August Smart Lock

Your smartphone is now a smart key—and more. Lock and unlock your door, create virtual keys for guests, and keep track of who comes and goes, all from your iOS or Android smartphone.

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Watch the Video

Cnet editors' choice award 4.5 stars

“The August Lock is like a bouncer for smart homes.”

You are the

Never copy a key again. Create virtual keys for family and guests. Choose to grant access for a few weeks, a few hours, a few minutes, or even specific dates and times. Delete guest access any time in an instant.


No more fumbling for keys. August Smart Lock auto-locks behind you for peace of mind and automatically unlocks as you approach. Turn on or off whenever you want.

Know who comes
and goes.

A 24/7 activity log tracks who enters and exits your home. And with unique keys for each user, you’ll always know who opens your door and when.

The August Home app.
Your mobile command center.

August Smart Lock works with the free August Home app to create keys, grant access, view the activity log, and more, available for Android™ and iOS®.

You can even use your Apple watch to lock/unlock your door, view your activity log, and receive instant notifications.


Keep your
existing hardware.

Your exterior door hardware stays exactly the same. The August Smart Lock replaces only the interior side of your standard deadbolt.

August Smart Lock
HomeKit Enabled

Control your August Smart Lock-HomeKit Enabled, using Siri on your iPhone, iPad, or iPod touch.

Apple HomeKit provides an easy,
 secure way to check your lock’s status and lock/unlock your door. It’s everything you love in the August Smart Lock, now with Apple HomeKit features.

Sleek design. Stunning look.

Installation is simple.

“Wow! Install of @AugustSmartLock was a breeze. AWESOME. Easy instructions. I’m not handy. LOVING IT.”

Easy, DIY installation.

See just how easy it is to install the August Smart Lock. Watch a step-by-step video walkthrough as seen on Ask This Old House® here.


This Old House

Go inside


Nothing to wire or connect. When batteries need replacing, you’ll be notified by the August Home app.


Highly secure Low Energy Bluetooth (LEB) syncs the lock to your smartphone.


Your exterior door hardware stays the same. Replaces only the interior side of most standard deadbolts.

What you need to get started.

What’s in the box
  • 1 Aluminum Smart Lock
  • 4 AA Batteries
  • Mounting Plate(s)
  • 3 Lock Adapters
Installation tools
  • Philips screwdriver
  • iOS or Android smartphone

Go remote.

An accessory product to the August Smart Lock, August Connect lets you lock and unlock your August Smart Lock from anywhere. Plus, let guests in remotely and check your lock’s status any time.

Learn More

Unlock smarter living.

The August Smart Lock is part of the August Smart Home Access System. All August Home products work together to make life more simple and secure.