# Math Vs Undead vs Qickbackball

The clearest difference is in-app purchases: Qickbackball at none against Math Vs Undead's 1. Qickbackball also leads on ads (none vs shown). Math Vs Undead's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On price and update cadence there is nothing between them.

Both are free to download. Math Vs Undead sells 1 one-off in-app purchase. Qickbackball asks for nothing beyond the download.

Math Vs Undead ships an update every 6 months, Qickbackball every 9 months. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Math Vs Undead | Qickbackball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (148 ratings)](https://appshunter.io/ios/app/math-vs-undead-math-game/id687283022/reviews)** | — |
| Number of ratings | **148** | — |
| Positive reviews | 48.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 133 MB | 57 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 12+ |
| Developer | [Peaksel](https://appshunter.io/developer/618105376) | [QBB Sport AB](https://appshunter.io/developer/1806602048) |

## What reviewers say

### Math Vs Undead

[App page](https://appshunter.io/ios/app/math-vs-undead-math-game/id687283022)

Engage in a thrilling math-based zombie shooter where solving arithmetic problems is your weapon. This game combines educational challenges with fun graphics to boost calculation speed and cognitive skills for all ages.

**Highlights:** Zombie shooter gameplay, Basic math operations (addition, subtraction, multiplication, division), 30 challenging levels, Improves calculation speed, Enhances cognitive functions, Eye-catching graphics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all levels | $4.99 | one-time |


### Qickbackball

[App page](https://appshunter.io/ios/app/qickbackball/id6746748538)

**In-app purchases:** none


## Frequently asked questions

### Is Math Vs Undead free?

Math Vs Undead is free to download, with in-app purchases available.

### Is Qickbackball free?

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

### Do Math Vs Undead or Qickbackball have ads?

Math Vs Undead shows ads; Qickbackball does not.

### Which is updated more often, Math Vs Undead or Qickbackball?

Math Vs Undead ships an update every 6 months, and Qickbackball every 9 months. Most recently, Math Vs Undead was updated on October 12, 2026 and Qickbackball on October 1, 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.*