# Chess Premium+ vs Blundr

The clearest difference is in-app purchases: Chess Premium+ at none against Blundr's 2. Chess Premium+ also leads on update cadence (every 2 days vs every 4 days). Blundr's advantage is iOS requirement (15.1 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Blundr sells 2 in-app purchases, starting at $12.99 per month. Chess Premium+ asks for nothing beyond the download.

Chess Premium+ ships an update every 2 days, Blundr every 4 days. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Chess Premium+ | Blundr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Size | 133 MB | 32 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Yusuf OZCAN](https://appshunter.io/developer/1895795076) | [Christopher Macier](https://appshunter.io/developer/1873602494) |

## What reviewers say

### Chess Premium+

[App page](https://appshunter.io/ios/app/chess-premium-plus/id6764469500)

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

**In-app purchases:** none


### Blundr

[App page](https://appshunter.io/ios/app/blundr/id6771425215)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blundr Pro | $12.99 | per month |
| Blundr Pro | $104.99 | per year |


## Frequently asked questions

### Is Chess Premium+ free?

Chess Premium+ is free to download, with no in-app purchases.

### Is Blundr free?

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

### Do Chess Premium+ or Blundr have ads?

Neither Chess Premium+ nor Blundr shows ads.

### Which is updated more often, Chess Premium+ or Blundr?

Chess Premium+ ships an update every 2 days, and Blundr every 4 days. Most recently, Chess Premium+ was updated on September 19, 2026 and Blundr on September 17, 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.*