Yueyin AI Voiceover is an online AI-powered speech synthesis tool that converts text into expressive speech, offering a rich library of voices and multi-language support, suitable for a variety of content creation scenarios.
The tool offers free online access to core features, such as a certain amount of speech synthesis. There are also tiered membership plans providing higher word limits and additional advanced features.
It supports Mandarin, English, Japanese, Korean, and other languages, plus dialects such as Northeastern Mandarin, Sichuanese, and Cantonese. The voice library includes hundreds of voice actors covering male, female, child, and elderly voices across various styles.
According to its service terms, the generated audio content can be used for commercial purposes. Members can obtain a commercial license for use in commercial projects.
The basic flow: prepare your copy, input it into the voiceover interface, select a suitable voice, adjust speed, tone, and emotion, preview the result, then synthesize and download the audio file.
Standout features include multi-character dialogue voiceover, built-in royalty-free background music, AI-based noise reduction and repair, audio/video to text, profanity detection, and access to a licensed video asset library.
Yes. In addition to the Web version, there is a mobile app named 'Yueyin Voiceover' for iOS and Android, supporting cross-device syncing.
The tool supports batch processing of audio. Different membership levels provide different per-utterance word limits (ranging from thousands to tens of thousands of characters) and monthly total word limits.

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