Renamer is a small tool that allows you to quickly rename files with incrementing file names. Renamer will only modify the name of files in the folders on your computer that you specify and will not access any data from files other than their new names. Renamer also stores on your computer the names of the last location, new name, and other values you enter into into the app. This information is only store on your computer and not transmitted by the app to any other location.