Smart Diffuser vs Smart Scent
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.
Smart Scent
Control your smart fragrance device remotely, set schedules, and manage multiple devices from one app. Share access with family to enjoy a personalized scent experience.
- Remote device control
- Power saving features
- Multi-device management
- Timed task scheduling
- Device sharing
- Fast networking
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Smart fragrance device, enjoy the delicate fragrance of wisdom 1. Remote control, less worry, power saving, turn on whenever you want 2. Add multiple devices at the same time to realize one APP to control all smart fragrance devices 3. Flexible setting of timed tasks, accurate execution on time 4. One-click sharing device, the whole family can easily enjoy the wisdom fragrance 5. Fast networking, no need to wait, enjoy the speed experience
Screenshots
Verdict
The clearest difference is rating: Smart Scent at 4.7 against Smart Diffuser's 2.7. Smart Scent also leads on ratings volume (51 vs 6) and iOS requirement (10.0 vs 12.0). Smart Diffuser's advantage is update cadence (every 6 weeks vs every 5 months). On price, ads, in-app purchases and monetization model 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 Scent holds the better App Store score, 4.7 against 2.7. That said, the two scores are not equally well evidenced: Smart Scent has 51 ratings behind it against 6, so its average is the more settled of the two.
Smart Diffuser ships an update every 6 weeks, Smart Scent every 5 months. The most recent releases landed on October 2, 2026 and June 1, 2026 respectively.
| Parameter | Smart Diffuser | Smart Scent |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (6 ratings) | 4.7 (51 ratings) — better |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 6 | 51 — better |
| Update frequency | Every 6 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 136 MB |
| Age rating | 4+ | 4+ |
| Developer | 秦庚 蒋 | 永锦 罗 |
Customer experience
Smart Diffuser
Smart Scent
In-app purchases
Smart Diffuser
No in-app purchases
Smart Scent
No in-app purchases
