# Merge Number Master vs MathRush.

The clearest difference is in-app purchases: MathRush. at none against Merge Number Master's 10. MathRush. also leads on update cadence (every 9 days vs every 3 weeks). Merge Number Master's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. Merge Number Master sells 10 one-off in-app purchases. MathRush. asks for nothing beyond the download.

Merge Number Master ships an update every 3 weeks, MathRush. every 9 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Merge Number Master | MathRush. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 109 MB | 18 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [雨后 沈](https://appshunter.io/developer/1828762747) | [SANGBEOM PARK](https://appshunter.io/developer/1796086696) |

## What reviewers say

### Merge Number Master

[App page](https://appshunter.io/ios/app/merge-number-master/id6749658334)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2000 Coins | $1.99 | one-time |
| Remove Pop-up Ads. | $4.99 | one-time |
| Beginner's Pack_Original | $5.99 | one-time |
| 6400 Coins | $5.99 | one-time |
| Super Pack | $6.99 | one-time |
| 11200 Coins | $9.99 | one-time |
| Limited Pack_Original | $12.99 | one-time |
| 23800 Coins | $19.99 | one-time |
| 50000 Coins | $39.99 | one-time |
| 80000 Coins | $59.99 | one-time |


### MathRush.

[App page](https://appshunter.io/ios/app/mathrush/id6749843351)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Merge Number Master free?

Merge Number Master is free to download, with in-app purchases available.

### Is MathRush. free?

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

### Do Merge Number Master or MathRush. have ads?

Both Merge Number Master and MathRush. show ads.

### Which is updated more often, Merge Number Master or MathRush.?

Merge Number Master ships an update every 3 weeks, and MathRush. every 9 days. Most recently, Merge Number Master was updated on October 5, 2026 and MathRush. on October 10, 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.*