# Nim Logic vs Chess Endgame Puzzle Trainer

The clearest difference is in-app purchases: Nim Logic at none against Chess Endgame Puzzle Trainer's 7. Nim Logic also leads on ads (none vs shown) and iOS requirement (10.0 vs 16.4). Chess Endgame Puzzle Trainer's advantage is update cadence (every 2 months vs every 6 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Chess Endgame Puzzle Trainer sells 7 in-app purchases, starting at $2.99 per month. Nim Logic asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Nim Logic against 5.0 for Chess Endgame Puzzle Trainer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Nim Logic ships an update every 6 months, Chess Endgame Puzzle Trainer every 2 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Nim Logic | Chess Endgame Puzzle Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/nim-logic/id1217073545/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/chess-endgame-puzzle-trainer/id6746067677/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 22 MB | 134 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [H3Apps LLC](https://appshunter.io/developer/598620927) | [Dawid Wrzesinski](https://appshunter.io/developer/1812701337) |

## What reviewers say

### Nim Logic

[App page](https://appshunter.io/ios/app/nim-logic/id1217073545)

Engage in two strategic Nim-like games, ZIgZAg and BeadDrop, designed to teach mathematical winning strategies. A data challenge is also available for those interested in data science principles. It's an excellent tool for children to develop strategic thinking and consistently outperform opponents.

**Highlights:** Two Nim-like games: ZIgZAg and BeadDrop, Secret mathematical winning strategies, Data challenge for data scientists, Adjustable expertise levels, Develops strategic thinking

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

**In-app purchases:** none


### Chess Endgame Puzzle Trainer

[App page](https://appshunter.io/ios/app/chess-endgame-puzzle-trainer/id6746067677)

Master chess endgames with over 50,000 puzzles covering all piece combinations. Improve your rating with adaptive difficulty, speed challenges, and in-depth Stockfish analysis. Practice offline and track your progress to win more games.

**Highlights:** 50,000+ endgame puzzles, 100% offline play, Adaptive rating system (300-2800+), Puzzle Smash speed challenge, Stockfish engine analysis, Progress tracking and statistics, Dark mode

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso Subscription | $2.99 | per month |
| Flat White Subscription | $5.99 | per 3 months |
| Latte Subscription | $7.99 | per 6 months |
| Super Large Subscription | $12.99 | per year |
| Espresso | $3.99 | one-time |
| Flat White | $6.99 | one-time |
| Latte | $9.99 | one-time |


## Frequently asked questions

### Is Nim Logic free?

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

### Is Chess Endgame Puzzle Trainer free?

Chess Endgame Puzzle Trainer is free to download, with in-app purchases available.

### Which has better reviews, Nim Logic or Chess Endgame Puzzle Trainer?

Nim Logic and Chess Endgame Puzzle Trainer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Nim Logic or Chess Endgame Puzzle Trainer have ads?

Chess Endgame Puzzle Trainer shows ads; Nim Logic does not.

### Which is updated more often, Nim Logic or Chess Endgame Puzzle Trainer?

Nim Logic ships an update every 6 months, and Chess Endgame Puzzle Trainer every 2 months. Most recently, Nim Logic was updated on November 2, 2026 and Chess Endgame Puzzle Trainer on October 30, 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.*