Comparison

Train Invasion vs Brain Evolution!

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

Head to head
About

Train Invasion

Defend a runaway train from relentless zombie hordes in this action-packed defense game. Upgrade your character with powerful perks and unique builds to survive increasingly challenging waves and deadly boss battles. Every run offers a new roguelite experience with stylized visuals and immersive gameplay.

Highlights
  • Dynamic zombie wave battles
  • Perk-based upgrade system
  • Roguelite progression
  • Stylized visuals
  • Train defense gameplay
  • Boss battles
Features
Read full description

Train Invasion – Defend. Upgrade. Survive. All aboard… the apocalypse has arrived. In Train Invasion, you are the last hope for a runaway train hurtling through a world overrun by zombies. Intense combat zones, mysterious lucky rooms, deadly boss battles, and more. Survive relentless zombie waves Equip your character, fight off hordes, and protect the train at all costs. Lose the train, and it’s game over. Activate powerful perks Level up and unlock perks of different rarities. Combine them to create unstoppable builds and crush the undead with style. Key Features Dynamic zombie wave battles Perk-based upgrade system with rarity tiers Roguelite progression – every run counts Stylized visuals and immersive train defense gameplay Ready to protect the last train on Earth? Jump in now!

About

Brain Evolution!

Tap your way to infinite brainpower in this chaotic idle clicker. Earn Brains with every tap, boost your power with upgrades, and grow your empire even while offline. Enjoy endless progression and satisfying tap effects in this addictive adventure.

Highlights
  • Endless upgrades
  • Daily spin wheel
  • Auto Brain generation
  • Offline rewards
  • Satisfying tap effects
  • Casual and hardcore play
Features
Read full description

Welcome to Brain Evolution! — the most chaotic tapping adventure on mobile! Tap your way to infinite brainpower in the funniest, silliest, and most addictive idle clicker ever made. Every tap earns Brains, every upgrade boosts your power, and your empire grows even while you're offline! Perfect for quick sessions or long grinding sessions — this game NEVER stops giving you progress. How to Play Tap the giant brain to earn Brains Level up your tap power & auto brains Collect Gems from rare wheel drops Spin the Daily Wheel for huge rewards Earn offline Brains while you're away Upgrade endlessly and watch your numbers explode Features Endless upgrades to keep progression flowing Daily spin wheel with big Brain & Gem rewards Auto Brain generation running 24/7 Gems to unlock special boosts and purchases Funny and chaotic Smooth animations & satisfying tap effects Offline rewards — progress even when the app is closed Perfect for casual players & hardcore grinders Why You’ll Love It Brain Evolution! isn’t just another tapper — it’s a fast, loud, and addictive progression machine. No waiting. No paywalls. Just pure upgrade dopamine. There’s always something new to unlock, something bigger to chase, and more Brains to grind. Created by Beuh Studios A small indie team making funny, creative, chaotic mobile games. Thanks for supporting us — and letting our brains rot... one tap at a time!

Screenshots

Train Invasion4 screens
Brain Evolution!4 screens

Verdict

The call

The clearest difference is review sentiment: Brain Evolution! at 100% against Train Invasion's 25%. Brain Evolution! also leads on rating (5.0 vs 3.0) and ads (none vs shown). Train Invasion's advantage is in-app purchases (none vs 7) and iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence 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. Brain Evolution! sells 7 one-off in-app purchases. Train Invasion asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Brain Evolution! holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 25% of Train Invasion's written reviews are positive against 100% of Brain Evolution!'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard6 real differences · 4 level
Train Invasion versus Brain Evolution!: the parameters behind the verdict, then further details
ParameterTrain InvasionBrain Evolution!
PriceFreeFree
Rating3.0 (5 ratings)5.0 (2 ratings) — better
Positive reviews25.0% of reviews100.0% of reviews — better
Number of ratings5 — better2
Update frequencyEvery 2 monthsEvery 2 months
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size201 MB243 MB
Age rating4+4+
DeveloperKiwertTyler Powell

Customer experience

Train Invasion

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews4 reviews
Positive25.0%
Neutral50.0%
Negative25.0%

Brain Evolution!

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Train Invasion

No in-app purchases

7 purchases

Brain Evolution!

One-time7
  • Brainrot Pack Small$0.99
  • Brainrot Pack Medium$3.99
  • Skibidi Power Pack$7.99
Show 4 more
  • Sigma Power Pack$14.99
  • Ultimate Brainrot Pack$29.99
  • Rizz God Pack$49.99
  • Omega Brainrot Pack$99.99

Questions

Is Train Invasion free?
Train Invasion is free to download, with no in-app purchases.
Is Brain Evolution! free?
Brain Evolution! is free to download, with in-app purchases available.
Which has better reviews, Train Invasion or Brain Evolution!?
Brain Evolution! is rated higher. Train Invasion averages 3.0 out of 5 from 5 ratings, while Brain Evolution! averages 5.0 from 2 ratings.
Do Train Invasion or Brain Evolution! have ads?
Train Invasion shows ads; Brain Evolution! does not.
Which is updated more often, Train Invasion or Brain Evolution!?
Train Invasion ships an update every 2 months, and Brain Evolution! every 2 months. Most recently, Train Invasion was updated on November 5, 2026 and Brain Evolution! on October 31, 2026.

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