Most private contact sensor
Eve Door & Window (Matter)
By the Plugged-In Home editors · Updated Sep 29, 2026
A private, fast door and window sensor with no cloud account.
Usually under $50
8.1/10How we score
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Our take
Eve’s sensor is the premium choice for people who value privacy: everything runs locally over Thread and Matter, with no account needed.
Our take
Eve’s sensor is the premium choice for people who value privacy: everything runs locally over Thread and Matter, with no account needed.
What we like
- Alerts in seconds
- No cloud, account or subscription
- Works with Apple, Google, Alexa, SmartThings, Home Assistant
Watch out for
- Pricey per door
- Uses an uncommon 1/2 AA battery
- Eve’s own app is iPhone-only
Skip it if you’re covering lots of windows on a tight budget.
See alternativesSpecifications
- Made by
- Eve
- Protocol
- Matter over Thread, plus Bluetooth
- Battery
- 1/2 AA (ER14250)
- Use
- Indoors
Eve Door & Window (Matter)
8.1/10Usually under $50
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Usually under $75 for a kit
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