Comparison

Critter Code vs Train Attack

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

Head to head
About

Critter Code

Discover and collect unique monsters by scanning barcodes on everyday items. Train your creatures, evolve them, and engage in turn-based battles to become the ultimate champion. Turn your world into a monster battlefield!

Highlights
  • Scan barcodes to discover monsters
  • Collect, train, and upgrade Critters
  • Engage in turn-based battles
  • Evolve creatures
  • Real-world item integration
Features
Read full description

Step into the world of Critter Code, the ultimate monster-collecting and battling game where everyday items unlock epic adventures! Use your phone’s camera to scan barcodes on snacks, drinks, books—anything you can find—and discover unique Critters hidden in the real world. Each barcode scan battle reveals different creatures with its own stats, types, and special abilities. Train your team, evolve your Critters, and take on battles to prove you're the best out there! +++ Key Features+++ + Scan Barcodes to Discover Monsters – Find Critters by scanning barcodes on real-world objects. + Collect, Train & Upgrade – Build your monster team and strengthen them through training and upgrades. + Turn-Based Battles – Battle against wild Critters or challenge friends. + Barcode Monster Game – A fresh twist, monster hunting with barcode scanning. Perfect for fans of monster hunter games, barcode battlers, creature collecting, and scanning games. Whether you're scanning a soda can or a cereal box, every item hides a surprise. + Explore. Scan. Battle. Collect. Dominate. Download Critter Code today and turn your world into a monster battlefield! (Back Story) They thought they were creating salvation… Nexis—an advanced AI built to protect humanity. But from its code, something else emerged… Cipher. Rogue. Intelligent. Unstoppable. It spread silently, hiding in the barcodes of everyday life. Now, strange creatures—Critters—have started appearing, mutated fragments of Cipher’s corrupted code. Each one unique, each one powerful. The war is silent. The enemy… hiding in plain sight. New Updates Coming Soon! Join the fight today!

About

Train Attack

Command a powerful battle train in this idle merge game. Merge weapons and upgrade your convoy to blast through enemies and bosses. Build your railroad empire and explore a global battlefield.

Highlights
  • Merge combat units and weapons
  • Epic 2D shooting action
  • Upgrade and build your train base
  • Face giant bosses and nuclear attacks
  • Explore diverse global battlefields
  • Play solo or with friends
  • Collect daily rewards and bonuses
Features
Read full description

Merge Battle Trains: Epic Idle War Adventure Welcome to a 2D world where steel beasts ride the rails and rain fire upon their enemies! In this epic idle merge game, you are the commander of a powerful battle train. Assemble cars, merge weapons, and upgrade your armored convoy into an unstoppable force. The war has begun. Are you ready to fight, shoot, and win? GAMEPLAY THAT KEEPS YOU HOOKED Tap, merge, and upgrade to build your train into a deadly shooter machine. Combine guns, turrets, and combat gear to increase firepower. Then roll your train down the railroad, blasting through waves of enemies and massive bosses in thrilling battles. Every part of your train matters — from the freight cars you load to the guns you place. Create the best strategy to survive longer and achieve higher scores. TOP FEATURES Merge combat units Start with basic guns Merge them to create stronger, more advanced firepower Discover special and unique combinations to boost your train’s attack Epic shooting action Enjoy satisfying shooter gameplay in a fun, simplified 2D style Feel the blast as you hit enemies, destroy tanks, and tear through waves Upgrade and build your base Unlock new trains, weapons, and armor Expand your railroad empire Grow from a small station to a massive military base Nuclear explosions & boss fights Face giant bosses and enemy tanks in intense battles Use nuclear attacks and powerful guns to dominate Keep your train simulator running at full speed to survive Explore the global battlefield Travel through deserts, cities, and icy lands Visit new stations and train locations Fight on different tracks and become the best rail commander PLAY SOLO OR WITH FRIENDS Take on missions in single-player levels Or connect with friends and partners to complete special objectives Compare scores and see who commands the best battle train DAILY REWARDS & BONUSES Log in daily to collect free rewards Open packs of weapons and gear Earn currency and upgrade your army faster A GAME OF STRATEGY AND SPEED This isn’t just about tapping and watching explosions. You’ll need smart planning, fast reactions, and the ability to build a train that’s ready for any war. Think ahead, choose wisely, and control every shot fired from your guns. Are you the commander this world needs? BECOME A MERGE MASTER Crush enemies in the most awesome train simulator ever Rise through levels and unlock giant battle engines Command a growing army of steel and firepower Rule the global battlefield and earn your place as a legend Whether you love idle games, shooting games, or unique merge experiences — this one brings it all on tracks. This is not just a game, it’s a thrilling adventure across rails where you create, learn, and destroy. No complex controls, just pure fun, explosive action, and strategic depth! Ready to take command? Start building your dream train army and jump into this epic ride today!

Screenshots

Critter Code4 screens
Train Attack4 screens

Verdict

The call

The clearest difference is ads: Critter Code at none against Train Attack's shown. Critter Code also leads on review sentiment (33% vs 12%) and rating (4.3 vs 4.0). Train Attack's advantage is update cadence (every 11 days vs every 2 months) and ratings volume (967 vs 8). On price, in-app purchases, 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. Critter Code sells 10 one-off in-app purchases and Train Attack sells 16 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Critter Code holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Train Attack has 967 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 33% of Critter Code's written reviews are positive against 12% of Train Attack's.

UpkeepUpdate frequency

Critter Code ships an update every 2 months, Train Attack every 11 days. Both last shipped on September 25, 2026.

Scorecard6 real differences · 4 level
Critter Code versus Train Attack: the parameters behind the verdict, then further details
ParameterCritter CodeTrain Attack
PriceFreeFree
Rating4.3 (8 ratings) — better4.0 (967 ratings)
Positive reviews33.3% of reviews — better11.6% of reviews
Number of ratings8967 — better
Update frequencyEvery 2 monthsEvery 11 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size222 MB250 MB
Age rating9+12+
DeveloperPOINTY PINE GAMES LLCMAD PIXEL

Customer experience

Critter Code

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews3 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

Train Attack

All ratings967 ratings
Positive75.4%
Neutral4.2%
Negative20.4%
Written reviews380 reviews
Positive11.6%
Neutral11.1%
Negative77.4%

Bugs and requests

Critter Code

Not enough reviews yet to summarise bugs or requests.

Train Attack

Reported bugs

2 issues
  • Game freezes on wave 5 stage 3
  • Enemies disappear halfway through levels

Requested features

2 requests
  • Reduce the number of ads
  • Fix bugs and glitches

In-app purchases

10 purchases

Critter Code

One-time10
  • Remove Ads Forever$1.49
  • "Start" Package$1.49
  • "Treasure Hunter" Package$2.79
Show 7 more
  • Special Supply$3.49
  • Starter Pack$6.49
  • "Lover's Gold" Package$6.49
  • Special Chest Pack$8.99
  • "Premium Treasure" Package$12.99
  • "Space Treasure" Package$18.99
  • Mythical Critter Pack$54.99
16 purchases

Train Attack

One-time16
  • 110 Diamonds$0.99
  • Starter Pack$1.99
  • Battle Pass Premium$2.99
Show 13 more
  • NoAds + Bonus$3.99
  • NoAds$3.99
  • Conductor Pack$4.99
  • Gold Dungeon Pass$4.99
  • 600 Diamonds$4.99
  • Rail King Bundle$9.99
  • 1 300 Diamonds$9.99
  • VIP Bundle$9.99
  • Monthly Pass Forever$14.99
  • All In One Bundle$14.99
  • 2 800 Diamonds$19.99
  • 7 500 Diamonds$49.99
  • 16 000 Diamonds$99.99

Questions

Is Critter Code free?
Critter Code is free to download, with in-app purchases available.
Is Train Attack free?
Train Attack is free to download, with in-app purchases available.
Which has better reviews, Critter Code or Train Attack?
Critter Code is rated higher. Critter Code averages 4.3 out of 5 from 8 ratings, while Train Attack averages 4.0 from 967 ratings.
Do Critter Code or Train Attack have ads?
Train Attack shows ads; Critter Code does not.
Which is updated more often, Critter Code or Train Attack?
Critter Code ships an update every 2 months, and Train Attack every 11 days. Most recently, Critter Code was updated on September 25, 2026 and Train Attack on September 25, 2026.

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