Open-source voice coaching platform

Master Your Voice in 60 Seconds

Record a 1-minute lesson, get AI-powered feedback on pronunciation, fluency, prosody, and more. Choose your coach and start improving today.

Four Capabilities, One Pipeline

Every session runs through our complete analysis pipeline

Voice-Based Instructions

Choose from unique AI coach personas that deliver spoken prompts tailored to your learning style. Each coach brings a different energy and approach to keep you engaged.

High-Fidelity Transcription

Raw transcription that preserves every "um," "uh," and filler word exactly as spoken. No auto-correction, no cleanup - just an honest mirror of your speech patterns.

Task Adherence Checks

AI-powered analysis that verifies whether you followed the prompt instructions. Did you repeat 3 times? Did you include the required phrases? Get a clear adherence score and rationale.

Voice Consistency

Voice marker and embedding matching to verify the same speaker throughout the recording. Anti-spoofing-lite technology ensures authentic voice practice sessions.

How It Works

Four simple steps to better speaking

Step 1

Choose Coach

Select a voice coach persona that matches your style and vibe

Step 2

Record (~60s)

Follow the prompt and record your response using your browser mic

Step 3

Submit

Send your recording through our AI analysis pipeline

Step 4

Get Results

Review detailed scoring across 6 metrics with actionable feedback