Room Escape: Haunted House is an iPhone game developed by Jun Wakabayashi. In this game, players find themselves trapped in a haunted house and must find items and solve mysteries in order to escape.

The gameplay is simple and intuitive. Players can tap and search different areas of the haunted house to uncover hidden items. These items can then be used by tapping on them and selecting a location to use them. Some items can be enlarged by tapping on them twice, and there are also opportunities to combine items for additional puzzle-solving.

If players find themselves stuck, there is an option to use hints. These hints are available in the form of video ads.

Overall, Room Escape: Haunted House provides an engaging and challenging escape room experience for iPhone users. The game's eerie atmosphere and clever puzzles will keep players entertained as they try to unravel the mysteries of the haunted house.