Standard iTunes installers are notoriously bloated. They install helper applications, mobile device drivers, update services, and iCloud integrations. A "Lite" version usually implies that a third-party developer has:
Versions around this era still retained the iOS App Store, allowing users to download .ipa app files directly to their computers. itunesol lite 64 12.5.5.zip
: No hidden menus; your playlists and library are front and centre. Standard iTunes installers are notoriously bloated