Comparison

3i vs Scent Diffuser Aroma

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

3i

Easily connect and control your smart devices from your mobile phone. Manage settings, schedule tasks, and monitor device status remotely. Enjoy firmware updates and share device access with family.

Highlights
  • Remote control and setup
  • Real-time status view
  • Schedule automated tasks
  • Do not disturb mode
  • Firmware upgrades
  • Share device access
Features
Read full description

3i App is an application that connects 3i's smart products. With 3i App, you can quickly and easily connect your mobile phone with 3i's smart products. With 3i App, you can use the following functions. 【Remote Control】Remote control and setup your device anytime, anywhere. 【Status View】Check the working status of the device in real time. 【Setting Appointment】Set up regular cleaning tasks and start working automatically. 【Do Not Disturb Mode】Set the do not disturb time, the device will not disturb your rest. 【Firmware Upgrade】Get the function update, enjoy a better smart life. 【Share the device with your family and friends. 【Contact Us】We are looking forward to your praise and criticism! Official website: https://www.3itech.com/

About

Scent Diffuser Aroma

Control smart home scent diffusers wirelessly. Scan and bind devices via LAN or Bluetooth, remotely manage switch and timing functions, and adjust working modes. Customize the app's theme and language for a personalized experience.

Highlights
  • Scan and bind smart home appliances
  • Remote device switch and timing
  • Control device working modes
  • Bluetooth device connection
  • Theme and language customization
Features
Read full description

The Scent Diffuser Aroma app is a universal functional platform that primarily scans, binds, and controls devices wirelessly and remotely. The main functions are: 1. Scan and bind smart home appliances through LAN. 2. Remote control equipment switch and timing functions. 3. Remote control of device working mode through the APP. 4. Connect the device through Bluetooth scanning and control the device for operation. 5. Change the theme language function.

Screenshots

3i3 screens
Scent Diffuser Aroma2 screens

Verdict

The call

The clearest difference is review sentiment: 3i at 72% against Scent Diffuser Aroma's 25%. 3i also leads on rating (4.9 vs 1.5) and ratings volume (351 vs 8). 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

3i holds the better App Store score, 4.9 against 1.5. That said, the two scores are not equally well evidenced: 3i has 351 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 72% of 3i's written reviews are positive against 25% of Scent Diffuser Aroma's.

UpkeepUpdate frequency

3i ships an update every 11 days, Scent Diffuser Aroma every 4 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
3i versus Scent Diffuser Aroma: the parameters behind the verdict, then further details
Parameter3iScent Diffuser Aroma
PriceFreeFree
Rating4.9 (351 ratings) — better1.5 (8 ratings)
Positive reviews72.2% of reviews — better25.0% of reviews
Number of ratings351 — better8
Update frequencyEvery 11 days — betterEvery 4 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.013.0
Further details — not scored
Size279 MB23 MB
Age rating4+4+
Developer深圳市杉川智能科技有限公司Guangzhou Lanmei Computer Technology Co., Ltd.

Customer experience

3i

All ratings333 ratings
Positive97.6%
Neutral0.3%
Negative2.1%
Written reviews18 reviews
Positive72.2%
Neutral5.6%
Negative22.2%

Scent Diffuser Aroma

All ratings8 ratings
Positive12.5%
Neutral0.0%
Negative87.5%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

In-app purchases

None

3i

No in-app purchases

None

Scent Diffuser Aroma

No in-app purchases

Questions

Is 3i free?
3i is free to download, with no in-app purchases.
Is Scent Diffuser Aroma free?
Scent Diffuser Aroma is free to download, with no in-app purchases.
Which has better reviews, 3i or Scent Diffuser Aroma?
3i is rated higher. 3i averages 4.9 out of 5 from 351 ratings, while Scent Diffuser Aroma averages 1.5 from 8 ratings.
Do 3i or Scent Diffuser Aroma have ads?
Neither 3i nor Scent Diffuser Aroma shows ads.
Which is updated more often, 3i or Scent Diffuser Aroma?
3i ships an update every 11 days, and Scent Diffuser Aroma every 4 weeks. Most recently, 3i was updated on November 3, 2026 and Scent Diffuser Aroma on November 4, 2026.

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