# Icebound Secrets 3：F2P Mystery vs PlayKnow

The clearest difference is in-app purchases: PlayKnow at none against Icebound Secrets 3：F2P Mystery's 7. Icebound Secrets 3：F2P Mystery's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Icebound Secrets 3：F2P Mystery sells 7 one-off in-app purchases. PlayKnow asks for nothing beyond the download.

## The numbers

| Metric | Icebound Secrets 3：F2P Mystery | PlayKnow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (363 ratings)](https://appshunter.io/ios/app/icebound-secrets-3f2p-mystery/id6745792997/reviews)** | — |
| Number of ratings | **363** | — |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 1.0 GB | 205 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CROOTO](https://appshunter.io/developer/1276546017) | [PLAY AND GO EXPERIENCE](https://appshunter.io/developer/1457219353) |

## What reviewers say

### Icebound Secrets 3：F2P Mystery

[App page](https://appshunter.io/ios/app/icebound-secrets-3f2p-mystery/id6745792997)

Embark on a chilling mystery adventure where you search for hidden objects and solve logic puzzles to uncover the secrets of a town trapped in eternal night. Escape a dream-warping cult and unravel ancient legends before sleep becomes a permanent prison.

**Highlights:** Find and seek hidden objects, Solve logic puzzles and mini-games, Immersive storytelling, Explore cursed city locations, Collect artifacts and notes, Break through dream illusions, Zoom and hint system

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |
| 30 coins Pack | $2.99 | one-time |
| 60 coins Pack | $5.99 | one-time |
| 80 coins Pack | $7.99 | one-time |
| 120 coins Pack | $9.99 | one-time |
| 200 coins Pack | $17.99 | one-time |
| Full Content | $19.99 | one-time |


### PlayKnow

[App page](https://appshunter.io/ios/app/playknow/id6752715959)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Icebound Secrets 3：F2P Mystery free?

Icebound Secrets 3：F2P Mystery is free to download, with in-app purchases available.

### Is PlayKnow free?

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

### Do Icebound Secrets 3：F2P Mystery or PlayKnow have ads?

Neither Icebound Secrets 3：F2P Mystery nor PlayKnow shows ads.

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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.*