Filtrete Smart vs TRAPP Diffuser
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Filtrete Smart
Monitor and manage your home's air quality with smart filters and purifiers. Receive alerts for filter replacements based on usage and track outdoor air quality trends. Get personalized tips to improve your indoor environment.
- Pair smart air filters and purifiers
- Track filter life based on usage
- Receive filter replacement notifications
- Remotely control air purifiers
- Monitor outdoor air quality
- Get tips to improve air quality
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Filtrete™ Smart pairs with your Filtrete™ Smart Air Filter and Filtrete™ Smart Air Purifier to help you understand and manage your home’s air quality. It provides useful tips and alerts customized to your home’s environment, and will notify you when it’s time to replace your filters based on air flow and usage – not just time. With this app, you can • Pair multiple Smart Air Filters to track their life, and receive filter change notifications based on real usage • Pair Smart Air Purifiers to manage your indoor air quality – monitor and clean your air while remotely controlling your device by turning power on/off, setting different fan speeds, etc. • Scan the barcode of your non-smart Air Filters, and set timers to receive filter replacement reminders • Remember your filter type and size, and easily order replacement filters • Monitor outdoor air quality in multiple places, and view short and long-term trends • Receive tips and alerts to improve air quality
TRAPP Diffuser
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Remote control: control home appliances from anywhere
Screenshots
Verdict
The clearest difference is update cadence: Filtrete Smart at every 2 months against TRAPP Diffuser's every 12 months. TRAPP Diffuser's advantage is iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support 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.
Filtrete Smart ships an update every 2 months, TRAPP Diffuser every 12 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.
| Parameter | Filtrete Smart | TRAPP Diffuser |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (53K ratings) — better | — |
| Positive reviews | 38.9% of reviews | — |
| Number of ratings | 53K — better | — |
| Update frequency | Every 2 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 100 MB | 173 MB |
| Age rating | 4+ | 4+ |
| Developer | 3M Company | Dongguan Yih-Teh Electric Products Co., Ltd. |
Bugs and requests
Filtrete Smart
Reported bugs
4 issues- Barcode scanning feature not working
- App crashes when trying to add new filters
- Bluetooth connection frequently lost
- Incorrect filter life displayed in app
Requested features
5 requests- Allow manual filter life input
- Provide more detailed air quality data
- Integrate with other smart home systems
- Add option to disable location tracking
- Improve app stability and reliability
TRAPP Diffuser
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Filtrete Smart
No in-app purchases
TRAPP Diffuser
No in-app purchases
Questions
Is Filtrete Smart free?
Is TRAPP Diffuser free?
Do Filtrete Smart or TRAPP Diffuser have ads?
Which is updated more often, Filtrete Smart or TRAPP Diffuser?
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