ShopNow4
August

August Wi-Fi Smart Lock

$239.99

In stock

  • Brand new and genuine
  • Delivered to your door
  • Secure checkout
  • Attaches to your existing deadbolt on the inside of the door, so you keep your current keys
  • Built-in Wi-Fi with no separate bridge needed
  • Lock or unlock remotely, check door status and share virtual guest keys in the August app
  • Includes DoorSense sensor, lock adapter and mounting hardware
  • Designed to install in about 10 minutes with a screwdriver

About the August Wi-Fi Smart Lock

The August Wi-Fi Smart Lock turns the deadbolt you already have into a connected lock. It attaches to your existing deadbolt on the inside of the door, so you can keep using your original keys.

Wi-Fi is built in, so the lock connects to your home network without a separate bridge. From the August app you can lock or unlock the door remotely, check its status, send virtual keys to guests and see who has been coming and going.

It suits homeowners who want app control without replacing their lock hardware. Installation is designed to take about 10 minutes with a screwdriver, and the box includes the mounting hardware, a lock adapter and a DoorSense sensor. The metal body has a modern look, with a textured grip around its outer edge.

What reviewers say

Reviewers like that this Wi-Fi model is much smaller than earlier August locks and connects to Wi-Fi without a bridge, and they found installation over an existing deadbolt straightforward with broad smart home support. The most common drawbacks are battery life (it uses disposable batteries and Wi-Fi drains them faster), a body that still sticks out from the door, and a keypad that is sold separately.

Pros

  • Noticeably smaller than earlier August smart locks
  • No separate Wi-Fi bridge needed
  • Easy installation over an existing deadbolt
  • Works with major voice assistants and supports auto-unlock

Cons

  • Uses non-rechargeable batteries that can need frequent replacement
  • Still protrudes noticeably from the door
  • Keypad sold separately

Our summary of professional and shopper reviews published elsewhere (Tom's Guide, TechHive and Digital Trends), as of Oct 10, 2026. These are not reviews of ShopNow4.

Key specs

BrandAugust
TypeSmart lock (fits existing deadbolt)
ConnectivityBuilt-in Wi-Fi
Compatible withExisting deadbolt
OperationRotates deadbolt to lock and unlock; app control
MaterialMetal
Width2.8 in
Depth46 mm
IncludedMounting hardware, DoorSense sensor, lock adapter
Installation timeAbout 10 minutes
Tools requiredScrewdriver
GripTextured outer edge
StyleModern
CategorySmart Home
Price$239.99
AvailabilityIn stock
SKUaugust-smart-lock-wi-fi-e86ed4
$239.99
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