There are plenty of archivers that can create and unpack archive files.
The section contents utilities that will be helpful when you need to unpack an archive file or create a new one. They are called file archivers. These programs usually have a simple interface and lots of extra features. For example, you can easily protect your archives by password, divide your compressed file into parts, and create labels for certain archive tomes.
If you have tons of images and you want to store them as a single file, then you have to compress pictures using an archiver you like. These programs would be useful when you need to send multiple files via an instant messenger or by email.