# Darkball vs Stockfish 19 Chess Engine

The clearest difference is price: Darkball at Free against Stockfish 19 Chess Engine's $4.99. Darkball also leads on rating (4.1 vs 3.0) and ratings volume (15 vs 1). Stockfish 19 Chess Engine's advantage is update cadence (every 5 days vs every 68 months) and chart position (#198 vs unranked). On review sentiment, ads, in-app purchases and device support there is nothing between them.

Darkball is free to download; Stockfish 19 Chess Engine costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Darkball holds the better App Store score, 4.1 against 3.0. That said, the two scores are not equally well evidenced: Darkball has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Darkball ships an update every 68 months, Stockfish 19 Chess Engine every 5 days. The most recent releases landed on November 11, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Darkball | Stockfish 19 Chess Engine |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.1 (15 ratings)](https://appshunter.io/ios/app/darkball/id937357954/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/stockfish-19-chess-engine/id6813605429/reviews) |
| Number of ratings | **15** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 68 months | **Every 5 days** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#198** |
| Size | 0 MB | 126 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CW&T](https://appshunter.io/developer/403622462) | [Ishrak khan](https://appshunter.io/developer/1864160195) |

## What reviewers say

### Darkball

[App page](https://appshunter.io/ios/app/darkball/id937357954)

Test your predictive abilities by tapping the screen at the precise moment a ball enters a target area. This game challenges your brain's capacity to anticipate events based on subtle cues, similar to how athletes predict ball trajectories.

**Highlights:** Predictive ball interception gameplay, Tests brain's anticipation skills, Simple tap-to-intercept mechanic, Challenges timing and prediction, Minimalist visual cues

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

**In-app purchases:** none


### Stockfish 19 Chess Engine

[App page](https://appshunter.io/ios/app/stockfish-19-chess-engine/id6813605429)

**Currently charting:** #198 Top Paid · Board (US App Store)

Engage in a straightforward chess experience against a top-tier AI. This application allows you to play offline without needing an account, offering a pure challenge against a powerful engine.

**Highlights:** Play against Stockfish AI, Offline chess gameplay, No account required, Choose your side (White/Black), Simple interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Darkball free?

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

### Is Stockfish 19 Chess Engine free?

Stockfish 19 Chess Engine costs $4.99, with no in-app purchases.

### Which has better reviews, Darkball or Stockfish 19 Chess Engine?

Darkball is rated higher. Darkball averages 4.1 out of 5 from 15 ratings, while Stockfish 19 Chess Engine averages 3.0 from 1 ratings.

### Do Darkball or Stockfish 19 Chess Engine have ads?

Neither Darkball nor Stockfish 19 Chess Engine shows ads.

### Which is updated more often, Darkball or Stockfish 19 Chess Engine?

Darkball ships an update every 68 months, and Stockfish 19 Chess Engine every 5 days. Most recently, Darkball was updated on November 11, 2026 and Stockfish 19 Chess Engine on November 6, 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.*