PhonaLab

PhonaLab provides a suite of advanced, no-cost tools for detailed voice analysis, eliminating the need for expensive software. Developed by a voice biomechanics researcher with over 30 years of experience, it operates seamlessly in any web browser and requires no installation. Key validated tools include a comprehensive Voice Analyzer for F0, jitter, shimmer, HNR, and CPPS; a Pitch Visualizer with real-time tracking and gender perception ranges; and calculators for AVQI & ABI, and MPT & DSI. It also features a Spectrogram Generator for visualizing formants and harmonics, and a Spectral Analysis tool. Designed for clinical workflow, PhonaLab offers research-validated accuracy, professional PDF reports, and robust support for various audio formats. It's accessible from any device, making it ideal for telehealth and on-the-go assessments. Trusted by hundreds of clinicians globally, it supports evidence-based practice and documentation while prioritizing privacy.