Files with yka file extension can be found as models from some of the products from Yenka simulation and modeling software.
YKA file extension - Yenka model
What is yka file? How to open yka files?
File type specification:
The yka file extension is used for model files saved by some Yenka products.
Yenka is a range of simulation and modeling software, designed specifically for use by schools and their students.
This yka 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.