Develop a script or utility that will append text data from a series of text files to a single text file. by Northern101

Develop a script or utility for me that that will do the following data manipulation between two text files. The script or utility must be able to be launched, interacted with, and run from a Windows PC desktop running Windows 7, 8, or 10… (Budget: $30 – $250 USD, Jobs: Mac OS, PHP, Shell Script, Windows 8, Windows Desktop)