smartdefrag.exe is a application which is probably legit. So, if smartdefrag.exe is on your PC, it is probably ok, and will NOT cause problems. Even if your PC is virus-free, it is still recommended to purchase a well-known antivirus with a good detection rate, in order to defend your system against threats.
Normally, this program is stored in C:\Program Files (x86)\IObit\Smart Defrag\SmartDefrag.exe.
The MD5 checksum for this file is fede84eb111de1aff876184e6905863a.
This program is NOT a Windows service. This is good.
This program uses the net to communicate. Today this is quite normal. For example, most of the programs on your PC check for updates. For this, Internet communications are required.
This exe runs as a 32-bit program. It can not benefit of the entire set of features of modern PC CPUs. This ordinarily happens because the makers did not bother to upgrade it to use the x64 instruction set.
The description present in the program is Smart Defrag 5.
File version 18.104.22.1684.
Intellectual property rights notice Copyright© 2005-2016.
Some dangerous functions of Windows have been used, such as functions for intercepting the keyboard. We recommend you to be very careful regarding this program.
smartdefrag.exe has a digital signature. Nowadays the large majority of virus-free programs are digitally signed.
The digital signature attached to smartdefrag.exe is valid. This is most likely a clean, ok program.
Digitally signed by: IObit Information Technology
Certificate's issuer name: Symantec Class 3 SHA256 Code Signing CA
It has an uninstall routine, which is good. si are uninstall.