# Castle vs Unloop Premium

The clearest difference is rating: Unloop Premium at 5.0 against Castle's 4.5. Unloop Premium also leads on update cadence (every 2 weeks vs every 15 months) and review sentiment (100% vs 72%). Castle's advantage is ratings volume (49 vs 16) and iOS requirement (8.0 vs 10.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Castle costs $1.99 and Unloop Premium $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Unloop Premium holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 49 and 16 respectively. Written reviews point the same way: 72% of Castle's written reviews are positive against 100% of Unloop Premium's.

Castle ships an update every 15 months, Unloop Premium every 2 weeks. The most recent releases landed on September 20, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | Castle | Unloop Premium |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | [4.5 (49 ratings)](https://appshunter.io/ios/app/castle-the-3d-hidden-objects/id1064637949/reviews) | **[5.0 (16 ratings)](https://appshunter.io/ios/app/unloop-premium/id6469374987/reviews)** |
| Number of ratings | **49** | 16 |
| Positive reviews | 71.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 111 MB | 61 MB |
| Requires iOS | **8.0** | 10.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FireRabbit Inc.](https://appshunter.io/developer/517370882) | [Jurij Galievskij](https://appshunter.io/developer/1624709666) |

## What reviewers say

### Castle

[App page](https://appshunter.io/ios/app/castle-the-3d-hidden-objects/id1064637949)

Escape a dungeon and reclaim your throne by finding hidden medieval artifacts. Explore over 20 levels across various castle locations, utilizing a hint system to overcome challenges. Enjoy a humorous storyline and beautiful 3D scenery in this adventure.

**Highlights:** 400+ hidden objects, 20 medieval levels, 3D scenes with zoom and jump, Built-in hint system, Humorous storyline, Room escape elements

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

**In-app purchases:** none


### Unloop Premium

[App page](https://appshunter.io/ios/app/unloop-premium/id6469374987)

A minimalist puzzle game offering a calm and engaging experience. Solve 150 levels by eliminating blue portals at your own pace, with no distractions or intrusive elements. Enjoy a soothing soundtrack and boost your problem-solving skills.

**Highlights:** 150 unlocked puzzle levels, Calm and minimalist design, Distraction-free environment, Ambient soundtrack, Progressive difficulty, Stress relief

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

**In-app purchases:** none


## Frequently asked questions

### Is Castle free?

Castle costs $1.99, with no in-app purchases.

### Is Unloop Premium free?

Unloop Premium costs $1.99, with no in-app purchases.

### Which has better reviews, Castle or Unloop Premium?

Unloop Premium is rated higher. Castle averages 4.5 out of 5 from 49 ratings, while Unloop Premium averages 5.0 from 16 ratings.

### Do Castle or Unloop Premium have ads?

Neither Castle nor Unloop Premium shows ads.

### Which is updated more often, Castle or Unloop Premium?

Castle ships an update every 15 months, and Unloop Premium every 2 weeks. Most recently, Castle was updated on September 20, 2026 and Unloop Premium on August 1, 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.*