Voidol is no longer available
and will be distributed free of charge from March 2024!
The free distribution version can be downloaded from the following link.

*Support for Voidol will end at the end of this year.
*Purchased voicemodels will continue to be available for Voidol2 and Voidol3.
  • macOS
  • Windows





"Voidol Powered by R.C.voice"

Voidol is AI voice conversion application which converts your voice into the character’s voice like cute girl or handsome man on real-time.
Voidol for Mac App Store won #1 in the Paid Apps category after its release.

Voidol is now available for Windows as Ver.1.0.1 and additional voice conversion models can be installed into the application.

In the application, three voice conversion models have been installed (Otomiya Iroha -Female, Crimmzoh -Boy, Kanade Minato -Male)
Additional voice conversion models will be released soon.

For high-quality conversion, we recommend that you use the application with Audio Interface and microphone.
We hope you enjoy making various creative contents such as Vtuber (YouTube distributor with CG characters).

※Voidol purchased on Mac App Store will updated soon to Ver.1.0.1, so that additional voice conversion models can be installed. Please wait.

The industry's first AI real-time voice conversion technology
It has been developed in partnership with the research team of Prof. Toda Tomoki of Nagoya University.

- Sampling Frequency: 44100Hz
- Bit Width: 16bit
- Latency: within 100ms

The industry's first AI real-time voice conversion technology
It has been developed in partnership with the research team of Prof. Toda Tomoki of Nagoya University.

- Sampling Frequency: 44100Hz
- Bit Width: 16bit
- Latency: within 100ms

System Requirements



Windows10 64bit or newer / macOS High Sierra and newer
Minimum Intel/AMD Dual Core processor / Recommended Intel Core i5 2.5GHz or better
Minimum 4GB RAM
Monitor with WXGA+(1440x900) resolution

You can check the optional voice conversion models here.

※All information including product specifications, is current on the date of the press announcement, but is subject to change without prior notice.

※Mac App Store, macOS, iOS, Audio Units is a trademark of Apple Inc.

※Windows is a trademark of Microsoft Corporation.

※VST is a trademark of Steinberg Media Technologies GmbH.

※R.C.voice is a registered trademark of CRIMSON TECHNOLOGY, Inc.

※Described company name and product name are the registered trademarks or trademarks of each company.