# Chess Engine for Stockfish vs BitCache

The clearest difference is update cadence: BitCache at every 2 days against Chess Engine for Stockfish's every 5 weeks. Chess Engine for Stockfish's advantage is iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Chess Engine for Stockfish sells 2 in-app purchases, starting at $4.99 per 7 days and BitCache sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Chess Engine for Stockfish ships an update every 5 weeks, BitCache every 2 days. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Chess Engine for Stockfish | BitCache |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (31 ratings)](https://appshunter.io/ios/app/chess-engine-for-stockfish/id6753706741/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 21 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Allegro Digital](https://appshunter.io/developer/1839170882) | [Ricardo Mantero](https://appshunter.io/developer/396358931) |

## What reviewers say

### Chess Engine for Stockfish

[App page](https://appshunter.io/ios/app/chess-engine-for-stockfish/id6753706741)

Analyze chess positions with a powerful engine, create and edit boards, and import games from images or FEN strings. Save your favorite setups and customize the look with various themes and piece styles.

**Highlights:** Advanced analysis board, Intuitive board editor, Import from images/FEN, Saved positions, Customizable themes, Win probability analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Yearly Subscription | $29.99 | per year |


### BitCache

[App page](https://appshunter.io/ios/app/bitcache/id6789220697)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BitCache Pro | $17.99 | one-time |


## Frequently asked questions

### Is Chess Engine for Stockfish free?

Chess Engine for Stockfish is free to download, with in-app purchases available.

### Is BitCache free?

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

### Do Chess Engine for Stockfish or BitCache have ads?

Neither Chess Engine for Stockfish nor BitCache shows ads.

### Which is updated more often, Chess Engine for Stockfish or BitCache?

Chess Engine for Stockfish ships an update every 5 weeks, and BitCache every 2 days. Most recently, Chess Engine for Stockfish was updated on October 13, 2026 and BitCache on October 9, 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.*