Opinions on 'Paranormal Activity' are mixed, with many praising its high profitability and effective use of suspense through suggestion, despite its low budget. Viewers appreciated the chilling atmosphere and well-timed scares, though some felt it was less frightening compared to other horror films. The concept was generally well-received, even among those who are not fans of the horror genre. However, a few reviews noted that the plot and horror elements were somewhat predictable and less impactful than expected.

👍 Exceptional profitability and suspenseful atmosphere.

👎 May be less scary for seasoned horror fans.