# Buzz vs Zen Chess Puzzle

The clearest difference is iOS requirement: Buzz at 12.0 against Zen Chess Puzzle's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Buzz ships an update every 8 days, Zen Chess Puzzle every 6 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Buzz | Zen Chess Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/zen-chess-puzzle/id6752505289/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 6 days** |
| Monetization | — | Free |
| Size | 39 MB | 87 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TETTO JSC](https://appshunter.io/developer/1077175414) | [FusionX Tech LLC](https://appshunter.io/developer/1773335201) |

## What reviewers say

### Buzz

[App page](https://appshunter.io/ios/app/buzz-ai-driven-feed/id6480262481)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zen Chess Puzzle

[App page](https://appshunter.io/ios/app/zen-chess-puzzle/id6752505289)

Engage with millions of unlimited chess puzzles from online databases, powered by the Stockfish engine for real-time analysis. Difficulty dynamically adjusts to your skill level, with hints and solutions available. Improve your game with detailed move explanations.

**Highlights:** Millions of unlimited chess puzzles, Real-time analysis with Stockfish engine, Dynamic difficulty adjustment, Hints and solution assistance, Beginner to Grandmaster ratings, Learn from move explanations

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

**In-app purchases:** none


## Frequently asked questions

### Is Buzz free?

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

### Is Zen Chess Puzzle free?

Zen Chess Puzzle is free to download, with no in-app purchases.

### Do Buzz or Zen Chess Puzzle have ads?

Neither Buzz nor Zen Chess Puzzle shows ads.

### Which is updated more often, Buzz or Zen Chess Puzzle?

Buzz ships an update every 8 days, and Zen Chess Puzzle every 6 days. Most recently, Buzz was updated on October 27, 2026 and Zen Chess Puzzle on October 24, 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.*