What is tclock.exe?

The genuine tclock.exe file is a software component of TClock Light by Kazubon.
Tclock.exe is an executable file that runs Tclock, a program that replaces the Windows taskbar clock and lets users completely customize its appearance. This is not a critical Windows component and should be removed if known to cause problems. Tclock lets users customize and modify the taskbar clock. The program also provides an alarm feature along with a timer. The program provides different colors, fonts and size. Tclock is based on TClock2ch, a custom clock built by volunteers. Kazubon, also known as Kazuto Sato, is a Japanese software engineer and web developer. His claimed hobbies include research on viruses and online spam.

TClock stands for TClock Light

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the tclock.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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Tclock.exe file information

The process known as TClock Light or Taskleiste anpassen Ver2.2.8 or Customize Taskbar Ver2.2.9 belongs to software TClock Light or TClock by Kazubon ( or I S Factory Co..

Description: Tclock.exe is not essential for the Windows OS and causes relatively few problems. Tclock.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of C:\ or in a subfolder of the user's profile folder. Known file sizes on Windows 10/8/7/XP are 44,544 bytes (77% of all occurrences), 82,432 bytes, 88,064 bytes, 172,032 bytes or 81,920 bytes. 
The program is not visible. It is not a Windows core file. The application is loaded during the Windows boot process (see Registry key: User Shell Folders, Run, MACHINE\User Shell Folders). Tclock.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 48% dangerous, however you should also read the user reviews.

Recommended: Identify tclock.exe related errors

External information from Paul Collins:

Important: Some malware camouflages itself as tclock.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Win32:Trojan-gen (detected by Avast), and Application.Tclock.A (detected by F-Secure). Therefore, you should check the tclock.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

A taskbar customization program. Lets you change the appear of the clock, as well as the start button
never given me any problems not spyware of any kind that I can see
Einstellbare Zeit-, Datumsanzeige in der Taskleiste
Task Add-On / no problems so far
I have used it for years without a problem.
  Jim Tarbutton  
Sorry, I was mistaken (and I think most of the other responders are also). The program I was vouching for is TClockex.exe. I don't know about TClock.exe, but I'd guess its malware.
  John S.  
have used this usefull clock display program for years no problem. recently program refuses to run with message "2Tclock.exe cannot hook", on my XP OS
  Eddie H  
after the last update windows 10, Tclock won"t start anymore

Rating chart

Summary: Average user rating of tclock.exe: based on 10 votes with 8 user comments. 6 users think tclock.exe is essential for Windows or an installed application. One user thinks it's probably harmless. 2 users think it's neither essential nor dangerous. One user suspects danger.

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Best practices for resolving tclock issues

A clean and tidy computer is the key requirement for avoiding problems with tclock. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the tclock.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

tclock.exe [all]