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VOCALOID vs NEUTRINO: catalog facts
VOCALOID	NEUTRINO
Paid Paid editor and voicebanks, with a free trial of VOCALOID6.	Free Free to download, with the project supported by crowdfunding and sponsors.
Windows, macOS, iOS	Windows
Established singing synthesis with many voicebanks AI voices in VOCALOID6	Free singing voice synthesis Seventeen voice characters to choose from
Voicebanks are sold separately Official site is primarily in Japanese	Official site is mostly in Japanese Web version is still in alpha testing
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.