"Unsane," directed by Steven Soderbergh, was shot on an iPhone to embrace a unique filmmaking approach and to create a sense of intimacy and immediacy. Soderbergh aimed to explore the psychological thriller genre in a way that felt raw and authentic. The iPhone's portability allowed for a more flexible shooting style, enabling the crew to capture scenes quickly and in various locations. Additionally, the decision highlighted the evolution of technology in filmmaking, showcasing that powerful storytelling can be achieved with accessible tools.

At the end of "Unsane," Claire, the protagonist, confronts her stalker, who has been disguised as a staff member in the mental facility where she is held against her will. After a tense encounter, she ultimately manages to escape and confronts her fears. The film concludes ambiguously, leaving viewers questioning whether Claire has truly escaped her torment or if she remains trapped in her psyche. The ending highlights themes of trauma and the struggle for autonomy, suggesting that her ordeal may not be entirely over.

"Unsane," directed by Steven Soderbergh, is a psychological thriller that explores themes of paranoia and mental health. While it incorporates elements of horror, such as suspense and a sense of dread, it is not a traditional scary movie with monsters or supernatural elements. The film focuses on the protagonist's experiences in a mental institution and her struggles with her reality, making it more unsettling than outright frightening. The tension arises from psychological manipulation and the fear of losing control, appealing to fans of psychological horror.