# Idle Explorer vs Train Invasion

The clearest difference is in-app purchases: Train Invasion at none against Idle Explorer's 6. Idle Explorer's advantage is ratings volume (294 vs 2) and rating (4.3 vs 4.0). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Idle Explorer sells 6 one-off in-app purchases. Train Invasion asks for nothing beyond the download.

Idle Explorer holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Idle Explorer has 294 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 24% and 25% positive.

Idle Explorer ships an update fortnightly, Train Invasion every 2 months. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Idle Explorer | Train Invasion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (294 ratings)](https://appshunter.io/ios/app/idle-explorer/id1491737397/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/train-invasion/id6751881247/reviews) |
| Number of ratings | **294** | 2 |
| Positive reviews | 24.1% of reviews | **25.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 174 MB | 201 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [MADBOX](https://appshunter.io/developer/981448700) | [Kiwert](https://appshunter.io/developer/1426743821) |

## What reviewers say

### Idle Explorer

[App page](https://appshunter.io/ios/app/idle-explorer/id1491737397)

Become a settler and discover new lands in this idle simulation game. Hire workers, gather resources, and earn money to upgrade your team and skills. Enjoy a super easy-to-play experience focused on exploration and profit.

**Highlights:** Explore new lands, Hire and upgrade workers, Gather resources, Earn in-game currency, Upgrade skills, Become a settler

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small profit boost | $0.99 | one-time |
| Small speed boost | $0.99 | one-time |
| Large speed boost | $3.99 | one-time |
| Large profit boost | $3.99 | one-time |
| Enormous profit boost | $9.99 | one-time |
| Enormous speed boost | $9.99 | one-time |

**What reviewers like**

- 👍 Cute and simple game
- 👍 Decent idle game idea
- 👍 Runs smoothly
- 👍 Cute graphics
- 👍 Good mechanics

**What reviewers complain about**

-  anúncios Ads, ads, and more ads
-  anúncios Forced ad viewing
-  anúncios Ads disrupt gameplay
-  anúncios No option to buy ad freedom
-  anúncios Ads every time you level up

**Reported bugs**

- Cannot go to the next world/island
- Stuck on islands/levels
- App doesn't open (gray screen)
- Game crashes, especially with ad boosters
- Progress reset after update

**Requested features**

- Add music and sound effects
- Option to buy ad freedom
- More content/features
- Fix progress reset bug
- Improve map collection rate


### Train Invasion

[App page](https://appshunter.io/ios/app/train-invasion/id6751881247)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Idle Explorer free?

Idle Explorer is free to download, with in-app purchases available.

### Is Train Invasion free?

Train Invasion is free to download, with no in-app purchases.

### Which has better reviews, Idle Explorer or Train Invasion?

Idle Explorer is rated higher. Idle Explorer averages 4.3 out of 5 from 294 ratings, while Train Invasion averages 4.0 from 2 ratings.

### Do Idle Explorer or Train Invasion have ads?

Both Idle Explorer and Train Invasion show ads.

### Which is updated more often, Idle Explorer or Train Invasion?

Idle Explorer ships an update fortnightly, and Train Invasion every 2 months. Most recently, Idle Explorer was updated on October 20, 2026 and Train Invasion on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*