# A Knight's Errand vs Blunderzone

The clearest difference is in-app purchases: A Knight's Errand at none against Blunderzone's 2. A Knight's Errand also leads on update cadence (weekly vs fortnightly). Blunderzone's advantage is iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Blunderzone sells 2 in-app purchases, starting at $3.99 per month. A Knight's Errand asks for nothing beyond the download.

A Knight's Errand ships an update weekly, Blunderzone fortnightly. Both last shipped on October 5, 2026.

## The numbers

| Metric | A Knight's Errand | Blunderzone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/a-knights-errand/id6755255010/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | — |
| Size | 24 MB | 183 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MICHAEL EATON](https://appshunter.io/developer/1852864956) | [RANKA s.r.o.](https://appshunter.io/developer/352576574) |

## What reviewers say

### A Knight's Errand

[App page](https://appshunter.io/ios/app/a-knights-errand/id6755255010)

Master chess knight movement with elegant puzzles. Capture exactly three pawns in the fewest moves possible across various game modes. This app offers addictive, bite-sized challenges to build chess skills.

**Highlights:** Chess knight movement puzzles, Capture exactly 3 pawns, Fewest moves challenge, Time Attack mode, No Repeat squares mode, Unlockable challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### Blunderzone

[App page](https://appshunter.io/ios/app/blunderzone/id6763366751)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blunderzone Basic | $3.99 | per month |
| Blunderzone Premium | $6.99 | per month |


## Frequently asked questions

### Is A Knight's Errand free?

A Knight's Errand is free to download, with no in-app purchases.

### Is Blunderzone free?

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

### Do A Knight's Errand or Blunderzone have ads?

Neither A Knight's Errand nor Blunderzone shows ads.

### Which is updated more often, A Knight's Errand or Blunderzone?

A Knight's Errand ships an update weekly, and Blunderzone fortnightly. Most recently, A Knight's Errand was updated on October 5, 2026 and Blunderzone on October 5, 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.*