# Castle Weapon Duel vs Block Gap Builder

The clearest difference is iOS requirement: Castle Weapon Duel at 12.0 against Block Gap Builder's 15.0. On price, ads, 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 | Castle Weapon Duel | Block Gap Builder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 61 MB | 127 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Yasin GUZEY](https://appshunter.io/developer/6795436110) | [Servet Taha ERGUN](https://appshunter.io/developer/6805811674) |

## What reviewers say

### Castle Weapon Duel

[App page](https://appshunter.io/ios/app/castle-weapon-duel/id6795436108)

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

**In-app purchases:** none


### Block Gap Builder

[App page](https://appshunter.io/ios/app/block-gap-builder/id6806924220)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Castle Weapon Duel free?

Castle Weapon Duel is free to download, with no in-app purchases.

### Is Block Gap Builder free?

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

### Do Castle Weapon Duel or Block Gap Builder have ads?

Neither Castle Weapon Duel nor Block Gap Builder shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*