dr.fone (full name: Wondershare Dr.Fone ToolKit for iOS and Android) is a versatile and all-purpose toolbox for iOS and Android devices running on Windows and Mac platforms, developed by Wondershare from China. It initially only focused on data recovery on mobile phones, but later gradually improved and integrated all the important mobile OS maintenance tools into one place. Now, it has become a popular complete solution for mobile users.

When it comes to system junk files cleaning software on Windows, many users will recommend Piriform's CCleaner first - which has almost become one of must-have tools for any computer. CCleaner is free, small, has multi-language interface, and runs fast. Especially, it is fairly stable and safe to use, even the novice computer user won't encounter a problem due to misuse. CCleaner for Mac is a free system useless files cleaner, system optimizer and privacy protector specially designed and developed for Mac users. It is actually the Mac version of CCleaner.

When we are powerless to do anything about a computer plagued by various difficult problems and unable to bear anymore, most often reinstalling Windows seems to be the only and best solution. But in fact, before eventually doing so, we can at least try to use Tweaking.com - Windows Repair to full scan and repair all kinds of system errors, failures. It is likely to play an unexpected effect.