# 3D Battle Tanks vs Quantum Number Lock

The clearest difference is update cadence: 3D Battle Tanks at every 3 days against Quantum Number Lock's every 9 days. 3D Battle Tanks also leads on iOS requirement (11.0 vs 15). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

3D Battle Tanks ships an update every 3 days, Quantum Number Lock every 9 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 3D Battle Tanks | Quantum Number Lock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 9 days |
| Size | 82 MB | 7 MB |
| Requires iOS | **11.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RHYTHMAP](https://appshunter.io/developer/1458950442) | [特 郑](https://appshunter.io/developer/1881393610) |

## What reviewers say

### 3D Battle Tanks

[App page](https://appshunter.io/ios/app/3d-battle-tanks/id6465627475)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 3D Battle Tanks free?

3D Battle Tanks is free to download, with no in-app purchases.

### Is Quantum Number Lock free?

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

### Do 3D Battle Tanks or Quantum Number Lock have ads?

Neither 3D Battle Tanks nor Quantum Number Lock shows ads.

### Which is updated more often, 3D Battle Tanks or Quantum Number Lock?

3D Battle Tanks ships an update every 3 days, and Quantum Number Lock every 9 days. Most recently, 3D Battle Tanks was updated on October 27, 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.*