# Twilight Operation vs Screw Block

The clearest difference is in-app purchases: Screw Block at none against Twilight Operation's 6. Screw Block also leads on update cadence (every 5 days vs every 3 months). Twilight Operation's advantage is ads (none vs shown) and iOS requirement (10.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. Twilight Operation sells 6 one-off in-app purchases. Screw Block asks for nothing beyond the download.

Twilight Operation ships an update every 3 months, Screw Block every 5 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Twilight Operation | Screw Block |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (6 ratings)](https://appshunter.io/ios/app/twilight-operation/id6742008808/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2.0 GB | 173 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Digitalhorizonlab](https://appshunter.io/developer/1811518833) | [vmoga](https://appshunter.io/developer/945300832) |

## What reviewers say

### Twilight Operation

[App page](https://appshunter.io/ios/app/twilight-operation/id6742008808)

Tap to stack blocks and build towering structures. Precise timing is key to success, as rushing can cause your tower to collapse. Adapt your strategy to achieve your building goals.

**Highlights:** Tap-based stacking gameplay, Strategic timing mechanics, Tower collapse prevention, Adjustable strategy and mindset, Miraculous tower completion

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60yu | $0.99 | one-time |
| 300yu | $4.99 | one-time |
| 1280yu | $19.99 | one-time |
| 2280yu | $29.99 | one-time |
| 3280yu | $44.99 | one-time |
| 6480yu | $89.99 | one-time |


### Screw Block

[App page](https://appshunter.io/ios/app/screw-block-puzzle-game/id6745204880)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Twilight Operation free?

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

### Is Screw Block free?

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

### Do Twilight Operation or Screw Block have ads?

Screw Block shows ads; Twilight Operation does not.

### Which is updated more often, Twilight Operation or Screw Block?

Twilight Operation ships an update every 3 months, and Screw Block every 5 days. Most recently, Twilight Operation was updated on October 28, 2026 and Screw Block on October 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.*