# MathCraft vs Quantum Number Lock

The clearest difference is in-app purchases: Quantum Number Lock at none against MathCraft's 6. Quantum Number Lock also leads on update cadence (every 9 days vs every 2 months). MathCraft's advantage is iOS requirement (11.0 vs 15). On price, ads and device support there is nothing between them.

Both are free to download. MathCraft sells 6 one-off in-app purchases. Quantum Number Lock asks for nothing beyond the download.

MathCraft ships an update every 2 months, Quantum Number Lock every 9 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | MathCraft | Quantum Number Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathcraft-save-the-victim/id6450521610/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 466 MB | 7 MB |
| Requires iOS | **11.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Woongjin Thinkbig Co., Ltd.](https://appshunter.io/developer/1614968450) | [特 郑](https://appshunter.io/developer/1881393610) |

## What reviewers say

### MathCraft

[App page](https://appshunter.io/ios/app/mathcraft-save-the-victim/id6450521610)

An educational action game where players use a nitrogen gun to freeze and defeat monsters by solving math problems. Earn coins to upgrade your character and discover hidden items to survive and save the spaceship.

**Highlights:** Action shooting gameplay, AI-powered math training, Solve problems for items, Character upgrades, Strategic item utilization, Story-driven adventure

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10000gold | $0.99 | one-time |
| gem1000 | $0.99 | one-time |
| 22000gold | $1.99 | one-time |
| gem2200 | $1.99 | one-time |
| 36000gold | $2.99 | one-time |
| gem3600 | $2.99 | one-time |


### Quantum Number Lock

[App page](https://appshunter.io/ios/app/quantum-number-lock/id6760518803)

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

**In-app purchases:** none


## Frequently asked questions

### Is MathCraft free?

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

### Is Quantum Number Lock free?

Quantum Number Lock is free to download, with no in-app purchases.

### Do MathCraft or Quantum Number Lock have ads?

Neither MathCraft nor Quantum Number Lock shows ads.

### Which is updated more often, MathCraft or Quantum Number Lock?

MathCraft ships an update every 2 months, and Quantum Number Lock every 9 days. Most recently, MathCraft was updated on November 3, 2026 and Quantum Number Lock on October 25, 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.*