EVP Ghost Signal

Capture the unknown. Record, analyze, and visualize audio with professional-grade tools designed for paranormal investigators.

EVP Ghost Signal is a professional audio recorder and analyzer built for paranormal investigators, ghost hunters, and curious explorers. Capture electronic voice phenomena (EVP) with real-time waveform and spectrogram visualization, anomaly detection, and whisper analysis.

RECORDING & ANALYSIS
- High-quality audio recording with adjustable gain
- Real-time waveform visualization with neon glow
- Real-time spectrogram with 5 color themes
- Band-pass filter to isolate the 300–3000 Hz voice range
- Noise reduction for cleaner captures
- Configurable sample rate (22 kHz – 96 kHz) and file format (WAV/CAF)

DETECTION
- Anomaly detection flags unusual frequency spikes in real-time
- Whisper and voice pattern detection via formant analysis
- On-screen alerts when anomalies or whispers are detected
- Timestamp bookmarks to mark interesting moments

PLAYBACK & REVIEW
- Reverse audio playback
- Adjustable playback speed (0.25x – 2x) without pitch change
- Pinch-to-zoom waveform with trim tool
- 5-band parametric equalizer with presets (EVP Enhance, Whisper Boost, Voice Isolate)
- Auto-generate EVP clips around detected anomalies and whispers
- Audio transcription via on-device speech recognition

TOOLS
- EMF Meter using your device's magnetometer with real-time readings
- Spirit Box frequency sweep simulator with 3 modes
- Tone Generator (white noise, pink noise, frequency sweep)
- Session map showing all geotagged recordings with color-coded pins

EXPORT & SHARE
- Spectrogram video export with audio
- PDF session report with metadata, detections, and notes
- Session geolocation tagging with place names

LIBRARY
- Browse, search, and organize all recordings
- Favorite sessions for quick access
- Anomaly and whisper count badges
- Add notes to any session

PRO UPGRADE
Unlock advanced tools including the spectrogram, EMF meter, Spirit Box, audio transcription, parametric EQ, EVP clip generator, video export, all color themes, and unlimited recordings.

DISCLAIMER
EVP Ghost Signal is designed for entertainment purposes only. This app does not detect, communicate with, or provide evidence of paranormal activity. Audio anomalies are the result of signal processing algorithms and may be caused by environmental noise, electronic interference, or other natural sources.