Converting .dct files directly to .mp3 format.
Converting Dictation Audio Files directly to MP3 Audio Files (.dct to .mp3 conversion) is absolutely doable, although your options are limited to using NCH Software tools. DCT is a proprietary audio file format for digital dictation developed by NCH Software.
There are some programs, such as Express Dictation or Switch Audio File Converter, capable of directly converting DCT to MP3.
We are not aware of any third-party solutions capable of such conversion.
A voice recording program that works like a dictaphone
A dedicated audio converter
An audio editing software for Windows and Mac