Download of Classic FTP Plus 4.03 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The program lies within Internet & Network Tools, more precisely Download Managers. This Mac application was originally created by NCH Software. 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.
From the developer:
Classic FTP Plus for Mac is an easy to use ftp client to view, manage, edit, upload, download and delete files from a remote server or network. As the name suggests, Classic FTP has been specifically designed to look and feel like a typical ftp software client. While offering all the same features as other ftp clients, Classic FTP is perfect for both advanced and novice website administrators.
You may want to check out more Mac applications, such as ClassicFTP, Yummy FTP Alias or Yummy FTP Lite, which might be related to Classic FTP Plus.
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