# DecayZ: Dead in Space Survival — Fight the walking zombie !

> Offline sci-fi survival horror game with zombie mutants and spaceship exploration. (iPhone/iPad app by ophat phuetkasichonphasutha.)

- Source: https://appshunter.io/ios/app/decayz-dead-in-space-survival/id1400657004 (this page in markdown: same URL + `.md`)
- Developer: [ophat phuetkasichonphasutha](https://appshunter.io/developer/1222592710)
- Category: Games, Entertainment, Action, Adventure
- Price: Free with in-app purchases
- Rating: 4.40/5 from 1,041 App Store ratings · 378 written reviews indexed
- Age rating: 17+
- Requires: iOS 10.0 · 199 MB
- Languages: American English
- Released: 2018-08-03
- Data updated: 2026-08-31
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/decayz-dead-in-space-survival/id1400657004/reviews.md

## What is DecayZ?

After the earth fall  in 2088 - a group of nations establishes a secret project called "iCarus" to send out people to find a new earth (Utopia). This spaceship will spent 200 years for traveling to "Utopia". Unfortunately , some supplys contain "Z-Virus" , people who contact with that supply get infested and mutated. 

The scientist name "Sayame MiM" the leader of "iCarus" project try to protect the last group of survivors from infested by cut off the electricity of security door but it make power reactor damaged. The time had pass until one of engineer in the spaceship wake up from hyper sleep. he will be the one who gonna tell us what is the rest of the story.

Key Features:

• Standalone (Offline capable).

• High Graphic with Dark Atmosphere.

• Explore the fallen spaceship , enjoy the environment with scary theme.

• Several types of mutant and boss fight waiting for you. 

• Enjoy several sci-fi weapons that allow to upgrade.

• Enjoy the cool unique armours that allow to upgrade.

• New Enemy & Stage & Boss & Weapon & Armour Update.

Contact us:

Email: b.goddcz@gmail.com

Follow us:

Twitter: https://twitter.com/BgEgm

Facebook: https://www.facebook.com/groups/2221305841435295

Youtube Channel: https://www.youtube.com/channel/UCveOnXj9s4Je8H47FIDscWw

Thank you for playing.

## Key features

- Offline capable gameplay
- High graphic dark atmosphere
- Explore fallen spaceship environment
- Mutant and boss fights
- Upgradeable sci-fi weapons
- Upgradeable unique armors
- Regular content updates

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Combat Suit | $0.99 | one-time |


## What do users think of DecayZ?

Overall sentiment: neutral

**Pros**

- 🎮 Dead space-like experience
- 👍 Good graphics and atmosphere
- 💡 Potential for a fun mobile horror game
- 🕹️ Decent gameplay and controls

**Cons**

- 🐛 Frequent crashes and bugs
- 🔍 Lack of options and settings
- 🔋 Battery drain issues
- 🕹️ Clunky and unresponsive controls

**Commonly reported bugs**

- Crashes when purchasing items
- Progress loss after crashes
- Brightness issues and glitches
- Unresponsive and drifting aiming

**Most requested features**

- Add save/load functionality
- Improve enemy AI and variety
- Implement controller support
- Optimize performance and stability

## Recent user reviews (10 of 378)

All indexed reviews: https://appshunter.io/ios/app/decayz-dead-in-space-survival/id1400657004/reviews.md

### 5/5 — Excelente referencia

*2026-08-13, version 1.1.5*

Me encantó el juego desde el día 1 que lo jugué, tiene mecánicas simples como disparas y caminar pero eso no lo hace menos interesante, está muy fuertemente inspirado en Dead Space y si eres fan de esa joya amarás este juego.
Posdata: Arreglen eso de tener que comprar cables para avanzar

### 1/5 — Quit working after one mission

*2026-07-27, version 1.1.5*

I thought the beginning was cool but then after a while I walked through a door and it wouldn’t let me re enter the game after the add

### 5/5 — Good

*2026-07-22, version 1.1.5*

I don’t have a computer so this was my best short

### 4/5 — amazing

*2026-07-18, version 1.1.5*

amazing remind me of dead space it really just has to fix its controls though

### 4/5 — Love the vibe it gives

*2026-06-03, version 1.1.5*

Look like a halo type game very well made

### 5/5 — RoninR17

*2026-05-09, version 1.1.5*

It is a good game. Graphics aren’t so good

### 2/5 — It wants...

*2026-02-09, version 1.1.5*

Well I don’t know yet, it’s hitting me up to give me in game $ even b4 it starts! So um yeah idk! 3 stars just because it’s b4 any part was played! Maybe I will update the review later if it is a good game.

Update: nope it’s not even worth 3! You move so slow when aim at the “zombie” u hardly hit em even when the cross hairs are on him! And they even move wrong! It could be so so so much better! 2 stars for effort

### 5/5 — DecayZ :Dead in Space Survival

*2026-01-26, version 1.1.5*

It’s a great game need to add more space after you get to the end and read the login it makes you wanna play more of the game

### 5/5 — DecayZ: Dead in space survival

*2026-01-20, version 1.1.5*

10,000 Credits for free

### 5/5 — Idk but a real good

*2026-01-19, version 1.1.5*

Real game

## Frequently asked questions about DecayZ

### What is DecayZ: Dead in Space Survival about?

DecayZ: Dead in Space Survival is an offline sci-fi horror game where you play as an engineer who wakes up on a spaceship infested with a zombie virus. Your mission is to survive, explore the fallen vessel, and battle mutated enemies and bosses.

### What are the key features of this game?

The game features offline capability, high-quality graphics with a dark atmosphere, exploration of a scary spaceship environment, various mutant enemies and boss fights, and upgradeable sci-fi weapons and armors. It also receives regular updates for new content.

### Is this game free to play?

Yes, the game is free to download and play. It offers in-app purchases, which may include items or upgrades to enhance your gameplay experience.

### Can I play this game offline?

Yes, a key feature of DecayZ: Dead in Space Survival is its standalone, offline capability. You can enjoy the full game experience without needing an internet connection.

### What kind of enemies will I encounter?

You will encounter several types of mutants that have been created by the 'Z-Virus' that has infested the spaceship. The game also features challenging boss fights that will test your survival skills and combat abilities.

## Version history (last 5 releases)

### 1.1.5 — 2019-02-17

- Minor Bug Fix

Thank you for playing .

### 1.1.4 — 2019-02-10

- Fix crash on second stage.

Thank you for playing .

### 1.1.3 — 2019-01-17

- Fix wrong render in game.
- Fix crash on second stage.

Thank you for playing .

### 1.1.2 — 2018-10-26

- Increase HP & DEF For Combat Suit.
- Add Engineer Suit V.2 in Store.
- Change Small Med restore HP to 50.
- Change Medium Med restore HP to 100.
- Change Large Med restore Full HP.
- Adjust Price of All MedKits.
- Fixed minor bug.

Thank you for playing.

### 1.1.1 — 2018-10-20

- Improve performance.

Thank you for playing.

## Apps similar to DecayZ

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [The Walking Dead: All-Stars](https://appshunter.io/ios/app/the-walking-dead-all-stars/id1570395238) | 4.7 (2,201) | Free | Games |
| [Left To Dead: Zombie Shooter](https://appshunter.io/ios/app/left-to-dead-zombie-shooter/id1457163802) | 4.5 (342) | Free | Games |
| [Walking Dead: The Game](https://appshunter.io/ios/app/walking-dead-the-game/id524731580) | 4.2 (4,874) | Free | Games |

## More apps by ophat phuetkasichonphasutha

- [DECAY Z : Zombie Survival](https://appshunter.io/ios/app/decay-z-zombie-survival/id1222593281)

All apps by ophat phuetkasichonphasutha: https://appshunter.io/developer/1222592710

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*