# Deimos vs InvaZium

The clearest difference is in-app purchases: InvaZium at none against Deimos's 3. InvaZium also leads on ads (none vs shown) and update cadence (every 6 days vs every 7 months). On price and device support there is nothing between them.

Both are free to download. Deimos sells 3 one-off in-app purchases. InvaZium asks for nothing beyond the download.

Deimos ships an update every 7 months, InvaZium every 6 days. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Deimos | InvaZium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deimos/id611790047/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 54 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Brandon Stecklein](https://appshunter.io/developer/498894252) | [Daniel Canete Campos](https://appshunter.io/developer/1273575992) |

## What reviewers say

### Deimos

[App page](https://appshunter.io/ios/app/deimos/id611790047)

Embark on a sci-fi adventure as an elite Space Marine investigating a mysterious moon outpost. Make choices that shape your story, find weapons and armor, and battle dangerous enemies in this action-packed RPG.

**Highlights:** Story-driven investigation, Choice-based gameplay, Item and weapon collection, Combat against enemies, Role-playing adventure, Easy pick-up-and-play design

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Ape Coins | $0.99 | one-time |
| Advertising Removal | $1.99 | one-time |
| 500 Ape Coins | $4.99 | one-time |


### InvaZium

[App page](https://appshunter.io/ios/app/invazium/id6480328706)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Deimos free?

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

### Is InvaZium free?

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

### Do Deimos or InvaZium have ads?

Deimos shows ads; InvaZium does not.

### Which is updated more often, Deimos or InvaZium?

Deimos ships an update every 7 months, and InvaZium every 6 days. Most recently, Deimos was updated on September 18, 2026 and InvaZium on September 11, 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.*