You can use HoudahSpot to find out whether a specific file on your Mac has identical twins somewhere in your file system.
This comes in handy if you want to make sure you have a backup copy before you start working on a file. Or you may want to check if a specific file – e.g. in your Dropbox folder – is a copy and not the original before you delete it.
The HoudahSpotFile Info window shows information about the currently selected search result. For folders, this includes the total size of all items contained within.
It is quite easy to use HoudahSpot to inspect other files or folders. Simply drag a file or a folder from Finder, from HoudahSpot, or any other application onto the File Info window.
HoudahSpot 4.0 comes with a “droplet” that you can install in the Finder toolbar. This small application can be found from HoudahSpot > Preferences > Advanced. Follow the instructions found there to install Search.app as a Finder toolbar item.
HoudahSpot search item installed in the Finder toolbar
When clicked, Search.app opens a new HoudahSpot window set to search the folder shown in the current Finder window. You can also drag and drop folders onto the toolbar item to open a new HoudahSpot window configured to search these folders.
The HoudahSpot Info pane shows a wealth of information about the currently selected search result. It starts with the basic attributes of the file or folder: