Question: Is there a text-to-speech generator that supports multiple languages and offers high-quality audio for commercial use?

If you need a text-to-speech generator that works in multiple languages and that offers high-quality audio for commercial use, Replica is a good option. It offers a variety of Voice Library voices, Voice Director for quick voice overs, and a Voice Lab for creating your own voice. Replica offers support for multiple languages and has an Advanced Text-to-Speech API for integrating voice into apps and platforms. It can be used for games, animation, movies, audiobooks, and e-learning, with prices starting at $4 per month.

Another powerful option is Verbatik, which uses machine learning technology to generate natural-sounding speech in more than 600 voices in 142 languages and accents. It can be used for quick conversions, custom voices and commercial use. Verbatic offers tools like Script Writer AI and Sound Studio, as well as an API for integration. It can be used for marketing, education and customer service automation, among other uses, and offers several pricing tiers and a 3-day free trial.

PlayHT is another option that can generate realistic voices. It offers more than 600 ultra-realistic AI voices, custom pronunciation and voice inflection. The service supports multiple languages and accents and can be used for video voiceovers, audio publishing and conversational AI. PlayHT offers a free version, several pricing tiers and a lot of resources and support.

For those who want a more general-purpose tool, Narration Box offers high-quality, natural-sounding voiceovers in 140+ languages and accents. It has advanced features like context awareness, emotive styles and long-form support. With a block-based interface that's easy to use, and a library of 700+ AI narrators, Narration Box can be used for a variety of applications, including e-learning and product demos. It offers a variety of pricing tiers, including a free plan with some features, and custom enterprise deals for heavy users.