2 ships an update every 2 months, and Gun Builder 3D! fortnightly. Most recently, Airport Scanner 2 was updated on November 2, 2026 and Gun Builder 3D! on November 3, 2026.

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