Resideo Technician vs Duct Sensor Assistant
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Resideo Technician
This app streamlines the installation and configuration of HVAC and security products from specific brands. It allows professionals to securely connect to devices, verify functionality, and manage customer registrations. Additionally, it provides access to technical resources and company installation data.
- Simplify installation and configuration
- Securely connect via Bluetooth, Wi-Fi, or QR code
- Verify device functionality
- Invite customers for registration
- Access tech tips and training guides
- Browse replacement parts catalog
- Track device installations
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The Resideo Technician app serves as a primary tool of engagement for HVAC and Security professionals when working with Resideo, Honeywell Home, and First Alert products. The app simplifies installation and configuration for a range of products, including: • T Series thermostats: T5, T6 Pro, T9, T10 Pro, and T10+ Pro • L Series water products: L1, L2, and L5 • VX1 doorbell • Pro Series Panel Use the app to securely connect to these devices via BluetoothTM, Wi-FiTM or QR code, configure device ISU settings, verify the devices are functioning correctly, and invite your customers to complete registration to the device on their homeowner app. Additional benefits include: • Easily access tech tips, featured products, training guides, videos, and Resideo Academy • Access Resideo's catalog of replacement parts • Know where devices have been installed by associating them to your company's Resideo Technician account • If your company is subscribed to Pro-IQTM Services, activate our in-app branding service (Pro-IQ EssentialsTM) by inviting homeowners to register and connect their devices
Duct Sensor Assistant
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Via the Belimo Duct Sensor Assistant App it is possible to extend the range of use and to adapt the configuration individually to application requirements. A Bluetooth® dongle is required for configuration via the Belimo Duct Sensor Assistant App (sold separately, A-22G-A05). Features: • Communication via Bluetooth BLE • Bluetooth Dongle A-22G-A05 required, which will communicate with the sensor via a Micro-USB-connector • Can be used for the following sensors: 22ADP-.., 22DTH-..5.., 22DTH-..6.., 22DC-..3, 22DTC-.., 22DTM-.., 22DCV-.., 22DCM-.., 22DCK-.., 22UTH-..50X, 22UTH-..60X • Supported languages DE, EN, FR, IT, ES, PT Configuration options: • Individual configuration of output signals • Setting of different measuring ranges • Additional adjustment of offset values • Parameterization of Live-Zero-Signal (2..10 V etc.) and the system of units • Setting options for display indications • Customized parameterization of traffic-light function (TLF) • Extension of the physical bus address • Store settings on the mobile device and load on other sensors • Representation and output of the differential pressure as a volume flow value
Screenshots
Verdict
The clearest difference is update cadence: Resideo Technician at monthly against Duct Sensor Assistant's every 6 months. Duct Sensor Assistant's advantage is iOS requirement (12.0 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.
Resideo Technician ships an update monthly, Duct Sensor Assistant every 6 months. The most recent releases landed on November 5, 2026 and October 6, 2026 respectively.
| Parameter | Resideo Technician | Duct Sensor Assistant |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (306 ratings) — better | — |
| Positive reviews | 12.5% of reviews | — |
| Number of ratings | 306 — better | — |
| Update frequency | Monthly — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 166 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Resideo Technologies, Inc. | BELIMO Automation AG |
In-app purchases
Resideo Technician
No in-app purchases
Duct Sensor Assistant
No in-app purchases
Questions
Is Resideo Technician free?
Is Duct Sensor Assistant free?
Do Resideo Technician or Duct Sensor Assistant have ads?
Which is updated more often, Resideo Technician or Duct Sensor Assistant?
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