# Scentist vs Scent Master Pro

The clearest difference is review sentiment: Scent Master Pro at 100% against Scentist's 20%. Scent Master Pro also leads on rating (5.0 vs 1.5) and update cadence (fortnightly vs every 3 months). Scentist's advantage is ratings volume (11 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scent Master Pro holds the better App Store score, 5.0 against 1.5. That said, the two scores are not equally well evidenced: Scentist has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of Scentist's written reviews are positive against 100% of Scent Master Pro's.

Scentist ships an update every 3 months, Scent Master Pro fortnightly. The most recent releases landed on July 8, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Scentist | Scent Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (11 ratings)](https://appshunter.io/ios/app/scentist/id6443780450/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scent-master-pro/id6499073832/reviews)** |
| Number of ratings | **11** | 2 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 30 MB | 180 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [志涛 侯](https://appshunter.io/developer/1739246959) | [兵 姚](https://appshunter.io/developer/1546606210) |

## What reviewers say

### Scentist

[App page](https://appshunter.io/ios/app/scentist/id6443780450)

Control your intelligent scent machine with this app. Set working times, fragrance concentration, and schedule auto on/off functions. You can also restore factory settings and access device instructions.

**Highlights:** Set working time and date, Adjust fragrance concentration, Auto on and off scheduling, Restore factory settings, View device instructions

**Features:** macOS Compatibility

**In-app purchases:** none


### Scent Master Pro

[App page](https://appshunter.io/ios/app/scent-master-pro/id6499073832)

This intelligent fragrance management app allows real-time monitoring and remote control of connected devices. Users can customize working modes, set schedules, and track oil levels for a seamless experience.

**Highlights:** Remote device control, Custom working modes, Real-time oil level monitoring, Intelligent usage calibration, Device sharing management, Scheduled operation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scentist free?

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

### Is Scent Master Pro free?

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

### Which has better reviews, Scentist or Scent Master Pro?

Scent Master Pro is rated higher. Scentist averages 1.5 out of 5 from 11 ratings, while Scent Master Pro averages 5.0 from 2 ratings.

### Do Scentist or Scent Master Pro have ads?

Neither Scentist nor Scent Master Pro shows ads.

### Which is updated more often, Scentist or Scent Master Pro?

Scentist ships an update every 3 months, and Scent Master Pro fortnightly. Most recently, Scentist was updated on July 8, 2026 and Scent Master Pro 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.*