# SCENTLIFE vs KetApp

The clearest difference is update cadence: KetApp at every 9 days against SCENTLIFE's every 2 months. 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.

SCENTLIFE ships an update every 2 months, KetApp every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | SCENTLIFE | KetApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (20 ratings)](https://appshunter.io/ios/app/scentlife/id1636403654/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 34 MB | 35 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [金女 宋](https://appshunter.io/developer/1476366759) | [Ketterer Antriebe](https://appshunter.io/developer/6773347353) |

## What reviewers say

### SCENTLIFE

[App page](https://appshunter.io/ios/app/scentlife/id1636403654)

Control your scent machine remotely via 2.4G or Bluetooth. Adjust timers, scent intensity, and manage multiple devices. Features include power and light switches, fan control, and user authorization.

**Highlights:** Remote 2.4G and Bluetooth control, Adjustable timer for operation, Scent intensity adjustment, Automatic oil calculation, Machine naming and modification, User authorization for control, Group machine control

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

**In-app purchases:** none


### KetApp

[App page](https://appshunter.io/ios/app/ketapp-ketterer/id6773347351)

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

**In-app purchases:** none


## Frequently asked questions

### Is SCENTLIFE free?

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

### Is KetApp free?

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

### Do SCENTLIFE or KetApp have ads?

Neither SCENTLIFE nor KetApp shows ads.

### Which is updated more often, SCENTLIFE or KetApp?

SCENTLIFE ships an update every 2 months, and KetApp every 9 days. Most recently, SCENTLIFE was updated on October 24, 2026 and KetApp 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.*