Hidden cameras disguised in everyday objects pose a dangerous surveillance problem, often going undetected even by thorough visual inspections.Anti-surveillance tools have limitations against cameras that record locally without emitting signals or wireless activity.Smartphones offer a portable and affordable solution to detect hidden cameras, leveraging powerful cameras and sensors with specialized apps.Applications using infrared reflection detection and advanced glint analysis algorithms can highlight suspicious reflections, detecting hidden cameras.SpectreScan, an open-source mobile app, combines infrared reflection detection and LIDAR anomaly detection to enhance detection accuracy.The app is transparent, available on GitHub, and allows users to contribute to its development or build their privacy tools.SpectreScan empowers individuals to protect their privacy in short-term rentals and accommodations lacking oversight.As technology evolves, the conversion of smartphones into surveillance detection tools becomes essential for personal security.The battle for privacy emphasizes that personal security should be a basic right, achievable through accessible detection technology.Having a reliable way to detect hidden surveillance empowers individuals against privacy invasion in various settings.