File Converter is a very simple tool which allows you to convert and compress one or several file(s) using the context menu in windows explorer. And it's FREE. The interface is designed to be as light as possible to keep the application pleasant to use. It supports a lot of different file formats.

Supported output formats:

Audio:

• flac
• aac
• ogg
• mp3
• wav

video:

• webm
• mkv
• mp4
• ogv
• avi
• gif

Image:

• png
• jpg
• ico
• webp

Document:

• pdf