iPhone Screenshots


Reliable home security is KNOCKing! NuTone®, the inventors of the modern doorbell, bring you the NuTone Knock™ Smart Video Doorbell Camera. NuTone Knock allows homeowners to see and speak to visitors from anywhere in the world in crystal clear 720p HD resolution on their smartphone or tablet. With integrated motion detection, night vision, and the ability to record videos or snapshots, you’ll always know when someone is at the door and have peace of mind that your home is safe and secure no matter where you are.

NuTone Knock connects to your existing doorbell wiring and your home’s Wi-Fi network to stream live video and two-way audio and provide reliable, around-the-clock security. You’ll never miss a visitor or a delivery again!

Features include:
· Two-way audio and HD video from your door to any smartphone or tablet around the world
· Weatherproof against the most extreme weather conditions
· Easy installation and setup
· Night vision camera allows you to see who is at your door in high definition in any low-light condition
· Motion detection will alert you of any movement so you will know who is on your property, even if they don’t ring the doorbell
· Choose the area you want to monitor for motion so busy streets or sidewalks don’t cause false alarms
· Set the doorbell to Quiet Hours to silence the chime during nap time, family time, or movie night
· The 180° camera lens gives you a view of your entire entry way

What’s New

Version 3.0.14

Fix UI errors.

Ratings and Reviews

3.1 out of 5
9 Ratings

9 Ratings


Broan-NuTone LLC.
38.2 MB

Requires iOS 10.0 or later. Compatible with iPhone, iPad, and iPod touch.


English, French, Simplified Chinese, Spanish, Traditional Chinese

Age Rating


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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