Spectra: Ghost Hunting Tools
EVP Recorder & SLS Camera
About
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.
What's New in Spectra
2.1.1
October 14, 2026
- Get into the mood of ghost hunting with themed effects! Not too much, not too little. Customize your experience - Bug fixes and general optimization
Subscriptions & In-App Purchases
Spectra Pro Yearly
Access spectra pro for a year
FAQ
Does Spectra have ads?
Yes, Spectra contains advertisements. The free version of the app includes advertisements to support its development and features.
What is the pricing for Spectra's Full Access?
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.
What sensors does Spectra use?
Spectra utilizes your phone's magnetometer, microphone, barometer, camera, accelerometer, and gyroscope to gather data for its ghost hunting tools.
Can I use Spectra offline?
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.
How does Spectra's SLS camera work?
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.
What is the age rating for Spectra?
Spectra has an age rating of 12+, indicating it is suitable for users aged 12 and older.
How often is Spectra updated?
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.
What makes Spectra's EVP recorder unique?
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.
