conv2pc.exe is a application which is most likely NOT a virus or malware. So, if conv2pc.exe is on your PC, it is most likely ok, and will NOT be a cause for concern. Even if your system is virus-free, it is still recommended to run a good antivirus with a good track record, in order to yourself your PC against viruses and malware.
Usually, the default name and directory where this application is stored is
C:\Program Files (x86)\DownloadToolz\PornHub Video Downloader\conv2pc.exe.
The MD5 fingerprint for this program is 8706c3b53fe635114f1259169db38045.
This application is NOT registered as a Windows service. This is good.
This program runs in 32-bit mode. It can not use the entire power of modern PC CPUs. This ordinarily happens because the makers did not bother to upgrade it to 64-bit code.
This application does NOT have visible windows. This is most likely a bad thing.
A digital certificate is missing from this program. The publisher did not sign it. This is usually bad.
It has an uninstall string in registry, which is a good sign. si are uninstall.