# Unsolved Case vs Knax

The clearest difference is in-app purchases: Knax at none against Unsolved Case's 10. Knax also leads on ads (none vs shown). Unsolved Case's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (14.0 vs 16.6). On price and device support there is nothing between them.

Both are free to download. Unsolved Case sells 10 one-off in-app purchases. Knax asks for nothing beyond the download.

Unsolved Case ships an update every 3 weeks, Knax every 6 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Unsolved Case | Knax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/unsolved-case-episode-2-f2p/id6443446365/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 6.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 604 MB | 2 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [DO GAMES LIMITED](https://appshunter.io/developer/1542346466) | [Jan Hultstrom](https://appshunter.io/developer/1057981531) |

## What reviewers say

### Unsolved Case

[App page](https://appshunter.io/ios/app/unsolved-case-episode-2-f2p/id6443446365)

Embark on a thrilling detective adventure in this episodic mystery game. Solve puzzles, make choices that impact the story, and uncover secrets in a captivating narrative. Play for free and discover multiple endings.

**Highlights:** Episodic detective story, Branching narrative choices, Challenging puzzles, Hidden object scenes, Multiple endings, Free to play

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Coins | $1.99 | one-time |
| 30 Coins | $3.99 | one-time |
| 5 Gems | $3.99 | one-time |
| Special Offer | $4.99 | one-time |
| 10 Gems | $5.99 | one-time |
| 100 Coins | $7.99 | one-time |
| 15 Gems | $8.99 | one-time |
| 20 Gems | $9.99 | one-time |
| Endless Hints+Skips for 1 Game | $11.99 | one-time |
| Big bundle 1 | $12.99 | one-time |


### Knax

[App page](https://appshunter.io/ios/app/knax/id6503453192)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unsolved Case free?

Unsolved Case is free to download, with in-app purchases available.

### Is Knax free?

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

### Do Unsolved Case or Knax have ads?

Unsolved Case shows ads; Knax does not.

### Which is updated more often, Unsolved Case or Knax?

Unsolved Case ships an update every 3 weeks, and Knax every 6 weeks. Most recently, Unsolved Case was updated on November 3, 2026 and Knax on November 4, 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.*