A qdtp file extension is related to the Tourenplaner program. A qdtp file contains some kind of data.
QDTP file extension - Tourenplaner data
What is qdtp file? How to open qdtp files?
File type specification:
The qdtp file extension is associated with the Tourenplaner, a German planning software for Microsoft Windows operaitng system, developed by quaeldich.de.
The qdtp file contains some kind of data utilized by Tourenplaner.