What is SyncHook.dll?

The genuine SyncHook.dll file is a software component of Allway Sync by Botkind.
SyncHook.dll is a DLL (Dynamic Link Library) file that belongs to Allway Sync, a program that lets you synchronize data between computers and other devices including external servers. DLL files store data, code and resources needed by one or more programs in order to function correctly. This is not an essential Windows component and can be disabled if known to create problems. Allway sync was first released in 2004. It supports multiple file systems such as FAT, NTFS, SAMBA, NetWare, CDFS, and UDF. It can synchronize multiple directories simultaneously, and remember previous states of directories in a database, thus synchronizing deletions. Botkind, Inc. is an American company that develops software and provides online services for small and medium businesses as well as home users located worldwide. The company was founded in 2009 and is currently headquartered in Miami, Florida, USA.

SyncHook stands for File Synchronization Application Hook

SyncHook.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if SyncHook.dll is a Windows system file or if it belongs to an application that you can trust.

Click to Run a Free Scan for SyncHook.dll related errors

SyncHook.dll file information

The process known as File Synchronization Application or Allway Sync (version 10.4.0, 9.2.21) belongs to software Allway Sync by Botkind or Usov Lab (

Description: SyncHook.dll is not essential for the Windows OS and causes relatively few problems. The file SyncHook.dll is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of the user's profile folder. Known file sizes on Windows 10/8/7/XP are 42,496 bytes (41% of all occurrences), 43,520 bytes or 53,248 bytes. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. There is no information about the author of the file. The program has no visible window. There is no detailed description of this service. It is able to record keyboard inputs. SyncHook.dll is not a Windows system file. The software can be uninstalled in the Control Panel. SyncHook.dll is able to record keyboard and mouse inputs. Therefore the technical security rating is 87% dangerous; however you should also read the user reviews.

Uninstalling this variant: If you want to remove the program completely, go to Control Panel ⇒ Software ⇒ Allway Sync.

Recommended: Identify SyncHook.dll related errors

Important: Some malware camouflages itself as SyncHook.dll. Therefore, you should check the SyncHook.dll 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

Part of the synchronization software Allway Sync™
  Michael Starz   (further information)
Agent for AllwaySync backup/synchronizing software

Summary: Average user rating of SyncHook.dll: based on 2 votes with 2 user comments. One user thinks SyncHook.dll is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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Best practices for resolving SyncHook issues

A clean and tidy computer is the key requirement for avoiding problems with SyncHook. 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 SyncHook.dll 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

SyncHook.dll [all]