# SOL Helmets 官方商城 vs Couboom

The clearest difference is ads: SOL Helmets 官方商城 at none against Couboom's shown. Couboom's advantage is update cadence (every 4 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

SOL Helmets 官方商城 ships an update monthly, Couboom every 4 days. The most recent releases landed on October 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SOL Helmets 官方商城 | Couboom |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Size | 104 MB | 19 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [BO CAI ENTERPRISE CO., LTD.](https://appshunter.io/developer/1647115456) | [Yi Che Chiu](https://appshunter.io/developer/1801906928) |

## What reviewers say

### SOL Helmets 官方商城

[App page](https://appshunter.io/ios/app/sol-helmets/id6443552895)

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

**In-app purchases:** none


### Couboom

[App page](https://appshunter.io/ios/app/couboom/id6761968338)

**In-app purchases:** none


## Frequently asked questions

### Is SOL Helmets 官方商城 free?

SOL Helmets 官方商城 is free to download, with no in-app purchases.

### Is Couboom free?

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

### Do SOL Helmets 官方商城 or Couboom have ads?

Couboom shows ads; SOL Helmets 官方商城 does not.

### Which is updated more often, SOL Helmets 官方商城 or Couboom?

SOL Helmets 官方商城 ships an update monthly, and Couboom every 4 days. Most recently, SOL Helmets 官方商城 was updated on October 1, 2026 and Couboom on September 23, 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.*