This app transforms your phone into a ghost hunting instrument using real hardware sensors. It analyzes EMF, EVP, and motion data, offering explanations for readings and a map of haunted locations. Full access unlocks enhanced playback and advanced features.
2.1.3
October 27, 2026
Optimized runtime.
Access spectra pro for a year
Yes, Spectra contains advertisements. The free version of the app includes advertisements to support its development and features.
Full Access to Spectra is available via a weekly subscription for $0.99, an annual subscription for $12.99 with a 3-day free trial, or a one-time lifetime purchase. Prices are displayed in your local currency within the app.
Spectra utilizes your phone's magnetometer, microphone, barometer, camera, accelerometer, and gyroscope to gather data for its ghost hunting tools.
The core features of Spectra, including sensor readings and EVP recording, are available without an internet connection. However, features like the map of haunted places may require connectivity.
The SLS Optics feature uses on-device pose detection to draw a stick figure over objects shaped like a person in real-time, displayed over your live sensor readings.
Spectra has an age rating of 12+, indicating it is suitable for users aged 12 and older.
The latest version of Spectra is 2.1.1, and it was last updated on October 14, 2026. Updates typically include new features and improvements.
Spectra's EVP recorder analyzes audio for sustained sounds outside the human speech band (below 85 Hz or above 4 kHz) with no voice underneath, saving clips and tagging their peak frequency. It also pauses detection when you speak to avoid capturing your own voice.
