# Stack Rail vs Idle Train Tycoon

The clearest difference is ads: Stack Rail at none against Idle Train Tycoon's shown. Stack Rail also leads on update cadence (every 4 days vs every 6 months) and iOS requirement (10.0 vs 12.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stack Rail ships an update every 4 days, Idle Train Tycoon every 6 months. The most recent releases landed on September 24, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Stack Rail | Idle Train Tycoon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (28 ratings)](https://appshunter.io/ios/app/idle-train-tycoon/id6444662891/reviews)** |
| Number of ratings | — | **28** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 6 months |
| Monetization | — | Ad-supported |
| Size | 104 MB | 148 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seher Anwar](https://appshunter.io/developer/1322493633) | [1788918 Alberta Ltd](https://appshunter.io/developer/597315953) |

## What reviewers say

### Stack Rail

[App page](https://appshunter.io/ios/app/stack-rail-save-the-train/id1546846513)

**Features:** macOS Compatibility

**In-app purchases:** none


### Idle Train Tycoon

[App page](https://appshunter.io/ios/app/idle-train-tycoon/id6444662891)

Build and manage a railway empire by earning money, expanding your network, and upgrading your trains. Unlock new stations and rolling stock to increase your idle earnings and become a powerful train tycoon.

**Highlights:** Manage and upgrade trains, Build and improve train stations, Expand railway network, Increase idle earnings, Unlock new rolling stock, Tap boost for trains

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Stack Rail free?

Stack Rail is free to download, with no in-app purchases.

### Is Idle Train Tycoon free?

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

### Do Stack Rail or Idle Train Tycoon have ads?

Idle Train Tycoon shows ads; Stack Rail does not.

### Which is updated more often, Stack Rail or Idle Train Tycoon?

Stack Rail ships an update every 4 days, and Idle Train Tycoon every 6 months. Most recently, Stack Rail was updated on September 24, 2026 and Idle Train Tycoon on September 6, 2026.

---

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