Curse of the Raven 2.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this software for Mac is BD Studio Games. The application is included in Games. We recommend checking the downloaded files with any free antivirus.
From the developer:
After getting into a car accident, you wander into a mysterious graveyard while searching for help. The doors slam shut behind you and you realize that you are trapped! Escape from the eerie Redemption Cemetery by helping trapped spirits save their loved ones, and free their souls! Use your Hidden Object skills to help these ghosts and escape, in Redemption Cemetery – Curse of the Raven!
You may want to check out more Mac applications, such as Curse of the Raven CE, Dark Tales - Edgar Allan Poe's The Raven Collectors Edition or Dark Tales - Edgar Allan Poe's The Raven, which might be related to Curse of the Raven.