# Mars Mystery vs Hidden Objects Quest

The clearest difference is in-app purchases: Hidden Objects Quest at none against Mars Mystery's 5. Hidden Objects Quest also leads on update cadence (every 3 days vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mars Mystery sells 5 one-off in-app purchases. Hidden Objects Quest asks for nothing beyond the download.

Mars Mystery ships an update every 11 months, Hidden Objects Quest every 3 days. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Mars Mystery | Hidden Objects Quest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (613 ratings)](https://appshunter.io/ios/app/mars-mystery-hidden-objects/id1577196255/reviews)** | — |
| Number of ratings | **613** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 11 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 123 MB | 79 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crisp App Studio](https://appshunter.io/developer/1143551614) | [Slovenka Dimitrijevic](https://appshunter.io/developer/1163827006) |

## What reviewers say

### Mars Mystery

[App page](https://appshunter.io/ios/app/mars-mystery-hidden-objects/id1577196255)

Embark on a thrilling hidden object adventure on Mars. Explore its mysterious landscapes, uncover the secrets of failed expeditions, and race back to Earth. This game offers a unique sci-fi plot and trains your eyes and mind.

**Highlights:** Hidden object gameplay, Explore Mars locations, Sci-fi plot, Hints for beginners, Replayable scenes, Eyes and mind training

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Preview Hints Pack | $0.99 | one-time |
| NoAds | $0.99 | one-time |
| Time Machine | $0.99 | one-time |
| Instant Hint | $0.99 | one-time |
| Gold Master | $2.99 | one-time |

**What reviewers like**

- 🎨 Beautiful graphics and visual design
- 💡 Innovative hidden object gameplay with unique theme
- 🌍 Educational language learning feature
- 👍 Responsive developer that listens to player feedback
- ⭐ Engaging and enjoyable gameplay experience

**What reviewers complain about**

- 📺 Excessive and inappropriate advertisements
- 😤 Overly difficult star achievement system
- 🔄 Game progression bugs causing scene resets
- ⏱️ Limited content length

**Reported bugs**

- Skip ad button not functioning properly
- Scene reversion to jungle/animal scenes without clear objectives
- Three-star achievement system not triggering despite repeated play
- Hint system required to progress past certain scenes

**Requested features**

- Longer gameplay with more levels
- Better ad filtering for family-friendly content
- Improved star achievement mechanics clarity


### Hidden Objects Quest

[App page](https://appshunter.io/ios/app/hidden-objects-quest-rooms/id1619349146)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mars Mystery free?

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

### Is Hidden Objects Quest free?

Hidden Objects Quest is free to download, with no in-app purchases.

### Do Mars Mystery or Hidden Objects Quest have ads?

Both Mars Mystery and Hidden Objects Quest show ads.

### Which is updated more often, Mars Mystery or Hidden Objects Quest?

Mars Mystery ships an update every 11 months, and Hidden Objects Quest every 3 days. Most recently, Mars Mystery was updated on September 21, 2026 and Hidden Objects Quest on September 19, 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.*