MetaVoice — Conversational Voice AI
Duplex speech-to-speech stack building realistic, expressive voices for creators and assistants.
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Altered — Rapid & Local Voice Cloning
Rapid voice cloning from seconds of audio; optional local model training for privacy and pro workflows.
CereProc — CereVoiceMe Voice Cloning
Create a TTS clone of your own voice at home via guided recordings; long-standing vendor in custom voices.
Respeecher — Production Voice Cloning
Studio-grade cloning used in film/TV and restoration; focuses on natural prosody and ethical, consent-based pipelines.