FF Multi Converter is a simple graphical application for Linux which enables you to convert audio,
video, image and document files between all popular formats, by utilizing other command-line tools.
It uses FFmpeg for audio/video files, the ImageMagick software suite for image conversions and
unoconv for document files.
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The goal of FF Multi Converter is to gather the most popular multimedia types in one application
and provide conversion options for them easily through a user-friendly graphical interface.
The application is written in Python3 and PyQt5.
All code is licensed under the GNU General Public License, version 3.
FF Multi Converter is free software – software that respects your freedom.

Features
Conversions for several file formats.
Very easy to use interface.
Access to common conversion options.
Audio/video ffmpeg-presets management.
Options for saving and naming files.
Multilingual – over 20 languages.
We at AppsForMyPC have tested and used FF Multi Converter and it worked pretty smoothly 🙂 🙂