OpenUtau is an open source editing environment for UTAU community with modern user experience.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
- Arch Linux


Cadencii is described as 'Program that allows cross-importation of vocal MIDI, VSQ, UST, and VSQX files. It supports both UTAU and Vocaloid voice banks' and is an app in the office & productivity category. There are eight alternatives to Cadencii for Windows, Web-based, Linux, Mac and Arch Linux. The best Cadencii alternative is OpenUTAU, which is both free and Open Source. Other great apps like Cadencii are VOCALOID, UTAU, Kits.AI and ControllaVoice.
OpenUtau is an open source editing environment for UTAU community with modern user experience.


A powerful synthesizing tool that enables users to create and edit songs by inputting melodies and lyrics, adjusting pronunciations, applying effects like vibrato, and modifying vocal dynamics and tones for a realistic singing experience.


UTAU or Vocal Synthesizer Tool UTAU is a voice-synthesis software developed by Ameya/Ayame and made for the Windows operating system.





Kits.AI is an encompassing, AI-powered audio platform offering voice cloning and blending, AI music mastering, stem separation, song creation using a plethora of high-quality AI voices and much more.

ControllaVoice is an ethical AI singing platform that lets you create your own singing voice using AI technology and get creative with music using that voice or other licensed voices.
Create your own AI singing voice or use any of Revocalize AI's custom voice models in a creative, singing synthesis platform .

DeepVocal is a free to use singing synthesizer application software developed by Boxstar. It is the successor to the Sharpkey Galaxy software, which was a successor to the Sharpkey software.

eCantorix is a singing synthesis frontend for espeak. It works by using espeak to generate raw speech samples, then adjusting their pitch and length and finally creating a LMMS project file referencing the samples in sync to the input file.
It's way more modern and well supported, plus it's also popular and has lots of voicebanks. In fact, Cadencii has an UTAU mode built in.