# Zombie Infinity vs Space Outpost

The clearest difference is review sentiment: Zombie Infinity at 79% against Space Outpost's 17%. Zombie Infinity also leads on rating (4.6 vs 3.9) and ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Zombie Infinity sells 20 one-off in-app purchases and Space Outpost sells 16 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Zombie Infinity holds the better App Store score, 4.6 against 3.9. Both are backed by a comparable volume of ratings — 107 and 30 respectively. Written reviews point the same way: 79% of Zombie Infinity's written reviews are positive against 17% of Space Outpost's.

Zombie Infinity ships an update every 11 days, Space Outpost weekly. Both last shipped on September 21, 2026.

## The numbers

| Metric | Zombie Infinity | Space Outpost |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (107 ratings)](https://appshunter.io/ios/app/zombie-infinity/id6736433765/reviews)** | [3.9 (30 ratings)](https://appshunter.io/ios/app/space-outpost-drone-war/id6747959347/reviews) |
| Number of ratings | **107** | 30 |
| Positive reviews | **78.9% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 742 MB | 346 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [kamasu.jp Inc.](https://appshunter.io/developer/581483326) | [CYBERJOY LIMITED](https://appshunter.io/developer/1602455961) |

## What reviewers say

### Zombie Infinity

[App page](https://appshunter.io/ios/app/zombie-infinity/id6736433765)

Embark on a solo journey through a zombie-infested city to locate other survivors. Battle swarms of dangerous creatures and overcome threats beyond just the undead to reach the end.

**Highlights:** One-handed gameplay, Defeat enemy hordes, Collect coins, Acquire rare gear, Combine over 100 items, Create ultimate setups

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Offer A | $0.99 | one-time |
| Special Offer B | $3.99 | one-time |
| 500 Gems | $3.99 | one-time |
| Special Offer C | $6.99 | one-time |
| Special Offer D | $9.99 | one-time |
| Featured Equipment A | $9.99 | one-time |
| Premium Pass | $9.99 | one-time |
| Value Item Pack A | $9.99 | one-time |
| Ad Skip Pass | $9.99 | one-time |
| Infinite Energy Pass | $9.99 | one-time |
| Featured Equipment B | $14.99 | one-time |
| Featured Equipment C | $19.99 | one-time |
| 2800 Gems | $19.99 | one-time |
| Value Item Pack B | $19.99 | one-time |
| Featured Equipment D | $34.99 | one-time |
| Value Item Pack C | $39.99 | one-time |
| Special Offer I | $69.99 | one-time |
| Value Item Pack D | $69.99 | one-time |
| Special Offer J | $99.99 | one-time |
| Value Item Pack E | $99.99 | one-time |

**What reviewers like**

- 👍 Fun and entertaining
- 🚀 Fast-paced action
- ✨ Good graphics
- 👍 Highly recommended
- 🚫 No ads (mentioned by some)

**What reviewers complain about**

- 🐛 Freezing and crashing issues
- 📉 Slow progression/long wait times
- ❓ Lack of updates/events
- 💸 Requires too much purchase
- 🎛️ Cluttered interface/menus

**Reported bugs**

- Game freezes frequently
- Game crashes sometimes
- Login event not showing
- Cannot watch ads
- Premium pass not syncing across devices

**Requested features**

- Add more game modes
- Implement item level inheritance
- Allow resource refund for upgraded items
- Add offline resource collection
- Allow character appearance/trait changes


### Space Outpost

[App page](https://appshunter.io/ios/app/space-outpost-drone-war/id6747959347)

Defend your space outpost from relentless enemy waves in this idle tower defense game. Upgrade your warship, deploy powerful towers, and unlock advanced weapons to survive galactic battles. Conquer star systems and climb leaderboards in an immersive sci-fi experience.

**Highlights:** Warship customization, Tower defense combat, Galactic campaign, Endless Mode, High-tech weapons, Real-time strategy

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack 1 | $2.99 | one-time |
| Stage 1-10 Completion Pack | $2.99 | one-time |
| Stage 1-5 Completion Pack | $3.99 | one-time |
| Gem Pack 1 | $4.99 | one-time |
| Task Pass - Elite | $4.99 | one-time |
| Surprise Pack 1 | $4.99 | one-time |
| Abyss Pass - Conqueror | $7.99 | one-time |
| Starter Pack 2 | $7.99 | one-time |
| SVIP Monthly | $7.99 | one-time |
| Gem Pack 2 | $9.99 | one-time |
| Stage 2-5 Completion Pack | $11.99 | one-time |
| Task Pass - Premium | $14.99 | one-time |
| Gem Pack 3 | $19.99 | one-time |
| Starter Pack 3 | $23.99 | one-time |
| SVIP Lifetime | $39.99 | one-time |
| Gem Pack 4 | $49.99 | one-time |


## Frequently asked questions

### Is Zombie Infinity free?

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

### Is Space Outpost free?

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

### Which has better reviews, Zombie Infinity or Space Outpost?

Zombie Infinity is rated higher. Zombie Infinity averages 4.6 out of 5 from 107 ratings, while Space Outpost averages 3.9 from 30 ratings.

### Do Zombie Infinity or Space Outpost have ads?

Space Outpost shows ads; Zombie Infinity does not.

### Which is updated more often, Zombie Infinity or Space Outpost?

Zombie Infinity ships an update every 11 days, and Space Outpost weekly. Most recently, Zombie Infinity was updated on September 21, 2026 and Space Outpost on September 21, 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.*