# Jigsaw Puzzle Break vs Chess Notation Lab

The clearest difference is in-app purchases: Jigsaw Puzzle Break at none against Chess Notation Lab's 1. Chess Notation Lab's advantage is update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chess Notation Lab sells 1 one-off in-app purchase. Jigsaw Puzzle Break asks for nothing beyond the download.

Jigsaw Puzzle Break ships an update fortnightly, Chess Notation Lab every 3 days. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Jigsaw Puzzle Break | Chess Notation Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/chess-notation-lab/id6480255515/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 26 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SK COMBINATOR, LLC](https://appshunter.io/developer/1729298299) | [Nishat Majid](https://appshunter.io/developer/1727207034) |

## What reviewers say

### Jigsaw Puzzle Break

[App page](https://appshunter.io/ios/app/jigsaw-puzzle-break/id6478998659)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chess Notation Lab

[App page](https://appshunter.io/ios/app/chess-notation-lab/id6480255515)

Master chess board coordinates and piece movement with this training app. Improve your ability to visualize moves, read notation, and understand square colors. Designed to enhance your chess calculations and potentially boost your rating.

**Highlights:** Identify squares by coordinate, Fluid piece movement visualization, Translate moves to notation, Identify square color, Orient on the board, Speed up calculation, Blind chess practice

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $9.99 | one-time |


## Frequently asked questions

### Is Jigsaw Puzzle Break free?

Jigsaw Puzzle Break is free to download, with no in-app purchases.

### Is Chess Notation Lab free?

Chess Notation Lab is free to download, with in-app purchases available.

### Do Jigsaw Puzzle Break or Chess Notation Lab have ads?

Neither Jigsaw Puzzle Break nor Chess Notation Lab shows ads.

### Which is updated more often, Jigsaw Puzzle Break or Chess Notation Lab?

Jigsaw Puzzle Break ships an update fortnightly, and Chess Notation Lab every 3 days. Most recently, Jigsaw Puzzle Break was updated on October 25, 2026 and Chess Notation Lab 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.*