you make mistake : list is too long for an clear explication, let's see this page...
http://www.crystalreportsbook.com/
http://www.vbexplorer.com/VBExplorer/vb_feature/august2000/using_crystal_reports.asp
http://download.cnet.com/Crystal-Reports/3000-10254_4-10395546.html
http://www.topshareware.com/search.aspx?q=free+crystal+report
http://www.freedownloadscenter.com/Search/crystal_reports.html
some of them are free, yes, free...