Smart Diffuser vs Scentist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Diffuser
Control your smart scent machine remotely via Wi-Fi. Adjust scent intensity, monitor oil levels, and manage multiple devices. Authorize other users and group machines for business use.
- Remote Wi-Fi control
- Scent intensity adjustment
- Oil level monitoring
- User authorization
- Device grouping
- Employee account management
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Smart scent machine app is to control the scent machine remotely Main function as below; 1. SMARTCONFIG: To match your scent machine to your wifi and control by the smartphone. 2. Do settings and ambient scent intensity control remotely. 3. Oil Monitor: Can monitor the oil level of the scent machine. 4. Authorization: To authorize the person that need to do setting. 5. Group function: Can group your customer's machine. 6.Employee account function：Resolve equipment ownership issues between agents and employees . 7.Update the prompt function：APP has a new version that will prompt the update.
Scentist
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.
- Set working time and date
- Adjust fragrance concentration
- Auto on and off scheduling
- Restore factory settings
- View device instructions
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The APP Scentist is an application which is mainly used to control its intelligent scent machine equipment. The main functions include: setting the working time and date by time period, concentration of the fragrance; auto on and off, restoring the factory settings of the scent machine and the name, display and use instructions of the device.
Screenshots
Verdict
The clearest difference is rating: Smart Diffuser at 2.7 against Scentist's 1.5. Smart Diffuser also leads on update cadence (every 6 weeks vs every 3 months). On price, review sentiment, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Smart Diffuser holds the better App Store score, 2.7 against 1.5. Both are backed by a comparable volume of ratings — 6 and 11 respectively. Written reviews point the same way: 25% of Smart Diffuser's written reviews are positive against 20% of Scentist's.
Smart Diffuser ships an update every 6 weeks, Scentist every 3 months. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.
| Parameter | Smart Diffuser | Scentist |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (6 ratings) — better | 1.5 (11 ratings) |
| Positive reviews | 25.0% of reviews — better | 20.0% of reviews |
| Number of ratings | 6 | 11 — better |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 42 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | 秦庚 蒋 | 志涛 侯 |
Customer experience
Smart Diffuser
Scentist
In-app purchases
Smart Diffuser
No in-app purchases
Scentist
No in-app purchases
