ScentSetter vs Smart Diffuser
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScentSetter
Control cold mist nebulizing scent marketing and odor control devices. Set intensity and schedule diffusion times daily. Create custom operating profiles and secure devices with passwords.
- Set diffusion intensity
- Schedule functional duration
- Create operating profiles
- Set device passwords
- Manage scent marketing devices
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An app for Air-Scent International's Cold-Mist nebulizing scent marketing and odor control devices. This application will allow you to set intensity and functional duration on a daily schedule. You are also able to create different operating profiles and passwords for your devices.
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.
Screenshots
Verdict
The clearest difference is update cadence: Smart Diffuser at every 6 weeks against ScentSetter's every 17 months. ScentSetter's advantage is review sentiment (33% vs 25%). On price, rating, 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.
On the App Store both sit at effectively the same score — 2.8 for ScentSetter against 2.7 for Smart Diffuser. Both are backed by a comparable volume of ratings — 8 and 6 respectively. Written reviews are what separate them: 33% of ScentSetter's written reviews are positive against 25% of Smart Diffuser's.
ScentSetter ships an update every 17 months, Smart Diffuser every 6 weeks. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.
| Parameter | ScentSetter | Smart Diffuser |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (8 ratings) — better | 2.7 (6 ratings) |
| Positive reviews | 33.3% of reviews — better | 25.0% of reviews |
| Number of ratings | 8 — better | 6 |
| Update frequency | Every 17 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 2 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | AIR SCENT | 秦庚 蒋 |
Customer experience
ScentSetter
Smart Diffuser
In-app purchases
ScentSetter
No in-app purchases
Smart Diffuser
No in-app purchases
Questions
Is ScentSetter free?
Is Smart Diffuser free?
Which has better reviews, ScentSetter or Smart Diffuser?
Do ScentSetter or Smart Diffuser have ads?
Which is updated more often, ScentSetter or Smart Diffuser?
Other comparisons
