for everything else...

• Do you need to convert WMA files to MP3?
  Just use the free PyMedia library.
• Do you need to upload these files to an FTP?
  The ftplib module is included in the standard Python library.
• Do you need to schedule this upload?
  The standard Python library gives you the sched module.
• Do you need to persuade some people to pay you a (minimal) amount of money for the (minimal) effort of writing the script?
  I'm afraid you'll have to do that yourself...

There are things a computer cannot do.
For everything else, there's Python