Files with arpx8 file extension can be found as Techno Toys Arp-X8 MIDI arpeggiator files.
ARPX8 file extension - Techno Toys Arp-X8 MIDI arpeggiator data
What is arpx8 file? How to open arpx8 files?
File type specification:
The arpx8 file extension seems to be related to Techno Toys Arp-X8 and used for some sort of MIDI arpeggiator file type.
Might be old software and no longer used.
This arpx8 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.