# Zombie Secret vs EmpireBuilder

The clearest difference is ads: EmpireBuilder at none against Zombie Secret's shown. EmpireBuilder also leads on update cadence (every 3 days vs every 8 days). Zombie Secret's advantage is iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Zombie Secret sells 8 one-off in-app purchases and EmpireBuilder sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Zombie Secret ships an update every 8 days, EmpireBuilder every 3 days. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Zombie Secret | EmpireBuilder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (139 ratings)](https://appshunter.io/ios/app/zombie-secret-guides-for-cod/id1360852973/reviews)** | — |
| Number of ratings | **139** | — |
| Positive reviews | 84.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 20 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Romain Arsac](https://appshunter.io/developer/1183285994) | [Gitesh Agarwal](https://appshunter.io/developer/1524290447) |

## What reviewers say

### Zombie Secret

[App page](https://appshunter.io/ios/app/zombie-secret-guides-for-cod/id1360852973)

This app provides comprehensive guides for every Call of Duty Zombies map. It includes detailed solutions for Easter Eggs, buildables, side quests, and optional video guides. Stay updated with new discoveries and strategies to enhance your gameplay.

**Highlights:** Complete map guides with screenshots, Easter Egg solutions, Buildables and side quests, Optional video guides, New discovery notifications, Regular updates

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip $2,49 | $2.49 | one-time |
| Tip $5 | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Tip $10 | $9.99 | one-time |
| Tip $25 | $24.99 | one-time |
| Tip $50 | $49.99 | one-time |
| Tip $100 | $99.99 | one-time |
| Tip $1000 | $999.99 | one-time |


### EmpireBuilder

[App page](https://appshunter.io/ios/app/empirebuilder/id6670728615)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Build | $4.99 | one-time |
| Custom Build | $7.99 | one-time |


## Frequently asked questions

### Is Zombie Secret free?

Zombie Secret is free to download, with in-app purchases available.

### Is EmpireBuilder free?

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

### Do Zombie Secret or EmpireBuilder have ads?

Zombie Secret shows ads; EmpireBuilder does not.

### Which is updated more often, Zombie Secret or EmpireBuilder?

Zombie Secret ships an update every 8 days, and EmpireBuilder every 3 days. Most recently, Zombie Secret was updated on October 24, 2026 and EmpireBuilder on October 4, 2026.

---

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