What Means Ps Files
ps means:Ps extensions stand for Post Script file format. These extensions may be opened by Postscript software.
A) It may be a programming language which is developed in 1982. Generally it is used for electronic editing and printing operations.
B)Ps file may also be a image file that created by Postscript format. You can directly print those files with the proper printer. In this case you will not need any extra software.
Definition softwares of Ps file
Meanful links for Ps file