Vocalizer—Text-to-Speech (TTS) technology for IVR and digital channels

A more life‑like automated voice for your brand

Vocalizer is a complete, enterprise‑ready text‑to‑speech output engine that enables more human‑like, personalized customer interactions for less cost and hassle than hiring voice talent.

A new generation of conversational AI technology

Creating audio output for the IVR and mobile apps can be complex and expensive. Nuance Vocalizer delivers a custom voice, trained on your use cases and dialogues, that speaks your language as fluently as a live agent.

Vocalizer uses advanced Text‑to‑Speech technology based on recurrent neural networks, delivering a far more human‑sounding voice with features including:

  • Graceful blending of static and dynamic speech output
  • Enhanced expressivity
  • Improved multilingual support
  • High‑quality speech output
  • Refined speech quality and accuracy through optimized text processing
  • More comprehensive pronunciation dictionaries
  • Complete voice refresh in many languages
Get our latest resources
Take the audio tour of Vocalizer icon (pdf. Open a new window)

Vocalizer 7 Language and Voice Availability brochure(pdf. Open a new window)

See the many different languages and voices available for this new generation of Text‑to‑Speech technology.

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Enterprise‑ready spoken output engine

A complete spoken text-to-speech output engine that enhances the IVR experience.


Time saved is money saved

A 25% improvement of IVR call handling for a business with 24m calls a year leads to the elimination of 60,000 agent calls, which can equal a saving of nearly $300,000/yr. (2m calls per month at $5 per agent call).

Let’s discuss how Vocalizer can help you deliver better, more cost‑effective customer service.