Hoyle Classic Card Games on Apple Computer? Not Official — Best Alternatives
No official "Hoyle Classic Card Games" exists for macOS/iOS. Hoyle (now Encore) focused on Windows. Older Mac versions (pre-2010) are obsolete and unsupported.
Great Alternatives on Mac / iOS
Built-in Solitaire: macOS/iOS include Klondike, FreeCell, Spider.
App Store (Mac & iOS):
CardZMania: 20+ games (Hearts, Spades, Euchre, Poker), online multiplayer.
Solitaire by MobilityWare: Best-in-class solitaire collection.