Smart Diffuser vs Smart Scent Air
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
Read full descriptionHide full description
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 Air
Read full descriptionHide full description
A Bluetooth fragrance machine app that can remotely control intelligent fragrance machine devices in real-time.
Screenshots
Verdict
Smart Diffuser and Smart Scent Air are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 ships an update every 6 weeks, Smart Scent Air every 2 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.
| Parameter | Smart Diffuser | Smart Scent Air |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (8 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 42 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | 秦庚 蒋 | 易客创新(泉州)智能科技有限公司 |
In-app purchases
Smart Diffuser
No in-app purchases
Smart Scent Air
No in-app purchases
Questions
Is Smart Diffuser free?
Is Smart Scent Air free?
Do Smart Diffuser or Smart Scent Air have ads?
Which is updated more often, Smart Diffuser or Smart Scent Air?
Other comparisons
