# Viroids vs Tetra Blast

The clearest difference is ads: Viroids at none against Tetra Blast's shown. Viroids also leads on iOS requirement (10.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Viroids | Tetra Blast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/viroids/id1501976512/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 63 MB | 464 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Acceleroto](https://appshunter.io/developer/292024387) | [Gameloops](https://appshunter.io/developer/1648094385) |

## What reviewers say

### Viroids

[App page](https://appshunter.io/ios/app/viroids/id1501976512)

Pilot a spaceship and battle waves of alien invaders. Destroy enemies to survive and achieve victory. Engage in fast-paced combat against relentless foes.

**Highlights:** Pilot a spaceship, Zap evil intruders, Destroy endless waves, Fast-paced combat, Space shooter gameplay

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

**In-app purchases:** none


### Tetra Blast

[App page](https://appshunter.io/ios/app/tetra-blast/id6480231975)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Viroids free?

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

### Is Tetra Blast free?

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

### Do Viroids or Tetra Blast have ads?

Tetra Blast shows ads; Viroids does not.

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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.*