Comparison

Lockin Security vs Lockin Smart

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lockin Security

Features
Read full description

Welcome to Lockin Security - your smart butler for your home security with innovative technology! -Intelligent unlocking, I am the master of my device! ①Multiple smart key options, easy to realize a safe and fast unlocking experience. ②Support one-time password, periodic password, convenient for visitors to enter and exit safely. -APP in hand, easy to control ①Can remotely view the door lock dynamics, realize a key remote door opening and closing. ② Convenient real-time interaction, remote communication without obstacles. - Intelligent cat-eye, realize safety and intelligent control. Immediate video recording when someone appears, help you quickly capture important information, and real-time remote view of the door screen. - Power monitoring, guarding the safety of door locks Intelligent monitoring, insufficient power early warning, to protect the door lock continuous operation. -Privacy protection, life adds peace of mind Fingerprints, palm veins and other biometric information is stored in the door lock, not uploaded in the cloud, preventing others from stealing it, so users can use it with peace of mind.

About

Lockin Smart

This app simplifies keyless living by allowing you to unlock your door using various biometric methods or passcodes. Remotely manage access, see visitors, and receive important alerts, all while integrating with your smart home ecosystem.

Highlights
  • Keyless entry via face, fingerprint, palm vein, passcode, or phone
  • Remote lock/unlock and visitor management
  • Two-way voice intercom
  • Real-time alerts for events
  • Smart home integration (Matter, Alexa, Google Home)
  • On-device biometric data storage
Features
Read full description

Lockin Smart — Keyless living, made simple. No fumbling for keys. No rushing to the door. Lockin is a smart lock company focused on making everyday entry feel smooth, secure, and effortless — so you can come and go freely and answer the door with confidence, wherever you are. - Walk in without a key Unlock with your face, fingerprint, palm vein, passcode, or phone — no keys needed. Supports one-time, periodic, and duration passcodes, so guests and visitors can get in safely and easily. We’re always working on what’s next, with more advanced unlock options coming in the future. - Answer the door with ease See what’s happening at your door and lock or unlock it remotely with one tap. Two-way voice intercom lets you talk to visitors clearly, even when you’re not home. - Know what matters, right away Whether it’s a package at the door or an unlock event, you’ll get the alerts that matter — without constantly checking. - Fits right into your smart home Matter support makes it easy to connect with Alexa, Google Home, and other voice assistants. - Privacy you can feel good about Fingerprints, palm veins, face data, and other biometric information stays stored on the lock itself — never uploaded to the cloud. Questions? Contact us at support@lockin.com.

Screenshots

Lockin Security4 screens
Lockin Smart4 screens

Verdict

The call

The clearest difference is iOS requirement: Lockin Security at 11.0 against Lockin Smart's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Lockin Security ships an update every 5 weeks, Lockin Smart every 3 weeks. The most recent releases landed on October 24, 2026 and November 4, 2026 respectively.

Scorecard1 real difference · 9 level
Lockin Security versus Lockin Smart: the parameters behind the verdict, then further details
ParameterLockin SecurityLockin Smart
PriceFreeFree
Rating—3.2 (29 ratings) — better
Positive reviews—41.7% of reviews
Number of ratings—29 — better
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size178 MB286 MB
Age rating4+4+
DeveloperLOCKIN INTERNATIONAL PTE. LTD.LOCKIN (U.S.) INC.

In-app purchases

None

Lockin Security

No in-app purchases

None

Lockin Smart

No in-app purchases

Questions

Is Lockin Security free?
Lockin Security is free to download, with no in-app purchases.
Is Lockin Smart free?
Lockin Smart is free to download, with no in-app purchases.
Do Lockin Security or Lockin Smart have ads?
Neither Lockin Security nor Lockin Smart shows ads.
Which is updated more often, Lockin Security or Lockin Smart?
Lockin Security ships an update every 5 weeks, and Lockin Smart every 3 weeks. Most recently, Lockin Security was updated on October 24, 2026 and Lockin Smart on November 4, 2026.

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