84,488,480 programs installed

Should I remove KeyLemon?

What percent of users and experts removed it?
10% remove it90% keep it
Overall Sentiment
Very good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #16,264
United States Rank #20,610
Reach 0.0160%
Lifespan of installation (until removal)
< 14.88 days
267.76 days >
Average installed length: 140.69 days


3.2.3 11.08%
3.2.2 0.95%
3.2.0 0.32%
3.1.1 2.85%
3.0.0 6.96%
2.7.3 0.63%
2.7.2 45.25%
2.7.1 23.42%
2.7 0.63%
2.6.5 2.22%
2.6.4 1.27%
2.6.3 0.95%
2.6.2 0.32%
2.6.1 1.27%
2.6 0.32%
2.5.0 0.63%
2.3.2 0.95%


What is KeyLemon?  (from KeyLemon Solutions)

KeyLemon is a new way to handle passwords. It is an easy way to replace your passwords with face. Just download the software, create your face model and login simply and conveniently with KeyLemon. As a Windows and frequently internet user, you probably deal with lots of passwords every day. Remembering each set of lo...  Read more


KeyLemon is a software program developed by KeyLemon Solutions. The most common release is 2.7.2, with over 98% of all installations currently using this version. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The primary executable is named klguimanager.exe. The setup package generally installs about 41 files and is usually about 50.87 MB (53,338,628 bytes). The installed file KLUpdater.exe is the auto-update component of the program which is designed to check for software updates and notify and apply them when new versions are discovered. Relative to the overall usage of users who have this installed on their PCs, most are running Windows 10 and Windows 7 (SP1). While about 29% of users of KeyLemon come from the United States, it is also popular in Germany and MA.

Program detailsProgram details

URL: www.keylemon.com
Installation folder: C:\Program Files\KeyLemon
Uninstaller: C:\Program Files\KeyLemon\Uninstall.exe
Estimated size: 50.87 MB

Program filesFiles installed by KeyLemon

Program executable:klguimanager.exe
KeyLemon manager
Path:C:\Program Files\keylemon\klguimanager.exe
Additional files:
  • Uninstall.exe - KeyLemon Updater (version 0) (KeyLemon offers pure access solutions based on biometry features.)
  • KLCore.dll - KLCore Dynamic Link Library
  • KLLockEngine.exe - LemonLock (Locks the session with face recognition)
  • KLUpdater.exe - Updater (KeyLemon Updater)
  • libeay32.dll (by The OpenSSL Project, http://www.openssl.org/) - The OpenSSL Toolkit (OpenSSL Shared Library)
  • ssleay32.dll (by The OpenSSL Project, http://www.openssl.org/)
  • unzip.exe (by Info-Zip ) - UnZip (UnZip SPECS UnZip: list, test and extract compressed files in a ZIP archive)
  • QtCore4.dll (by Nokia and/or its subsidiary(-ies)) - Qt4 (C++ application development framework.)
  • QtGui4.dll (by Nokia and/or its subsidiary(-ies))
  • QtNetwork4.dll
  • QtOpenGL4.dll
  • QtSql4.dll
  • QtSvg4.dll
  • QtXml4.dll
  • ffmpeg.exe
  • KLGuiLogonScreen.dll
  • KLLemonFoxServer.exe
  • QtSolutions_SingleApplication-2.6.dll

Program behaviorsBehaviors exhibited

Scheduled Task
  • KLGuiManager.exe is scheduled as a task with the class '{774A5A10-D69E-474C-AE65-1E14E0271219}' (runs on registration).
2 Startup Files (All Users Run)
  • KLUpdater.exe is loaded in the all users (HKLM) registry as a startup file name 'KeyLemon Updater' which loads as C:\Program Files\KeyLemon\KLUpdater.exe.
  • KLLockEngine.exe is loaded in the all users (HKLM) registry as a startup file name 'KeyLemon LemonScreen' which loads as C:\Program Files\KeyLemon\KLLockEngine.exe atstartup.

How do I remove KeyLemon?

You can uninstall KeyLemon from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program KeyLemon, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove KeyLemon.

Win 10 46%
Win Vista (SP2) 1%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 10%
Keep it 90%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 52.85%
Windows 10 45.57%
Windows XP 0.95%
Windows Vista 0.63%
Which OS releases does it run on?
Windows 7 Ultimate 21.73%
Windows 7 Home Premium 17.57%
Windows 7 Professional 10.54%
Windows 8.1 Pro 8.63%
Windows 8.1 8.63%
Windows 10 Home 6.71%

Distribution by countryGeography

28.96% of installs come from the United States
Which countries install it?
  United States 28.96%
  Germany 9.25%
  MA 5.67%
  India 4.48%
  United Kingdom 4.18%
  DZ 3.88%
  Italy 3.28%
  Brazil 2.69%
  Saudi Arabia 1.79%
  TN 1.79%
  Canada 1.79%
  France 1.79%
  Switzerland 1.49%
  United Arab Emirates 1.19%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 23.15%
Hewlett-Packard 21.30%
Dell 20.83%
ASUS 8.33%
Lenovo 6.94%
Samsung 5.09%
Toshiba 5.09%
Medion 1.85%
Alienware 1.85%
Intel 1.39%
MSI 1.39%
Common models
Dell Inspiron 3521 4.83%
HP Pavilion 15 Notebook P... 4.14%
HP Pavilion g6 Notebook P... 3.45%
HP 2000 Notebook PC 2.76%
Packard Bell imedia S3810 2.76%
HP Pavilion dv6 Notebook ... 2.76%


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