IObit Unlocker!

It is a free tool to delete files blocked by something you do not know. LockHunter is useful for fighting against malware, and other programs that are blocking files without a reason. Unlike other similar tools it deletes files into the recycle bin so you may restore them if deleted by mistake. Integrates into Explorer menu. At the moment LockHunter is in beta stage. So use it with care!

DeadLock is a free file and folder unlocking utility brought to you by CodeDead. It can help you unlock files or folders that you’re unable to delete, copy, rename or move.

Have you ever bored by this Windows message : "Error Deleting File or Folder, ... There has been a sharing violation. The source or destination file may be in use.", when you try to delete, move or rename a file?WhoLockMe is a little extension for your Microsoft Explorer. It permits you to list all the process locking your selected file.

Sometimes, files on the Mac cannot be deleted, moved or renamed. This can be caused by insufficient access rights, or because some processes are still using these files.

File & Folder Unlocker is a powerful yet easy-to-use system utility that gives you complete control over the locked files and folders on your computer. Like our other free utilities, File & Folder Unlocker is free for both commercial and non-commercial use.

Free File Unlocker is an essential free utility to delete currently Used, locked, undeletable, busy files. Works with all 32bit and 64bit versions of Windows and Windows Server.

UnBlocker software unblocks all the files that are compatible with the NTFS alternate data stream security. The software is programmed to unblock all kinds of file including-EXE, ZIP, RAR, etc. It can process and unblock all the files irrespective of their sizes.