# Pure Scent vs KYNCHO

The clearest difference is update cadence: Pure Scent at every 5 days against KYNCHO's every 3 weeks. KYNCHO's advantage is iOS requirement (13.0 vs 15.6). 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.

Pure Scent ships an update every 5 days, KYNCHO every 3 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pure Scent | KYNCHO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 26 MB | 25 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kai Ho Leung](https://appshunter.io/developer/1465393899) | [广州科骏诚汽车电子有限公司](https://appshunter.io/developer/1896476875) |

## What reviewers say

### Pure Scent

[App page](https://appshunter.io/ios/app/pure-scent/id6744613066)

**Features:** macOS Compatibility

**In-app purchases:** none


### KYNCHO

[App page](https://appshunter.io/ios/app/kyncho/id6767456812)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pure Scent free?

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

### Is KYNCHO free?

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

### Do Pure Scent or KYNCHO have ads?

Neither Pure Scent nor KYNCHO shows ads.

### Which is updated more often, Pure Scent or KYNCHO?

Pure Scent ships an update every 5 days, and KYNCHO every 3 weeks. Most recently, Pure Scent was updated on October 15, 2026 and KYNCHO on October 24, 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.*