# ScentMax vs ThreadCircle

The clearest difference is in-app purchases: ThreadCircle at none against ScentMax's 4. ThreadCircle also leads on update cadence (every 5 days vs every 3 weeks). ScentMax's advantage is iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. ScentMax sells 4 in-app purchases, starting at $0.99 per 7 days. ThreadCircle asks for nothing beyond the download.

ScentMax ships an update every 3 weeks, ThreadCircle every 5 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ScentMax | ThreadCircle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (306 ratings)](https://appshunter.io/ios/app/scentmax/id6756221091/reviews)** | — |
| Number of ratings | **306** | — |
| Positive reviews | 92.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Subscription | — |
| Size | 51 MB | 8 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 12+ |
| Developer | [SMStudios LLC](https://appshunter.io/developer/1855309121) | [Brightgrain LLC](https://appshunter.io/developer/1859050673) |

## What reviewers say

### ScentMax

[App page](https://appshunter.io/ios/app/scentmax/id6756221091)

This app helps you manage your fragrance collection with AI-powered recommendations. Get daily scent picks based on weather and occasion, organize your collection, and track your wears to discover new favorites and improve your scent profile.

**Highlights:** AI-powered fragrance recommendations, Daily scent suggestions based on weather, Collection organization and tracking, Scent score analysis for collection improvement, Wear logging and history, Personalized fragrance advice

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScentMax Pro | $0.99 | per 7 days |
| ScentMax Pro | $1.99 | per 7 days |
| ScentMax Pro | $4.99 | per month |
| ScentMax Pro | $39.99 | per year |


### ThreadCircle

[App page](https://appshunter.io/ios/app/threadcircle/id6760361029)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScentMax free?

ScentMax is free to download, with in-app purchases available.

### Is ThreadCircle free?

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

### Do ScentMax or ThreadCircle have ads?

Neither ScentMax nor ThreadCircle shows ads.

### Which is updated more often, ScentMax or ThreadCircle?

ScentMax ships an update every 3 weeks, and ThreadCircle every 5 days. Most recently, ScentMax was updated on October 14, 2026 and ThreadCircle on October 16, 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.*