# Number Chain by SZY vs Cube Jong

The clearest difference is price: Number Chain by SZY at Free against Cube Jong's $0.99. Number Chain by SZY also leads on update cadence (every 4 months vs every 29 months). Cube Jong's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Number Chain by SZY is free to download; Cube Jong costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Number Chain by SZY ships an update every 4 months, Cube Jong every 29 months. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Number Chain by SZY | Cube Jong |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/number-chain-by-szy/id490969339/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 29 months |
| Monetization | Ad-supported | — |
| Size | 66 MB | 102 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shen Zhongyuan](https://appshunter.io/developer/385090494) | [Philippe Zay](https://appshunter.io/developer/1200498230) |

## What reviewers say

### Number Chain by SZY

[App page](https://appshunter.io/ios/app/number-chain-by-szy/id490969339)

A puzzle game where you create chains of three or more matching or consecutive numbers to clear them and earn points. Achieve high scores by forming longer chains and triggering "Rensa" combos.

**Highlights:** Build removable chains of numbers, Score points based on chain length, Trigger automatic chain reactions (Rensa), Utilize a 'Final Number of 0' for clearing, Support for leaderboards and achievements, Automatic game saving

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

**In-app purchases:** none


### Cube Jong

[App page](https://appshunter.io/ios/app/cube-jong/id6464372373)

**In-app purchases:** none


## Frequently asked questions

### Is Number Chain by SZY free?

Number Chain by SZY is free to download, with no in-app purchases.

### Is Cube Jong free?

Cube Jong costs $0.99, with no in-app purchases.

### Do Number Chain by SZY or Cube Jong have ads?

Number Chain by SZY shows ads; Cube Jong does not.

### Which is updated more often, Number Chain by SZY or Cube Jong?

Number Chain by SZY ships an update every 4 months, and Cube Jong every 29 months. Most recently, Number Chain by SZY was updated on October 23, 2026 and Cube Jong on October 4, 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.*