# Chess Alliance vs PhysicsAPex

The clearest difference is in-app purchases: Chess Alliance at none against PhysicsAPex's 1. Chess Alliance also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13 vs 26.2). PhysicsAPex's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. PhysicsAPex sells 1 one-off in-app purchase. Chess Alliance asks for nothing beyond the download.

Chess Alliance ships an update every 3 weeks, PhysicsAPex every 2 months. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Chess Alliance | PhysicsAPex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (105 ratings)](https://appshunter.io/ios/app/chess-alliance/id1089848809/reviews)** | — |
| Number of ratings | **105** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 131 MB | 58 MB |
| Requires iOS | **13** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [北京棋易科技有限公司](https://appshunter.io/developer/1089848808) | [JT Scientific Consulting LLC](https://appshunter.io/developer/1612699648) |

## What reviewers say

### Chess Alliance

[App page](https://appshunter.io/ios/app/chess-alliance/id1089848809)

This platform offers a comprehensive suite of tools for chess players of all levels to play, practice, learn, and improve. Engage in live games, solve thousands of puzzles, analyze your matches with AI feedback, and join or create chess clubs for community interaction and tournaments.

**Highlights:** Play against similar level opponents, Challenge friends and chat, Watch live games and tournaments, Solve over 100,000 tactics puzzles, Analyze games with AI feedback, Create and join chess clubs, Access learning tools like opening trees and game databases

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

**In-app purchases:** none


### PhysicsAPex

[App page](https://appshunter.io/ios/app/physicsapex/id6760090585)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PhysicsAPex Premium | $39.99 | one-time |


## Frequently asked questions

### Is Chess Alliance free?

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

### Is PhysicsAPex free?

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

### Do Chess Alliance or PhysicsAPex have ads?

Chess Alliance shows ads; PhysicsAPex does not.

### Which is updated more often, Chess Alliance or PhysicsAPex?

Chess Alliance ships an update every 3 weeks, and PhysicsAPex every 2 months. Most recently, Chess Alliance was updated on November 2, 2026 and PhysicsAPex 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.*