# Pulsar Chess Engine vs GPT Chess

The clearest difference is price: GPT Chess at Free against Pulsar Chess Engine's $1.99. GPT Chess also leads on update cadence (every 9 days vs every 2 months). Pulsar Chess Engine's advantage is in-app purchases (none vs 1) and review sentiment (67% vs 33%). On ratings volume, ads and iOS requirement there is nothing between them.

GPT Chess is free to download; Pulsar Chess Engine costs $1.99 up front. GPT Chess sells 1 in-app purchase, starting at $1.99 per month. Pulsar Chess Engine asks for nothing beyond the download.

Pulsar Chess Engine holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 12 and 16 respectively. Written reviews point the same way: 67% of Pulsar Chess Engine's written reviews are positive against 33% of GPT Chess's.

Pulsar Chess Engine ships an update every 2 months, GPT Chess every 9 days. The most recent releases landed on September 22, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | Pulsar Chess Engine | GPT Chess |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/pulsar-chess-engine/id839640447/reviews)** | [4.1 (16 ratings)](https://appshunter.io/ios/app/gpt-chess/id6477067680/reviews) |
| Number of ratings | 12 | **16** |
| Positive reviews | **66.7% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 11 MB | 88 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Adams](https://appshunter.io/developer/743520896) | [FusionX Tech LLC](https://appshunter.io/developer/1773335201) |

## What reviewers say

### Pulsar Chess Engine

[App page](https://appshunter.io/ios/app/pulsar-chess-engine/id839640447)

Play chess and six popular variants with adjustable AI difficulty levels. Review logged games, access master game collections, and utilize Crafty engine analysis for standard chess and Chess960. Offers accessibility features for blind users.

**Highlights:** Plays 7 chess variants, Adjustable AI difficulty levels, Game logging and review, Master game collections, Crafty engine analysis, VoiceOver accessibility

**Features:** Vision Pro support

**In-app purchases:** none


### GPT Chess

[App page](https://appshunter.io/ios/app/gpt-chess/id6477067680)

Engage in chess matches against advanced AI models like ChatGPT and Gemini. Choose between standard rules or a chaotic no-rule mode where AI instructions dictate gameplay. The app features conversational AI during play and offers multiple AI strength levels.

**Highlights:** Play against ChatGPT and Gemini AI, Standard chess rules mode, No-rule chess mode with AI instructions, Multiple AI strength levels, Conversational AI during gameplay, Minimalist design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited APIs | $1.99 | per month |


## Frequently asked questions

### Is Pulsar Chess Engine free?

Pulsar Chess Engine costs $1.99, with no in-app purchases.

### Is GPT Chess free?

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

### Which has better reviews, Pulsar Chess Engine or GPT Chess?

Pulsar Chess Engine is rated higher. Pulsar Chess Engine averages 4.3 out of 5 from 12 ratings, while GPT Chess averages 4.1 from 16 ratings.

### Do Pulsar Chess Engine or GPT Chess have ads?

Neither Pulsar Chess Engine nor GPT Chess shows ads.

### Which is updated more often, Pulsar Chess Engine or GPT Chess?

Pulsar Chess Engine ships an update every 2 months, and GPT Chess every 9 days. Most recently, Pulsar Chess Engine was updated on September 22, 2026 and GPT Chess on August 31, 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.*