Version: 4.0.3   Filesize: 55.86MB

  • Open Source
  • In English
  • Scanned
  • 4.31
  • (1.47 K Downloads)

Looking for a way to increase the security on your system and to add facial recognition?  Well, look no further as KeyLemon is the application for you. KeyLemon is a simple way to add face unlocking to your Windows login screen. It also adds an extra layer of security to your computer system. It uses your Webcam to automatically detect your face and unlocks the device. When you leave your computer system, it automatically locks the computer system for you. It also tracks your facial evolution every day and even makes a cool movie for you to see and share.

System requirements

  • KeyLemon works on Windows Vista and Windows 7.
  • 100 MB of storage is required for KeyLemon
  • Intel Core 2-duo processor (64-bit) is required for KeyLemon.
  • A webcam (In-built or external) is necessary for KeyLemon.
  • An internet connection is required for using KeyLemon.

Main features of KeyLemon

  1. Face recognition – KeyLemon allows you to log in via facial recognition, which can be extremely convenient.
  2. Face Evolution – KeyLemon keeps track of your face daily and even makes a movie for you to watch and share.
  3. KeyLemon automatically locks the system whenever you leave, protecting your system from intruders.
  4. KeyLemon lets you customize your log on screens, allowing you to make it fun.
  5. KeyLemon has motion sensors, which track your movements for security purposes.
  6. KeyLemon adds many security layers, protecting your computer systems from anyone and anything.
  7. KeyLemon even has a password manager for Firefox users, which can be incredibly useful.

How to use KeyLemon?
After downloading it, click on the KeyLemon icon to open it. Now when the KeyLemon Control Center is open, you can click on the profile to set up your profile. You need to name your profile, set up a picture, and then set up all other details. You can set the app settings by clicking on the settings option below the profile option. Below the settings option is the Webcam option. Here you configure your Webcam and can change the camera settings to what you want. You can read about the License by clicking on the License option.

How to get KeyLemon?
You can get KeyLemon by following these steps – 

  • 1. Click on the download button to start installing KeyLemon.
  • 2. Download and open the KeyLemon installer.
  • 3. Read the KeyLemon ToS (Terms of Service) and agree to it.
  • 4. Read the KeyLemon License agreement and click on agree.
  • 5. Select the destination folder for KeyLemon and wait for it to install.
  • 6. You can now use KeyLemon anytime you want.


  • Facial unlocking of your system.
  • Automatically locks your system.
  • Face evolution feature.
  • Customization of your login screen.


  • Does not work on Windows 8 or higher.

App Name: KeyLemon

License: Open Source

OS: Windows Vista / Windows 7

Latest Version: V4.0.3

Latest Update: 2020-11-27

Developer: KeyLemon Inc

User Rating: 4.31

Category: Firewalls and Security

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