# Mystery Hidden Objects vs Deep Blue Sea Hidden Object

The clearest difference is rating: Mystery Hidden Objects at 2.5 against Deep Blue Sea Hidden Object's 1.0. Deep Blue Sea Hidden Object's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

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

Mystery Hidden Objects holds the better App Store score, 2.5 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Mystery Hidden Objects ships an update every 13 months, Deep Blue Sea Hidden Object every 3 months. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Mystery Hidden Objects | Deep Blue Sea Hidden Object |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/mystery-hidden-objects/id812143590/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/deep-blue-sea-hidden-object/id907891929/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 219 MB | 41 MB |
| Requires iOS | 13 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Smith](https://appshunter.io/developer/483881207) | [Big Leap Studios](https://appshunter.io/developer/405226086) |

## What reviewers say

### Mystery Hidden Objects

[App page](https://appshunter.io/ios/app/mystery-hidden-objects/id812143590)

Explore beautiful scenes and find a variety of hidden items. Use hints and zoom to locate objects quickly. Levels can be skipped and replayed with new object sets.

**Highlights:** Multiple beautiful scenes, Find hidden items, Hint and Zoom buttons, Skip levels, Replay levels with new objects

**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 |


### 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


## Frequently asked questions

### Is Mystery Hidden Objects free?

Mystery Hidden Objects is free to download, with in-app purchases available.

### Is Deep Blue Sea Hidden Object free?

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

### Which has better reviews, Mystery Hidden Objects or Deep Blue Sea Hidden Object?

Mystery Hidden Objects is rated higher. Mystery Hidden Objects averages 2.5 out of 5 from 2 ratings, while Deep Blue Sea Hidden Object averages 1.0 from 1 ratings.

### Do Mystery Hidden Objects or Deep Blue Sea Hidden Object have ads?

Mystery Hidden Objects shows ads; Deep Blue Sea Hidden Object does not.

### Which is updated more often, Mystery Hidden Objects or Deep Blue Sea Hidden Object?

Mystery Hidden Objects ships an update every 13 months, and Deep Blue Sea Hidden Object every 3 months. Most recently, Mystery Hidden Objects was updated on October 3, 2026 and Deep Blue Sea Hidden Object on October 16, 2026.

---

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