Comparison

Build A Train 2 vs googolChooChoo3D2

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

Head to head
About

Build A Train 2

Design custom trains and build your own maps to drive them on. This sequel allows kids to create unique engines and cars, then explore their creations. Future content updates are included free.

Highlights
  • Customize train engines and cars
  • 64 color options for trains
  • Map builder with terrain and track layout
  • Configure trains with up to 8 cars
  • Drive trains on custom maps
  • Unlockable content through gameplay
Features
Currently charting
Read full description

Build A Train 2 is the sequel to the top train app Build A Train! MILLIONS of little train-lovers have enjoyed the original Build A Train, and many have asked us to be able to create their own maps. Well now you can! Build A Train 2 lets kids design their own custom train engines and cars, build their own maps, and then drive their trains on their maps. It is the the perfect one-stop train adventure for your iPhone, iPad, or iPod Touch. It's also a universal app – buy once, play on any of your devices. Even better, all future content updates are included FREE in the full version of Build A Train 2. 

 PLEASE NOTE: Designed for kids aged 1-6.
 
Build A Train 2 includes the following features:
 • Customize your train engines and cars Choose from dozens of train templates to mix and match train bodies, windows, wheels, and more! • 64 fun colors available Color the perfect train. Literally thousands of possible trains will be at your child’s fingertips! • Map builder Design truly custom maps by selecting a terrain, a track layout, choosing the stations and even adding extras for flourish! • Configure your train Add up to 8 train engines and cars to your train configuration. Swipe through your train galleries, tap your favorites and drag them into place. Simply double tap to delete or drag a new one on top to replace. • Drive your train on a map Control the switches on the track to determine where your train goes. Control the speed of your train. Pick-up cargo and collect points. NEW! Drag your control panel to the left, right or bottom of the screen! 
• Unlockable content Start with a few map elements and unlock items through gameplay, by driving on the maps and picking up cargo. Watch your child’s face light up as he or she earns new items! Available in English, Arabic, Chinese, French, German, Hungarian, Italian, Japanese, Korean, Portuguese, Russian and Spanish! If you enjoy Build A Train 2, please let us know by giving us a rating or review on the App Store! We also appreciate direct feedback and bug reports, which we will address within 1-2 business days. Email us at support@playtend.com Enjoy!

About

googolChooChoo3D2

Design and build your own 3D model railroad layouts with customizable tracks, structures, and terrain. Experience your creations from various viewpoints, including the driver's seat of a running train.

Highlights
  • 3D model railroad simulation
  • Customizable track and structure placement
  • Terrain creation and editing
  • Multiple viewing perspectives
  • Automatic tunnel generation
  • Driver's seat view
Features
Read full description

googolChooChoo3D2 is a 3D model railroad simulation program. It is easy to make your own layout. You can add tracks and structures freely to the layout. You can also make a terrain on the layout. You can see the layout in 3D from driver's seat of a running train or from several other locations. New features -The terrain has become editable. -A tunnel is automatically generated. System Requirements -iOS 10.0 or later. -64bit CPU. (recommended A8 or higher)

Screenshots

Build A Train 24 screens
googolChooChoo3D24 screens

Verdict

The call

The clearest difference is price: googolChooChoo3D2 at Free against Build A Train 2's $2.99. googolChooChoo3D2 also leads on update cadence (monthly vs every 46 months) and rating (4.0 vs 3.8). Build A Train 2's advantage is ads (none vs shown) and chart position (#200 vs unranked). On ratings volume, 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

googolChooChoo3D2 is free to download; Build A Train 2 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

googolChooChoo3D2 holds the better App Store score, 4.0 against 3.8. Both are backed by a comparable volume of ratings — 24 and 34 respectively. Written reviews point the same way: 67% of Build A Train 2's written reviews are positive against 77% of googolChooChoo3D2's.

UpkeepUpdate frequency

Build A Train 2 ships an update every 46 months, googolChooChoo3D2 monthly. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

Scorecard8 real differences · 3 level
Build A Train 2 versus googolChooChoo3D2: the parameters behind the verdict, then further details
ParameterBuild A Train 2googolChooChoo3D2
Price$2.99Free — better
Rating3.8 (24 ratings)4.0 (34 ratings) — better
Positive reviews66.7% of reviews76.9% of reviews — better
Number of ratings2434 — better
Update frequencyEvery 46 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidAd-supported — better
Best chart rank#200 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better12.0
Further details — not scored
Size100 MB39 MB
Age rating4+4+
DeveloperPlaytend Apps LLPKouichi Hayashi

Customer experience

Build A Train 2

All ratings24 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews6 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

googolChooChoo3D2

All ratings34 ratings
Positive70.6%
Neutral14.7%
Negative14.7%
Written reviews13 reviews
Positive76.9%
Neutral0.0%
Negative23.1%

In-app purchases

None

Build A Train 2

No in-app purchases

None

googolChooChoo3D2

No in-app purchases

Questions

Is Build A Train 2 free?
Build A Train 2 costs $2.99, with no in-app purchases.
Is googolChooChoo3D2 free?
googolChooChoo3D2 is free to download, with no in-app purchases.
Which has better reviews, Build A Train 2 or googolChooChoo3D2?
googolChooChoo3D2 is rated higher. Build A Train 2 averages 3.8 out of 5 from 24 ratings, while googolChooChoo3D2 averages 4.0 from 34 ratings.
Do Build A Train 2 or googolChooChoo3D2 have ads?
googolChooChoo3D2 shows ads; Build A Train 2 does not.
Which is updated more often, Build A Train 2 or googolChooChoo3D2?
Build A Train 2 ships an update every 46 months, and googolChooChoo3D2 monthly. Most recently, Build A Train 2 was updated on September 23, 2026 and googolChooChoo3D2 on September 8, 2026.

Other comparisons