# Pulsar Chess Engine vs FlipSight

The clearest difference is price: FlipSight at Free against Pulsar Chess Engine's $1.99. FlipSight also leads on rating (5.0 vs 4.3) and review sentiment (100% vs 67%). Pulsar Chess Engine's advantage is ratings volume (12 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

FlipSight is free to download; Pulsar Chess Engine costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FlipSight holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Pulsar Chess Engine has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of Pulsar Chess Engine's written reviews are positive against 100% of FlipSight's.

Pulsar Chess Engine ships an update every 2 months, FlipSight every 3 days. The most recent releases landed on September 22, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Pulsar Chess Engine | FlipSight |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/pulsar-chess-engine/id839640447/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flipsight/id6781607809/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Paid | **Free** |
| Size | 11 MB | 31 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michael Adams](https://appshunter.io/developer/743520896) | [Taejoon Chung](https://appshunter.io/developer/6781607811) |

## 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


### FlipSight

[App page](https://appshunter.io/ios/app/flipsight/id6781607809)

Engage in strategic Othello/Reversi gameplay with AI analysis and online multiplayer. Sharpen your skills with a vast collection of puzzles and an extensive opening library. Compete daily on leaderboards and enjoy the game in 15 languages.

**Highlights:** AI game analysis, Online real-time matches, Extensive puzzle collection, Opening library with AI evaluations, Daily challenges and leaderboards, Available in 15 languages

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

**In-app purchases:** none


## Frequently asked questions

### Is Pulsar Chess Engine free?

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

### Is FlipSight free?

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

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

FlipSight is rated higher. Pulsar Chess Engine averages 4.3 out of 5 from 12 ratings, while FlipSight averages 5.0 from 1 ratings.

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

Neither Pulsar Chess Engine nor FlipSight shows ads.

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

Pulsar Chess Engine ships an update every 2 months, and FlipSight every 3 days. Most recently, Pulsar Chess Engine was updated on September 22, 2026 and FlipSight on September 12, 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.*