FNC 1.0 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. FNC lies within System Utilities, more precisely Automation. This free program was originally developed by Triangle Computer Associates.
From the developer:
Filename changer. numbers, adds, subtracts the names in a folder. quick, light, so easy that it's to be used with care!
You may want to check out more software, such as File Name Converter, which might be similar to FNC.