# Zombie Idle vs Railway JAM

The clearest difference is ads: Zombie Idle at none against Railway JAM's shown. Zombie Idle also leads on iOS requirement (7.0 vs 12.0). Railway JAM's advantage is update cadence (daily vs every 3 weeks). 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.

Zombie Idle ships an update every 3 weeks, Railway JAM daily. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Zombie Idle | Railway JAM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (7 ratings)](https://appshunter.io/ios/app/zombie-idle/id1399172064/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free | — |
| Size | 120 MB | 108 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [RedLine Games](https://appshunter.io/developer/1050165849) | [Mohamed Amine ADJABI](https://appshunter.io/developer/1347890183) |

## What reviewers say

### Zombie Idle

[App page](https://appshunter.io/ios/app/zombie-idle/id1399172064)

Become the ultimate survivor in this idle game. Upgrade your weapons and characters to defeat zombies and earn cash. Progress through the game by continuously improving your defenses and offensive capabilities.

**Highlights:** Idle gameplay mechanics, Weapon and survivor upgrades, Zombie combat, Cash income generation, Survivor progression

**Features:** macOS Compatibility

**In-app purchases:** none


### Railway JAM

[App page](https://appshunter.io/ios/app/railway-jam/id6590604768)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zombie Idle free?

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

### Is Railway JAM free?

Railway JAM is free to download, with no in-app purchases.

### Do Zombie Idle or Railway JAM have ads?

Railway JAM shows ads; Zombie Idle does not.

### Which is updated more often, Zombie Idle or Railway JAM?

Zombie Idle ships an update every 3 weeks, and Railway JAM daily. Most recently, Zombie Idle was updated on November 2, 2026 and Railway JAM on October 27, 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.*