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Best Buy customers often prefer the following products when searching for Smart Alarms.

Smart alarms are a class of security devices that work with your smartphone to protect your home or business. They can be set up to alert you to a variety of events, including the presence fire, smoke or carbon monoxide in the surrounding areas. Browse the top-ranked list of smart alarms below along with associated reviews and opinions.

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  1. First Alert - Smoke and Carbon Monoxide Detector Battery Powered - White - Front_Zoom
    Top comment

    "First Alert by Resideo Smart SC5 Smoke and CO Alarm It was time to replace my six year old fire alarm and I decided to try First Alert by Reisdeo Smart SC5 Smoke and CO Alarm. ...Nest replacement smoke alarm...This one meshed easily with our existing Nest alarms. Missing some features that Nest had including night light feature."

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    Product Description

    First Alert Battery Smart Smoke Alarm
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    Top comment

    "First Alert by Resideo Smart SC5 Smoke and CO Alarm It was time to replace my six year old fire alarm and I decided to try First Alert by Reisdeo Smart SC5 Smoke and CO Alarm. ...Nest replacement smoke alarm...This one meshed easily with our existing Nest alarms. Missing some features that Nest had including night light feature."

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    Product Description

    First Alert Battery Smart Smoke Alarm
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    Your price for this item is $122.99
    The comparable value price is $129.99

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  2. First Alert - Smoke and Carbon Monoxide Detector Hardwired - White - Front_Zoom
    Top comment

    "Good Smart Smoke Alarm...This is a good replacement for the nest protect alarm. It was easy to set up and connect to my smart home....First Alert SC5 - Staying Alive Smart!...Without a doubt, First Alert’s SC5 Hardwire Smart Smoke & Carbon Monoxide Alarm will save lives. "

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    Product Description

    First Alert Hardwired Smart Smoke Alarm
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    Top comment

    "Good Smart Smoke Alarm...This is a good replacement for the nest protect alarm. It was easy to set up and connect to my smart home....First Alert SC5 - Staying Alive Smart!...Without a doubt, First Alert’s SC5 Hardwire Smart Smoke & Carbon Monoxide Alarm will save lives. "

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    Product Description

    First Alert Hardwired Smart Smoke Alarm
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    Your price for this item is $121.99
    The comparable value price is $129.99

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  3. uHoo - Smart Indoor Air Quality Monitor - White - Front_Zoom

    Model: UHOO-IAS1-M-C-US
    SKU: 6419011
    Top comment

    "Expensive BUT smart purchase...uHoo - Smart Indoor Air Quality Monitor...I purchased uHoo - Smart Indoor Air Quality Monitor to analyze the air quality both in my office and at home. "

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    Product Description

    Detect allergens and toxins in the air with this uHoo smart indoor air monitor. The uHoo mobile app lets you view nine air quality sensors remotely, providing personalized tips on cleaning the air around your home. This uHoo smart indoor air monitor also features advanced integration capabilities with Amazon Alexa, Google Home, or IFTTT for smooth pairing with air purifiers, dehumidifiers, lights, etc.
    See all Smoke & Carbon Monoxide Detectors
    Top comment

    "Expensive BUT smart purchase...uHoo - Smart Indoor Air Quality Monitor...I purchased uHoo - Smart Indoor Air Quality Monitor to analyze the air quality both in my office and at home. "

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    Product Description

    Detect allergens and toxins in the air with this uHoo smart indoor air monitor. The uHoo mobile app lets you view nine air quality sensors remotely, providing personalized tips on cleaning the air around your home. This uHoo smart indoor air monitor also features advanced integration capabilities with Amazon Alexa, Google Home, or IFTTT for smooth pairing with air purifiers, dehumidifiers, lights, etc.
    See all Smoke & Carbon Monoxide Detectors
    Your price for this item is $299.99
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  4. SimpliSafe - Smoke & Carbon Monoxide Detector - White - Front_Zoom
    Top comment

    "Nice smart device...This one of the few smoke alarms tied to a good inexpensive security system. "

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    Product Description

    Get alerted the minute a dangerous hazard threatens your home with the 2-in-1 smoke and carbon monoxide detector. Engineered to tell the difference between dangerous smoke and burning food, so you’ll always know when there’s a real emergency. It’s also backed by SimpliSafe’s award-winning security system and 24/7 professional monitoring—any time there’s trouble, emergency assistance will be quickly sent to your front door.* Setup is easy too with the included hardware. Plus, thoughtful notifications will give you daily updates on your detectors’ status, so you know it’s working properly. *Emergency dispatch is available with select monitoring plans.
    See all Smoke & Carbon Monoxide Detectors
    Top comment

    "Nice smart device...This one of the few smoke alarms tied to a good inexpensive security system. "

    See all customer reviews

    Product Description

    Get alerted the minute a dangerous hazard threatens your home with the 2-in-1 smoke and carbon monoxide detector. Engineered to tell the difference between dangerous smoke and burning food, so you’ll always know when there’s a real emergency. It’s also backed by SimpliSafe’s award-winning security system and 24/7 professional monitoring—any time there’s trouble, emergency assistance will be quickly sent to your front door.* Setup is easy too with the included hardware. Plus, thoughtful notifications will give you daily updates on your detectors’ status, so you know it’s working properly. *Emergency dispatch is available with select monitoring plans.
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    Your price for this item is $69.99

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  5. First Alert - Z-Wave Smoke and Carbon Monoxide Detector - White - Front_Zoom

    Product Description

    Z-wave Smoke and Carbon Monoxide Alarm
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    Product Description

    Z-wave Smoke and Carbon Monoxide Alarm
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    Your price for this item is $64.99

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  6. SimpliSafe - Smoke & Carbon Monoxide Alarm Listener - White - Front_Zoom

    Product Description

    Pair the Smoke & CO Alarm Listener with your current detectors to enable SimpliSafe 24/7 professional monitoring for fire and carbon monoxide. The Alarm Listener works with your existing detectors* to trigger your SimpliSafe System when there’s danger. If an alarm is detected, you’ll get fast phone alerts, so you’ll know something is wrong within seconds. Plus, with a professional monitoring plan, our agents can request immediate emergency dispatch—even when you can’t be reached. The Alarm Listener is finely tuned to hear only the standardized tone patterns of smoke and CO detectors, so you’ll get fewer false alarms from loud noises and televisions. *Works with UL certified residential Smoke and CO detectors. Professional monitoring plan required for emergency dispatch.
    See all Smoke & Carbon Monoxide Detectors

    Product Description

    Pair the Smoke & CO Alarm Listener with your current detectors to enable SimpliSafe 24/7 professional monitoring for fire and carbon monoxide. The Alarm Listener works with your existing detectors* to trigger your SimpliSafe System when there’s danger. If an alarm is detected, you’ll get fast phone alerts, so you’ll know something is wrong within seconds. Plus, with a professional monitoring plan, our agents can request immediate emergency dispatch—even when you can’t be reached. The Alarm Listener is finely tuned to hear only the standardized tone patterns of smoke and CO detectors, so you’ll get fewer false alarms from loud noises and televisions. *Works with UL certified residential Smoke and CO detectors. Professional monitoring plan required for emergency dispatch.
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    Your price for this item is $44.99

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  7. Eve - Room Indoor Air Quality Monitor - Silver - Front_Zoom

    Product Description

    Keep your home's indoor air quality clean and healthy with Eve Room. The award winning indoor air sensor with Apple HomeKit technology measures air quality (VOC), temperature, and humidity levels in your home. Detect harmful VOC levels caused by everyday items, and track when indoor air quality drops. You can then ventilate in good time, and adopt healthy habits by following the history in the Eve app. Eve Room joins your Thread network automatically and is Apple HomeKit enabled for outstanding ease of use with iPhone, iPad, and Apple Watch. Enjoy the freedom to place the wireless indoor air sensor wherever you like - you can recharge the accessory via USB, and control Eve Room directly without any need for a bridge. And the best thing about all Eve accessories is how they protect your privacy: Eve does not harvest your personal data and there is no Eve cloud, so your data won't get exposed.
    See all Smoke & Carbon Monoxide Detectors

    Product Description

    Keep your home's indoor air quality clean and healthy with Eve Room. The award winning indoor air sensor with Apple HomeKit technology measures air quality (VOC), temperature, and humidity levels in your home. Detect harmful VOC levels caused by everyday items, and track when indoor air quality drops. You can then ventilate in good time, and adopt healthy habits by following the history in the Eve app. Eve Room joins your Thread network automatically and is Apple HomeKit enabled for outstanding ease of use with iPhone, iPad, and Apple Watch. Enjoy the freedom to place the wireless indoor air sensor wherever you like - you can recharge the accessory via USB, and control Eve Room directly without any need for a bridge. And the best thing about all Eve accessories is how they protect your privacy: Eve does not harvest your personal data and there is no Eve cloud, so your data won't get exposed.
    See all Smoke & Carbon Monoxide Detectors
    Your price for this item is $109.95
    See all Smoke & Carbon Monoxide Detectors
  8. Amazon - Echo Spot (2024 release), Smart alarm clock with vibrant sound and Alexa - Ocean Blue - Front_Zoom
    Top comment

    "It comes in several different colors to choose from with many options for the alarms or display features. We have a Nintendo account that synchronizes different sounds as an alarm feature from many popular Nintendo games that my boys play. ...Multitasker alarm clock...I like the design and features, great alarm clock."

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    Product Description

    Echo Spot — A sleek smart alarm clock with Alexa and big vibrant sound. Ready to help you wake up, wind down, and so much more. See time, weather, and song titles at a glance, control smart home devices, and more. Personalize your display with your favorite clock face and fun colors.
    See all Smart Speakers
    Top comment

    "It comes in several different colors to choose from with many options for the alarms or display features. We have a Nintendo account that synchronizes different sounds as an alarm feature from many popular Nintendo games that my boys play. ...Multitasker alarm clock...I like the design and features, great alarm clock."

    See all customer reviews

    Product Description

    Echo Spot — A sleek smart alarm clock with Alexa and big vibrant sound. Ready to help you wake up, wind down, and so much more. See time, weather, and song titles at a glance, control smart home devices, and more. Personalize your display with your favorite clock face and fun colors.
    See all Smart Speakers
    Your price for this item is $49.99
    The comparable value price is $79.99

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  9. Amazon - Echo Spot (2024 release), Smart alarm clock with vibrant sound and Alexa - Glacier White - Front_Zoom
    Top comment

    "Amazon Echo Spot (2024 release), Smart alarm clock...The 2024 Echo Spot is a stylish and compact smart alarm clock with clear sound and a vibrant display. "

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    Product Description

    Echo Spot — A sleek smart alarm clock with Alexa and big vibrant sound. Ready to help you wake up, wind down, and so much more. See time, weather, and song titles at a glance, control smart home devices, and more. Personalize your display with your favorite clock face and fun colors.
    See all Smart Speakers
    Top comment

    "Amazon Echo Spot (2024 release), Smart alarm clock...The 2024 Echo Spot is a stylish and compact smart alarm clock with clear sound and a vibrant display. "

    See all customer reviews

    Product Description

    Echo Spot — A sleek smart alarm clock with Alexa and big vibrant sound. Ready to help you wake up, wind down, and so much more. See time, weather, and song titles at a glance, control smart home devices, and more. Personalize your display with your favorite clock face and fun colors.
    See all Smart Speakers
    Your price for this item is $49.99
    The comparable value price is $79.99

    Select pickup

    Select shipping

    See all Smart Speakers
  10. Amazon - Echo Spot (2024 release), Smart alarm clock with vibrant sound and Alexa - Black - Front_Zoom
    Top comment

    "Great little smart clock...Great little smart alarm clock. Love the wake options....Echo Smart Alarm Clock...No fumbling with buttons and switches to set the alarm. No more multiple alarms to set. Just tell Alexa and the alarms are set. "

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    Product Description

    Echo Spot — A sleek smart alarm clock with Alexa and big vibrant sound. Ready to help you wake up, wind down, and so much more. See time, weather, and song titles at a glance, control smart home devices, and more. Personalize your display with your favorite clock face and fun colors.
    See all Smart Speakers
    Top comment

    "Great little smart clock...Great little smart alarm clock. Love the wake options....Echo Smart Alarm Clock...No fumbling with buttons and switches to set the alarm. No more multiple alarms to set. Just tell Alexa and the alarms are set. "

    See all customer reviews

    Product Description

    Echo Spot — A sleek smart alarm clock with Alexa and big vibrant sound. Ready to help you wake up, wind down, and so much more. See time, weather, and song titles at a glance, control smart home devices, and more. Personalize your display with your favorite clock face and fun colors.
    See all Smart Speakers
    Your price for this item is $49.99
    The comparable value price is $79.99

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    Select shipping

    See all Smart Speakers
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