# Zombie Fortress vs Difficult Game About Letters

The clearest difference is ads: Difficult Game About Letters at none against Zombie Fortress's shown. Difficult Game About Letters also leads on update cadence (daily vs every 26 months). Zombie Fortress's advantage is ratings volume (4 vs 1). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Zombie Fortress sells 7 one-off in-app purchases and Difficult Game About Letters sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Zombie Fortress against 5.0 for Difficult Game About Letters. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Zombie Fortress ships an update every 26 months, Difficult Game About Letters daily. Both last shipped on October 24, 2026.

## The numbers

| Metric | Zombie Fortress | Difficult Game About Letters |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/zombie-fortress-evolution/id950709484/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/difficult-game-about-letters/id6754199114/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 26 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 122 MB | 230 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jurassic Apps](https://appshunter.io/developer/1677042538) | [Giorgi Abelashvili](https://appshunter.io/developer/411272824) |

## What reviewers say

### Zombie Fortress

[App page](https://appshunter.io/ios/app/zombie-fortress-evolution/id950709484)

Survive a zombie apocalypse on a vast island. Hunt the undead, rescue survivors, and gather supplies to fortify your base. Explore a dynamic 3D world with various weapons and vehicles.

**Highlights:** Zombie hunting and survival, Rescue stranded survivors, Explore a large 3D environment, Multiple weapons and vehicles, Day/night cycle and weather effects, Base building and defense

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Handful of Sunga's - 10 | $0.99 | one-time |
| Satchel of Sunga's - 20 | $1.99 | one-time |
| Backpack of Sunga's - 45 | $2.99 | one-time |
| Chest of Sunga's - 100 | $3.99 | one-time |
| Cart of Sunga's - 300 | $9.99 | one-time |
| Wagon of Sunga's - 1000 | $14.99 | one-time |
| Shed of Sunga's - 3000 | $40.99 | one-time |


### Difficult Game About Letters

[App page](https://appshunter.io/ios/app/difficult-game-about-letters/id6754199114)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $4.99 | one-time |


## Frequently asked questions

### Is Zombie Fortress free?

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

### Is Difficult Game About Letters free?

Difficult Game About Letters is free to download, with in-app purchases available.

### Which has better reviews, Zombie Fortress or Difficult Game About Letters?

Zombie Fortress and Difficult Game About Letters are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Zombie Fortress or Difficult Game About Letters have ads?

Zombie Fortress shows ads; Difficult Game About Letters does not.

### Which is updated more often, Zombie Fortress or Difficult Game About Letters?

Zombie Fortress ships an update every 26 months, and Difficult Game About Letters daily. Most recently, Zombie Fortress was updated on October 24, 2026 and Difficult Game About Letters on October 24, 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.*