Comparison

Gear Warrior vs Train Invasion

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

Head to head
About

Gear Warrior

A tactical battle game where players strategically place rotating gears to generate and deploy various units in real-time. Progress through challenging levels across diverse battlegrounds by building a powerful army and upgrading units.

Highlights
  • Strategic gear-based unit production
  • Intuitive controls
  • Satisfying combat animations
  • Variety of upgradeable units
  • Dozens of handcrafted levels
  • Casual gameplay with deep strategy
Features
Read full description

Gear Warrior is a fresh and addictive tactical battle game where gears create warriors and strategy leads to victory. Place rotating gears on the battlefield to generate units in real-time. Each gear type produces different soldiers at different rates, and how you arrange them makes all the difference. Design your grid layout, build your perfect army, and crush waves of enemy forces to progress through challenging levels. Explore multiple themed battlegrounds like lush forests, scorching deserts, and erupting volcanoes. Unlock and upgrade a wide variety of units including Swordsmen, Archers, Spearmen, Cavalry, Bomb Throwers, and powerful Dragon Riders. Strengthen your army between battles to tackle increasingly difficult opponents. Key Features: - Strategic gear-based unit production - Intuitive controls and satisfying combat animations - Rich variety of upgradeable units - Hand-drawn 2D cartoon-style visuals - Dozens of handcrafted levels with increasing challenge - A perfect blend of casual gameplay and deep strategy Easy to pick up, hard to master—Gear Warrior brings a clever twist to the world of tower defense. Download now and test your tactical skills in the gear-powered war zone!

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!

Screenshots

Gear Warrior4 screens
Train Invasion4 screens

Verdict

The call

The clearest difference is review sentiment: Gear Warrior at 100% against Train Invasion's 25%. Gear Warrior also leads on rating (4.0 vs 3.0) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Gear Warrior holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews point the same way: 100% of Gear Warrior's written reviews are positive against 25% of Train Invasion's.

UpkeepUpdate frequency

Gear Warrior ships an update every 3 weeks, Train Invasion every 2 months. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Gear Warrior versus Train Invasion: the parameters behind the verdict, then further details
ParameterGear WarriorTrain Invasion
PriceFreeFree
Rating4.0 (3 ratings) — better3.0 (5 ratings)
Positive reviews100.0% of reviews — better25.0% of reviews
Number of ratings35 — better
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better13.0
Further details — not scored
Size116 MB201 MB
Age rating12+4+
DeveloperZPLAY (HK) TECHNOLOGY CO., LIMITEDKiwert

Customer experience

Gear Warrior

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Train Invasion

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

In-app purchases

None

Gear Warrior

No in-app purchases

None

Train Invasion

No in-app purchases

Questions

Is Gear Warrior free?
Gear Warrior is free to download, with no in-app purchases.
Is Train Invasion free?
Train Invasion is free to download, with no in-app purchases.
Which has better reviews, Gear Warrior or Train Invasion?
Gear Warrior is rated higher. Gear Warrior averages 4.0 out of 5 from 3 ratings, while Train Invasion averages 3.0 from 5 ratings.
Do Gear Warrior or Train Invasion have ads?
Both Gear Warrior and Train Invasion show ads.
Which is updated more often, Gear Warrior or Train Invasion?
Gear Warrior ships an update every 3 weeks, and Train Invasion every 2 months. Most recently, Gear Warrior was updated on October 24, 2026 and Train Invasion on October 24, 2026.

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