Guyz,is der any registry optimizer tool available on the net?? (shareware or freeware)?

I M USING WINDOWS 7 ULTIMATE!!!!!!!! I JUST WANT A BEST(AWARD WINING) registry CLEANER/optimizer tool (SOFTWARE).......DATZ IT!!!!:) PLZ DON'T SUGGEST ME TO DOWNLOAD CCLEANER........BECOZ I ALREADY HAVE DIS PROG!!!!!!!:D {THANX IN ADVANCE}