A simple converter with a GUI which handles most common file formats for an everyday usage. It is based on existing python packages I haven't made. You will find these packages at :

• DOCX2PDF : https://github.com/AlJohri/docx2pdf

• PYDUB : https://github.com/jiaaro/pydub

• Converts only one file
• Converts several files
• Converts a full directory

Audio files :

• MP3 -> WAV
• WAV -> MP3

Images :

• JPG -> PNG
• PNG -> JPG
• JPG|PNG -> PDF

Text files :

• DOC/DOCX -> PDF

Please note that the optional settings are not implemented yet.