August Wi-Fi Smart Lock (4th Gen) Review: Best Retrofit Smart Lock
Quick Verdict: The August Wi-Fi Smart Lock is one of the strongest options in its category for 2025. Priced at ~$180, it delivers exceptional value with Built-in Wi-Fi, No, BHMA Grade 2. Here’s everything you need to know before buying.
Why We Reviewed the August Wi-Fi Smart Lock
We researched the August Wi-Fi Smart Lock extensively — analyzing its specs, comparing it against the competition, and evaluating real-world user feedback from thousands of verified purchasers. Our goal: give you an honest, detailed assessment so you can make the right call without wasting money.
In this review, we cover everything: performance, installation, app experience, compatibility, storage options, and how it stacks up against alternatives in the same price range.
Who Is the August Wi-Fi Smart Lock For?
The August Wi-Fi Smart Lock is a great fit for homeowners and renters who want reliable home protection without complexity. It’s particularly well-suited for:
- Anyone setting up smart door security for the first time
- Budget-conscious buyers who don’t want to overpay for features they won’t use
- Smart home users looking to integrate with Alexa, Google Home, or Apple HomeKit
- Users who want the convenience of cloud-accessible footage
August Wi-Fi Smart Lock Specs at a Glance
| Feature | Details |
|---|---|
| Works With | Alexa, Google, HomeKit, Samsung SmartThings |
| Price | ~$180 |
| Connectivity | Built-in Wi-Fi |
| Security Grade | BHMA Grade 2 |
| Access Codes | Unlimited (app-based) |
| Battery Life | 4× AA |
Performance and Features
The August Wi-Fi Smart Lock delivers on its core promise.
Setup and Installation
Setup is straightforward. Most users complete the installation in under 20 minutes without special tools. The companion app walks you through each step, from mounting to Wi-Fi pairing to configuration. Once connected, the device is ready to use immediately.
The built-in Wi-Fi means no additional hub or bridge is required — just plug in, connect to your network, and you’re done.
App Experience
The companion app is available for both iOS and Android. The interface is clean and intuitive — you can view live feeds, review event history, adjust settings, and manage access (for smart locks) or motion zones (for cameras) directly from your phone. Push notifications arrive quickly, typically within 5-10 seconds of a trigger event.
Remote access works over cellular data as well as Wi-Fi, so you can check in from anywhere. The app has received consistently positive ratings for reliability, though occasional reports of delayed notifications exist during peak server times.
Storage and Privacy
Storage options for the August Wi-Fi Smart Lock: . Cloud storage provides convenient remote access to recordings and protects footage even if the device is stolen or damaged.
Subscription status: None required. No ongoing fees are required for the core feature set — a significant advantage over competitors that lock basic functionality behind paid plans.
Smart Home Integration
The August Wi-Fi Smart Lock works with Alexa, Google, HomeKit, Samsung SmartThings. Integration is simple: add the device to your smart home app, and it becomes available for automations, voice commands, and routines. For example, you can trigger lights when motion is detected, or have Alexa announce when someone is at the door.
Apple HomeKit support means iPhone and iPad users can control the device natively through the Home app, use it in HomeKit automations, and access it via Siri. HomeKit Secure Video (where supported) encrypts footage end-to-end using iCloud.
Pros and Cons
- ✅ BHMA Grade 2 security certification
- ✅ Built-in Wi-Fi — no hub or bridge required
- ✅ Supports Unlimited (app-based) unique access codes
- ❌ Battery-powered: 4× AA
How Does It Compare to the Competition?
At ~$180, the August Wi-Fi Smart Lock sits in a competitive segment. Here’s how the key factors compare:
| Factor | August Wi-Fi Smart Lock | Typical Competitor |
|---|---|---|
| Price | ~$180 | Similar range |
| Subscription Required | None required | Often $3-10/month |
| Smart Home | Alexa, Google, HomeKit, Samsung SmartThings | Usually Alexa + Google only |
Frequently Asked Questions
Does the August Wi-Fi Smart Lock require a monthly subscription?
No. The August Wi-Fi Smart Lock does not require any subscription for its core features. Access codes, auto-lock, remote locking/unlocking, and activity logs are all free with no ongoing fees.
Does the August Wi-Fi Smart Lock work during a power outage?
Yes. The August Wi-Fi Smart Lock runs on 4× AA and operates completely independently of your home’s power. In the event of Wi-Fi outage, you can still use the keypad, physical key, and Bluetooth entry methods.
Is the August Wi-Fi Smart Lock compatible with my door?
The August Wi-Fi Smart Lock fits standard US door prep with 2-3/8″ or 2-3/4″ backset. It replaces your existing deadbolt cylinder. Check the product dimensions against your door thickness (1-3/8″ to 1-3/4″) before purchasing.
How many access codes does the August Wi-Fi Smart Lock support?
The August Wi-Fi Smart Lock supports Unlimited (app-based) unique access codes. You can name each code, set usage schedules, assign expiration dates, and receive individual notifications when codes are used.
Final Verdict
The August Wi-Fi Smart Lock earns its place on our recommended list. It delivers reliable performance, strong build quality, and smart features at a price point that makes it accessible to most homeowners. The combination of no required subscription, local storage, and strong AI detection makes it one of the best values available.
If you’re looking for a straightforward, effective home security upgrade, the August Wi-Fi Smart Lock at ~$180 is a safe bet in 2025.
HomeGuardLab independently researches and reviews home security products. When you purchase through our links, we may earn a small commission at no extra cost to you. This does not influence our recommendations.