.PEK File

The pek file extension is most likely best know for its use in Adobe Premiere for a special graphic waveform files that can be added to the program to show the audio waveform during the playback of audio tracks. Seems that this file type is closely related to Premiere Pro multimedia cache files (.cfa).

The pek file are stored in directory:

C:\Users\"User"\AppData\Local\Roaming\Adobe\Common\Media Cache Files

Files with pek file extension can be mainly found as special graphic waveforms for Adobe Premiere.

How to open:

You can add these waveform metada files to Adobe Premiere.

How to convert:

It does not seem to be possible to convert *.pek files to anything else.