# Smart Scent Pro vs 威沃克Boss

The clearest difference is iOS requirement: 威沃克Boss at 13.0 against Smart Scent Pro's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Smart Scent Pro ships an update every 2 months, 威沃克Boss every 3 months. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Smart Scent Pro | 威沃克Boss |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 20 MB | 32 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [永锦 罗](https://appshunter.io/developer/1444842458) | [wivoce](https://appshunter.io/developer/1740929470) |

## What reviewers say

### Smart Scent Pro

[App page](https://appshunter.io/ios/app/smart-scent-pro/id1558962248)

**In-app purchases:** none


### 威沃克Boss

[App page](https://appshunter.io/ios/app/boss/id6670484813)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Scent Pro free?

Smart Scent Pro is free to download, with no in-app purchases.

### Is 威沃克Boss free?

威沃克Boss is free to download, with no in-app purchases.

### Do Smart Scent Pro or 威沃克Boss have ads?

Neither Smart Scent Pro nor 威沃克Boss shows ads.

### Which is updated more often, Smart Scent Pro or 威沃克Boss?

Smart Scent Pro ships an update every 2 months, and 威沃克Boss every 3 months. Most recently, Smart Scent Pro was updated on September 10, 2026 and 威沃克Boss on September 20, 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.*