# MathZombie! vs 暗算Blitz

The clearest difference is in-app purchases: MathZombie! at none against 暗算Blitz's 1. MathZombie! also leads on iOS requirement (15.0 vs 17.6). 暗算Blitz's advantage is update cadence (daily vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. 暗算Blitz sells 1 one-off in-app purchase. MathZombie! asks for nothing beyond the download.

MathZombie! ships an update every 2 months, 暗算Blitz daily. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | MathZombie! | 暗算Blitz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Ad-supported | — |
| Size | 179 MB | 54 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [M kajimura](https://appshunter.io/developer/1138663828) | [Toshihide KAWAI](https://appshunter.io/developer/1598098272) |

## What reviewers say

### MathZombie!

[App page](https://appshunter.io/ios/app/mathzombie/id1537760395)

Engage in a brain-training calculation game to defeat zombies with mental arithmetic. Solve addition, subtraction, and multiplication problems to progress through increasingly difficult stages and compete on global leaderboards. Practice makes perfect for faster calculations.

**Highlights:** Mental arithmetic training, Addition, subtraction, multiplication, Progressive difficulty levels, In-game coin collection, Global and net rankings, Bluetooth keyboard support

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

**In-app purchases:** none


### 暗算Blitz

[App page](https://appshunter.io/ios/app/blitz/id6741730652)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム・ユーザー | $14.99 | one-time |


## Frequently asked questions

### Is MathZombie! free?

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

### Is 暗算Blitz free?

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

### Do MathZombie! or 暗算Blitz have ads?

Both MathZombie! and 暗算Blitz show ads.

### Which is updated more often, MathZombie! or 暗算Blitz?

MathZombie! ships an update every 2 months, and 暗算Blitz daily. Most recently, MathZombie! was updated on October 5, 2026 and 暗算Blitz on October 3, 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.*