# BRAVER'S Σ vs Auto Arena 3D

The clearest difference is in-app purchases: Auto Arena 3D at none against BRAVER'S Σ's 7. BRAVER'S Σ's advantage is ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. BRAVER'S Σ sells 7 one-off in-app purchases. Auto Arena 3D asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | BRAVER'S Σ | Auto Arena 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bravers/id6759327617/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | Weekly |
| Size | 104 MB | 339 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Yuto Maeda](https://appshunter.io/developer/1684665160) | [minhyung kim](https://appshunter.io/developer/6791432506) |

## What reviewers say

### BRAVER'S Σ

[App page](https://appshunter.io/ios/app/bravers/id6759327617)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 虹の石 10個 | $1.99 | one-time |
| 虹の石 50個 初回限定 | $2.99 | one-time |
| 虹の石 50個 | $5.99 | one-time |
| 虹の石 100個 | $9.99 | one-time |
| 虹の石 250個 | $19.99 | one-time |
| 虹の石 500個 | $29.99 | one-time |
| 虹の石 1200個 | $59.99 | one-time |


### Auto Arena 3D

[App page](https://appshunter.io/ios/app/auto-arena-3d/id6804918554)

**In-app purchases:** none


## Frequently asked questions

### Is BRAVER'S Σ free?

BRAVER'S Σ is free to download, with in-app purchases available.

### Is Auto Arena 3D free?

Auto Arena 3D is free to download, with no in-app purchases.

### Do BRAVER'S Σ or Auto Arena 3D have ads?

Auto Arena 3D shows ads; BRAVER'S Σ does not.

### Which is updated more often, BRAVER'S Σ or Auto Arena 3D?

BRAVER'S Σ ships an update weekly, and Auto Arena 3D weekly. Most recently, BRAVER'S Σ was updated on October 24, 2026 and Auto Arena 3D on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*