# YAY Scanner vs Lunora scent diffuser

The clearest difference is update cadence: Lunora scent diffuser at every 5 weeks against YAY Scanner's every 7 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.

YAY Scanner ships an update every 7 months, Lunora scent diffuser every 5 weeks. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | YAY Scanner | Lunora scent diffuser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/yay-scanner/id1478283207/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 21 MB | 5 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yay ehf](https://appshunter.io/developer/1475084000) | [Daria ehf](https://appshunter.io/developer/1889730173) |

## What reviewers say

### YAY Scanner

[App page](https://appshunter.io/ios/app/yay-scanner/id1478283207)

This utility app allows partners to scan YAY barcodes to process customer gift certificates. It requires an active username and password for login, enabling on-the-go customer service.

**Highlights:** Scan YAY barcodes, Process gift certificates, Customer engagement, Anytime, anywhere use, Partner login

**Features:** macOS Compatibility

**In-app purchases:** none


### Lunora scent diffuser

[App page](https://appshunter.io/ios/app/lunora-scent-diffuser/id6761448131)

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

**In-app purchases:** none


## Frequently asked questions

### Is YAY Scanner free?

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

### Is Lunora scent diffuser free?

Lunora scent diffuser is free to download, with no in-app purchases.

### Do YAY Scanner or Lunora scent diffuser have ads?

Neither YAY Scanner nor Lunora scent diffuser shows ads.

### Which is updated more often, YAY Scanner or Lunora scent diffuser?

YAY Scanner ships an update every 7 months, and Lunora scent diffuser every 5 weeks. Most recently, YAY Scanner was updated on September 24, 2026 and Lunora scent diffuser on September 16, 2026.

---

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