# Virus Invaders 3D vs Screw Twisters

The clearest difference is in-app purchases: Screw Twisters at none against Virus Invaders 3D's 1. Screw Twisters also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (12.0 vs 14.0). Virus Invaders 3D's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Virus Invaders 3D sells 1 one-off in-app purchase. Screw Twisters asks for nothing beyond the download.

Virus Invaders 3D ships an update every 2 months, Screw Twisters fortnightly. The most recent releases landed on October 16, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Virus Invaders 3D | Screw Twisters |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 114 MB | 124 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Sanel Mesinovic](https://appshunter.io/developer/864231171) | [Kalpana Kumari](https://appshunter.io/developer/1565156631) |

## What reviewers say

### Virus Invaders 3D

[App page](https://appshunter.io/ios/app/virus-invaders-3d/id6446288936)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |


### Screw Twisters

[App page](https://appshunter.io/ios/app/screw-twisters/id6742044010)

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

**In-app purchases:** none


## Frequently asked questions

### Is Virus Invaders 3D free?

Virus Invaders 3D is free to download, with in-app purchases available.

### Is Screw Twisters free?

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

### Do Virus Invaders 3D or Screw Twisters have ads?

Screw Twisters shows ads; Virus Invaders 3D does not.

### Which is updated more often, Virus Invaders 3D or Screw Twisters?

Virus Invaders 3D ships an update every 2 months, and Screw Twisters fortnightly. Most recently, Virus Invaders 3D was updated on October 16, 2026 and Screw Twisters on September 25, 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.*