Best cleaner/optimizer

[Arguti]

CCleaner is good enough.

And i don't get any problem installing it because is free.

[pineappleseeds]

CCleaner is good enough.

And i don't get any problem installing it because is free.

QFT. Works fine for me and after use I can tell my computer loads a little quicker.

[Shinzen]

CCleaner is enough 4 me so far

[anon]

QFT. Works fine for me and after use I can tell my computer loads a little quicker.

Supposedly, an emptier disk gives faster speeds.

Something that did give my PC a significant speed boost (at least when loading Windows) was NTREGOPT.

[coyote]

For cleaning cookies and useless dll files: CCleaner
For optimizing your pc: TuneUP or Advanced System care

[diew]

ccleaner + malwarebytes free antimalware + any good security program will do the best..atleast it does for me.

[dagaul101]

CCleaner is pretty well recommended

[skywalker91]

Ccleaner
it's adorable and also free ware

[Seed007]

Ace Utilities
CCleaner

[Evelyn]

+1, ccleaner