.FDK File

The fdk file extension is associated with the Fluentizer, a learning software that is used to help understanding native English speakers.

The fdk file contains saved dictionary from Fluentizer program.

How to open:

The fdk files are used for internal purposes of Fluentizer software.

How to convert:

As far as we know, this .fdk file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.