What is the best free FTP software?
(After Filezilla of course)
Duplicate of this question.
Perhaps if you don't like Filezilla, you could be more specific explaining what you're looking for and we'd be able to provide better answers.
(This seems to be a downside of the SO's reputation system - people are encouraged to post questions to gain reputation, which increases the likelihood of duplicate questions due to posting-for-the-purpose-of-posting.)
If you are running windows, then go with WinSCP without a doubt.