# BlueChess vs Chess 3D Pro Trainer

The clearest difference is ads: BlueChess at none against Chess 3D Pro Trainer's shown. Chess 3D Pro Trainer's advantage is update cadence (every 5 days vs every 4 months) and iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BlueChess ships an update every 4 months, Chess 3D Pro Trainer every 5 days. The most recent releases landed on September 19, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | BlueChess | Chess 3D Pro Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bluechess/id620176785/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 55 MB | 43 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GreenChess.com](https://appshunter.io/developer/532381678) | [Famobi GmbH](https://appshunter.io/developer/933760663) |

## What reviewers say

### BlueChess

[App page](https://appshunter.io/ios/app/bluechess/id620176785)

Engage in strategic gameplay with powerful chess engines. Choose between the BlueChess engine or the highly-rated Stockfish engine for your matches.

**Highlights:** Play against BlueChess engine, Play against Stockfish engine, Strategic gameplay, Free to play

**In-app purchases:** none


### Chess 3D Pro Trainer

[App page](https://appshunter.io/ios/app/chess-3d-pro-trainer/id6740913562)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BlueChess free?

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

### Is Chess 3D Pro Trainer free?

Chess 3D Pro Trainer is free to download, with no in-app purchases.

### Do BlueChess or Chess 3D Pro Trainer have ads?

Chess 3D Pro Trainer shows ads; BlueChess does not.

### Which is updated more often, BlueChess or Chess 3D Pro Trainer?

BlueChess ships an update every 4 months, and Chess 3D Pro Trainer every 5 days. Most recently, BlueChess was updated on September 19, 2026 and Chess 3D Pro Trainer on May 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*