# Deep Blue Sea Hidden Object vs Princess Castle Hidden Object

The clearest difference is rating: Princess Castle Hidden Object at 3.3 against Deep Blue Sea Hidden Object's 1.0. Princess Castle Hidden Object also leads on ratings volume (3 vs 1). Deep Blue Sea Hidden Object's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Princess Castle Hidden Object sells 4 one-off in-app purchases. Deep Blue Sea Hidden Object asks for nothing beyond the download.

Princess Castle Hidden Object holds the better App Store score, 3.3 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Deep Blue Sea Hidden Object ships an update every 3 months, Princess Castle Hidden Object every 46 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Deep Blue Sea Hidden Object | Princess Castle Hidden Object |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/deep-blue-sea-hidden-object/id907891929/reviews) | **[3.3 (3 ratings)](https://appshunter.io/ios/app/princess-castle-hidden-object/id1323787796/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 46 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 167 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Big Leap Studios](https://appshunter.io/developer/405226086) | [John Smith](https://appshunter.io/developer/483881207) |

## What reviewers say

### Deep Blue Sea Hidden Object

[App page](https://appshunter.io/ios/app/deep-blue-sea-hidden-object/id907891929)

Embark on a visually stunning underwater adventure to find hidden objects across multiple challenging levels. This free game offers hundreds of items to discover without distracting stories or forced purchases.

**Highlights:** 10 challenging levels, 40 objects per level, 400 total objects, Spectacular graphics, Free hint feature

**Features:** macOS Compatibility

**In-app purchases:** none


### Princess Castle Hidden Object

[App page](https://appshunter.io/ios/app/princess-castle-hidden-object/id1323787796)

Explore a fairytale castle and find hidden objects in various rooms and gardens. Replay unlocked levels with new item sets. Discover crowns, jewels, and royal attire.

**Highlights:** Fairytale princess story, Explore castle rooms and gardens, Find hidden objects, Hint and Zoom tools, Replayable levels with new objects, Unlockable levels

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hint object | $0.99 | one-time |
| Skip level | $0.99 | one-time |
| Unlock all levels | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Deep Blue Sea Hidden Object free?

Deep Blue Sea Hidden Object is free to download, with no in-app purchases.

### Is Princess Castle Hidden Object free?

Princess Castle Hidden Object is free to download, with in-app purchases available.

### Which has better reviews, Deep Blue Sea Hidden Object or Princess Castle Hidden Object?

Princess Castle Hidden Object is rated higher. Deep Blue Sea Hidden Object averages 1.0 out of 5 from 1 ratings, while Princess Castle Hidden Object averages 3.3 from 3 ratings.

### Do Deep Blue Sea Hidden Object or Princess Castle Hidden Object have ads?

Princess Castle Hidden Object shows ads; Deep Blue Sea Hidden Object does not.

### Which is updated more often, Deep Blue Sea Hidden Object or Princess Castle Hidden Object?

Deep Blue Sea Hidden Object ships an update every 3 months, and Princess Castle Hidden Object every 46 months. Most recently, Deep Blue Sea Hidden Object was updated on November 1, 2026 and Princess Castle Hidden Object on November 2, 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.*