# Quiet Invasion vs InvaZium

The clearest difference is price: InvaZium at Free against Quiet Invasion's $0.99. InvaZium also leads on update cadence (every 6 days vs every 4 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

InvaZium is free to download; Quiet Invasion costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Quiet Invasion ships an update every 4 months, InvaZium every 6 days. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Quiet Invasion | InvaZium |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Size | 11 MB | 54 MB |
| Requires iOS | 12.2 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Anthony Hindle](https://appshunter.io/developer/1057765652) | [Daniel Canete Campos](https://appshunter.io/developer/1273575992) |

## What reviewers say

### Quiet Invasion

[App page](https://appshunter.io/ios/app/quiet-invasion/id6448742495)

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

**In-app purchases:** none


### InvaZium

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quiet Invasion free?

Quiet Invasion costs $0.99, with no in-app purchases.

### Is InvaZium free?

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

### Do Quiet Invasion or InvaZium have ads?

Neither Quiet Invasion nor InvaZium shows ads.

### Which is updated more often, Quiet Invasion or InvaZium?

Quiet Invasion ships an update every 4 months, and InvaZium every 6 days. Most recently, Quiet Invasion was updated on October 15, 2026 and InvaZium on October 7, 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.*