Tools to check door locks

The problem, in plain words: “I keep forgetting whether I actually locked the front door when I leave for work.”

Schlage Home fits best, with 8 more that fit too.

You want a reliable way to know (or be notified) whether your front door is locked after you leave the house.

Updated August 2026.

What fits

Schlage Home’s stated purpose is controlling and monitoring Schlage smart locks from anywhere, including checking whether the front door is locked, which directly meets your core need.

Best for: Owners of Schlage smart locks who want high-confidence remote lock status, notifications, and an activity history.

August Homestrong · 90

August Home’s core purpose is controlling August smart locks and seeing whether your door is secure from your phone, matching your need to verify lock status remotely and get confirmations.

Best for: Homeowners or renters willing to install an August smart lock or retrofit kit to get remote lock status, notifications, and access control.

Caveat: The product is US-focused, so confirm compatibility and availability if you live outside the US or Canada.

Yale Accessstrong · 89

Yale Access is built to control Yale smart locks and provide remote locking and shared access, so it directly lets you check and control whether your door is locked from your phone.

Best for: Homeowners or renters with Yale smart locks who want remote status, locking, and access sharing.

Caveat: The product appears US-focused, so confirm availability and compatibility if you live outside the US or Canada.

tedeestrong · 86

The product is explicitly a smart-lock solution whose stated purpose is to let you stop wondering whether you locked the door, offering remote lock status and control from your phone.

Best for: Homeowners who want a retrofit smart-lock solution or smart-lock system that reports lock status and can be checked remotely.

Nuki Smart Lockstrong · 82

Nuki’s primary purpose is to turn a phone into a key via a retrofittable smart lock and provide lock control and status from your phone, directly addressing remote verification of a locked door.

Best for: People who want a retrofit smart-lock option that reports lock/unlock status to a smartphone app.

LOCKLYstrong · 78

LOCKLY is billed as the companion app for Lockly smart locks that lets you remotely lock/unlock and manage access, giving you visibility into whether the door is locked from your phone.

Best for: Homeowners who already own or plan to buy Lockly hardware and want remote status and access control.

+ 3 more that also fit — run your own wording through the matcher below to see them ranked for your exact situation.

Partly fits

DoorOpenerpartial · 56

Provides remote triggering and audit logs for smart locks but is a self-hosted Home Assistant front-end, so it only helps if you already run Home Assistant and compatible smart-lock hardware.

Won’t cover: Only works for users who already have a Home Assistant–controlled smart lock set up.

Kisipartial · 45

Kisi’s primary focus is cloud door access for businesses rather than consumer front-door locks, so it can provide remote lock control but targets commercial use cases.

Won’t cover: Designed for business and multi-user access control rather than single-family home front-door use.

NotedThatpartial · 44

NotedThat logs when you last did something, which can help remember whether you locked the door, but it does not provide real-time remote lock status or notifications from the lock itself.

Won’t cover: Acts as a manual memory log rather than giving live remote verification of lock state.

Questions

What's the best tool to check door locks?

Before Leaving - Never Forget is the strongest match — Its primary purpose is location-based checklists that remind you when you leave home, so it can prompt you to check the door before you go and reduce the chance of forgetting.

Is there a tool that fully solves this?

9 products match this closely.

What won't these tools cover?

Only works for users who already have a Home Assistant–controlled smart lock set up. · Designed for business and multi-user access control rather than single-family home front-door use. · Acts as a manual memory log rather than giving live remote verification of lock state.

Not quite your version of it?

Describe the problem in your own words and the matcher will read it fresh — including products too new to be anywhere else.

Try your own problem

Matched by Matchbox. Nothing here is sponsored and payment never affects ranking. Products link to their listings; some are auto-extracted and not yet maker-verified.