# Stockfish Chess Analysis vs Chess64

The clearest difference is iOS requirement: Stockfish Chess Analysis at 15.0 against Chess64's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Stockfish Chess Analysis sells 3 in-app purchases, starting at $8.99 per 7 days and Chess64 sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Stockfish Chess Analysis ships an update fortnightly, Chess64 every 10 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Stockfish Chess Analysis | Chess64 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (81 ratings)](https://appshunter.io/ios/app/stockfish-chess-analysis/id6744956284/reviews)** | — |
| Number of ratings | **81** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 211 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Krishna Sangeeth KS](https://appshunter.io/developer/1796652653) | [Eljin Ltd](https://appshunter.io/developer/6775831563) |

## What reviewers say

### Stockfish Chess Analysis

[App page](https://appshunter.io/ios/app/stockfish-chess-analysis/id6744956284)

Analyze chess positions from a photo or by inputting moves. Get AI-powered best move suggestions, learn tactics, and play against the engine with live tips. Ideal for players of all levels looking to improve their game.

**Highlights:** Scan chessboards from photos, AI-powered best move suggestions, Learn new chess tactics, Play against Stockfish engine, Live help and tips during play, Multiple difficulty levels

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $8.99 | per 7 days |
| Monthly Subscription | $17.99 | per month |
| Yearly Subscription | $69.99 | per year |


### Chess64

[App page](https://appshunter.io/ios/app/chess64/id6789981845)

**Features:** iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Annual | $39.99 | per year |
| Chess64 Pro | $6.99 | one-time |


## Frequently asked questions

### Is Stockfish Chess Analysis free?

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

### Is Chess64 free?

Chess64 is free to download, with in-app purchases available.

### Do Stockfish Chess Analysis or Chess64 have ads?

Neither Stockfish Chess Analysis nor Chess64 shows ads.

### Which is updated more often, Stockfish Chess Analysis or Chess64?

Stockfish Chess Analysis ships an update fortnightly, and Chess64 every 10 days. Most recently, Stockfish Chess Analysis was updated on October 28, 2026 and Chess64 on October 28, 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.*