# Number Chain by SZY vs DropNumber

The clearest difference is rating: DropNumber at 4.5 against Number Chain by SZY's 3.0. DropNumber also leads on ratings volume (8 vs 1) and iOS requirement (12.0 vs 15.0). Number Chain by SZY's advantage is in-app purchases (none vs 2) and review sentiment (100% vs 88%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DropNumber sells 2 one-off in-app purchases. Number Chain by SZY asks for nothing beyond the download.

DropNumber holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: DropNumber has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 100% of Number Chain by SZY's written reviews are positive against 88% of DropNumber's, so the app with the better star average is not the one people write more warmly about.

Number Chain by SZY ships an update every 4 months, DropNumber every 3 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Number Chain by SZY | DropNumber |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/number-chain-by-szy/id490969339/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/dropnumber/id692762895/reviews)** |
| Number of ratings | 1 | **8** |
| Positive reviews | **100.0% of reviews** | 88.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 66 MB | 80 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shen Zhongyuan](https://appshunter.io/developer/385090494) | [TAKASHI TOKUDA](https://appshunter.io/developer/665848074) |

## 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


### DropNumber

[App page](https://appshunter.io/ios/app/dropnumber/id692762895)

A new falling block puzzle game with simple one-finger touch controls. Match blocks of the same number to make them disappear. Features special blocks, fever mode for high scores, and multiple game modes.

**Highlights:** One-finger touch controls, Number block matching, Special '? block' mechanic, Fever Mode for high scores, Endless, Survival, and Quest modes, GameCenter leaderboards

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All stages unlocked | $1.99 | one-time |
| Ads Delete | $4.99 | one-time |


## Frequently asked questions

### Is Number Chain by SZY free?

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

### Is DropNumber free?

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

### Which has better reviews, Number Chain by SZY or DropNumber?

DropNumber is rated higher. Number Chain by SZY averages 3.0 out of 5 from 1 ratings, while DropNumber averages 4.5 from 8 ratings.

### Do Number Chain by SZY or DropNumber have ads?

Both Number Chain by SZY and DropNumber show ads.

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

Number Chain by SZY ships an update every 4 months, and DropNumber every 3 months. Most recently, Number Chain by SZY was updated on October 29, 2026 and DropNumber on October 24, 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.*