Paste your string to the Source String box, 1 long line, no carriage returns or line feeds.
E.G.
  Item 1, Item 2, Item 3, Item 4, Item 5, Item 6
Select your options.
Click Process String. Ta-Da!
  Item 1
  Item 2
  Item 3
  Item 4
  Item 5
  Item 6
Simples...

Delimiter - The character that is delimiting your string. Maximum 10 characters.
Select ALL - Selects or deselects ALL options.
Trim - Trims spaces from the start and end of each item.
Distinct - Remove duplicate items.
Remove Blanks - Removes blank lines from the Processed List.
Sort - Sorts the items.