Comparison

Resideo Technician vs Duct Sensor Assistant

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Duct Sensor Assistant

Features
Read full description

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

Resideo Technician4 screens
Duct Sensor Assistant4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
Resideo Technician versus Duct Sensor Assistant: the parameters behind the verdict, then further details
ParameterResideo TechnicianDuct Sensor Assistant
PriceFreeFree
Rating4.6 (306 ratings) — better—
Positive reviews12.5% of reviews—
Number of ratings306 — better—
Update frequencyMonthly — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size166 MB31 MB
Age rating4+4+
DeveloperResideo Technologies, Inc.BELIMO Automation AG

In-app purchases

None

Resideo Technician

No in-app purchases

None

Duct Sensor Assistant

No in-app purchases

Questions

Is Resideo Technician free?
Resideo Technician is free to download, with no in-app purchases.
Is Duct Sensor Assistant free?
Duct Sensor Assistant is free to download, with no in-app purchases.
Do Resideo Technician or Duct Sensor Assistant have ads?
Neither Resideo Technician nor Duct Sensor Assistant shows ads.
Which is updated more often, Resideo Technician or Duct Sensor Assistant?
Resideo Technician ships an update monthly, and Duct Sensor Assistant every 6 months. Most recently, Resideo Technician was updated on November 5, 2026 and Duct Sensor Assistant on October 6, 2026.

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