# Castle Coders vs Carve Loop

The clearest difference is ads: Castle Coders at none against Carve Loop's shown. Carve Loop's advantage is iOS requirement (12.5 vs 14.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Castle Coders | Carve Loop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/carve-loop/id6748851539/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Daily | Daily |
| Monetization | — | Ad-supported |
| Size | 47 MB | 101 MB |
| Requires iOS | 14.0 | **12.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Kyle Jeffrey Lin](https://appshunter.io/developer/1765607816) | [Sincapp Games](https://appshunter.io/developer/1780823404) |

## What reviewers say

### Castle Coders

[App page](https://appshunter.io/ios/app/castle-coders/id6670284072)

**Features:** macOS Compatibility

**In-app purchases:** none


### Carve Loop

[App page](https://appshunter.io/ios/app/carve-loop/id6748851539)

Navigate challenging levels with a unique spiral movement mechanic. Plan your moves carefully to overcome obstacles and complete each stage. Enjoy a relaxing yet mentally stimulating puzzle experience.

**Highlights:** Spiral path movement, Level-based challenges, Limited spatula usage, Relaxing gameplay, Brain-teasing puzzles

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Castle Coders free?

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

### Is Carve Loop free?

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

### Do Castle Coders or Carve Loop have ads?

Carve Loop shows ads; Castle Coders does not.

### Which is updated more often, Castle Coders or Carve Loop?

Castle Coders ships an update daily, and Carve Loop daily. Most recently, Castle Coders was updated on October 2, 2026 and Carve Loop on September 29, 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.*