# ScentShelf Perfume Tracker vs ScentDiary

The clearest difference is in-app purchases: ScentDiary at none against ScentShelf Perfume Tracker's 3. ScentShelf Perfume Tracker's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ScentShelf Perfume Tracker sells 3 in-app purchases, starting at $1.99 per month. ScentDiary asks for nothing beyond the download.

ScentShelf Perfume Tracker ships an update every 10 days, ScentDiary every 2 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ScentShelf Perfume Tracker | ScentDiary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/scentshelf-perfume-tracker/id6760212472/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 136 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Define You](https://appshunter.io/developer/1831894928) | [Street567](https://appshunter.io/developer/1513781813) |

## What reviewers say

### ScentShelf Perfume Tracker

[App page](https://appshunter.io/ios/app/scentshelf-perfume-tracker/id6760212472)

Track your daily fragrance choices and organize your perfume collection. Discover your personal scent preferences over time with insightful statistics and an AI sommelier that interprets your habits.

**Highlights:** Daily SOTD wear log, Full collection manager, Wishlist and archive, Personal scent profile, AI sommelier (Nez), AI photo recognition

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro · AI & Unlimited | $1.99 | per month |
| Pro Monthly · AI & Unlimited | $4.99 | per month |
| Pro Annual · AI & Unlimited | $39.99 | per year |


### ScentDiary

[App page](https://appshunter.io/ios/app/scentdiary/id6760708811)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScentShelf Perfume Tracker free?

ScentShelf Perfume Tracker is free to download, with in-app purchases available.

### Is ScentDiary free?

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

### Do ScentShelf Perfume Tracker or ScentDiary have ads?

Both ScentShelf Perfume Tracker and ScentDiary show ads.

### Which is updated more often, ScentShelf Perfume Tracker or ScentDiary?

ScentShelf Perfume Tracker ships an update every 10 days, and ScentDiary every 2 weeks. Most recently, ScentShelf Perfume Tracker was updated on October 24, 2026 and ScentDiary on October 7, 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.*