# Chess Endgame Trainer vs ChessPrep

The clearest difference is in-app purchases: Chess Endgame Trainer at none against ChessPrep's 3. Chess Endgame Trainer also leads on review sentiment (57% vs 33%) and ratings volume (6 vs 2). ChessPrep's advantage is ads (none vs shown) and update cadence (every 3 days vs monthly). On price, rating and device support there is nothing between them.

Both are free to download. ChessPrep sells 3 in-app purchases, starting at $0.99 per month. Chess Endgame Trainer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.0 for Chess Endgame Trainer against 3.0 for ChessPrep. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews are what separate them: 57% of Chess Endgame Trainer's written reviews are positive against 33% of ChessPrep's.

Chess Endgame Trainer ships an update monthly, ChessPrep every 3 days. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Chess Endgame Trainer | ChessPrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (6 ratings)](https://appshunter.io/ios/app/chess-endgame-trainer/id1066381775/reviews) | [3.0 (2 ratings)](https://appshunter.io/ios/app/chessprep/id6469808213/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | **57.1% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 56 MB | 109 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Propersh LLC](https://appshunter.io/developer/862587473) | [Stephen Papadatos](https://appshunter.io/developer/1712680449) |

## What reviewers say

### Chess Endgame Trainer

[App page](https://appshunter.io/ios/app/chess-endgame-trainer/id1066381775)

Practice chess endgames with a vast collection of puzzles. Solve challenges and verify solutions with the computer to quickly improve your chess skills without needing a partner or tutor.

**Highlights:** Vast endgame puzzle collection, Easy-to-use interface, Solve puzzles and verify with computer, Study computer-provided solutions, Improve chess skills efficiently

**Features:** macOS Compatibility

**In-app purchases:** none


### ChessPrep

[App page](https://appshunter.io/ios/app/chessprep/id6469808213)

Enhance your chess strategy with a powerful companion app. Build your repertoire from grandmaster moves, analyze opponent responses, and master tactics using a strong chess engine and spaced repetition.

**Highlights:** Build repertoire from grandmaster moves, Analyze opponent responses by elo, Stockfish 16 chess engine, Spaced repetition system, Position analysis and variation calculation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChessButler Monthly Sub | $0.99 | per month |
| ChessButler Yearly Sub | $9.99 | per year |
| ChessButler Lifetime Premium | $19.99 | one-time |


## Frequently asked questions

### Is Chess Endgame Trainer free?

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

### Is ChessPrep free?

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

### Which has better reviews, Chess Endgame Trainer or ChessPrep?

Chess Endgame Trainer and ChessPrep are both rated 3.0 out of 5 on the App Store, from 6 and 2 ratings respectively.

### Do Chess Endgame Trainer or ChessPrep have ads?

Chess Endgame Trainer shows ads; ChessPrep does not.

### Which is updated more often, Chess Endgame Trainer or ChessPrep?

Chess Endgame Trainer ships an update monthly, and ChessPrep every 3 days. Most recently, Chess Endgame Trainer was updated on October 3, 2026 and ChessPrep on October 16, 2026.

---

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