The hellip hellip program compresses large files into a smaller file ........

Explanation:

Answer : a WinZip

WinZip is a trialware file archiver and compressor for Windows, macOS, iOS and Android. It is developed by WinZip Computing, which is owned by Corel Corporation. The program can create archives in Zip file format, unpack some other archive file formats and it also has various tools for system integration.