Sinsy

The online demonstrator is free to use, but will only generate tracks up to 5 minutes. The user uploads data in the MusicXML format, which the Sinsy website reads to output a WAV file of the generated voice. Gender factor, vibrato intensity, and pitch shift can be adjusted prior to output.^[2]

As of December 25, 2015, the official developers of Sinsy were Keiichi Tokuda (Producer and designer), Keiichiro Oura (Design and Development),^[3] Kazuhiro Nakamura (Development and Main Maintainer), and Yoshihiko Nankaku.^[4]

It was originally only in Japanese and English, but Mandarin was later added; the website only supports English and Japanese despite this currently.^[5][6]

In 2016, Sinsy stated using the deep learning processing technology DNN.^[7]

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• Yoko (謡子), Japanese female vocal. She currently has two vocals for the service, both in Japanese, one being a beta and the other a fully released version.
• Xiang-Ling (香鈴), Japanese female vocal. An English vocal was added Christmas, 2015. Mandarin was added also to her language capabilities.
• Matsuo-P (松尾P), English masculine vocal
• Namine Ritsu S (波音リツS), a Japanese male vocal currently in beta. Originally produced for UTAU, it released on December 25, 2013.
• Unidentified; an unknown vocal in Japanese
• Unidentified; a second unknown vocal in Japanese