Commercial License.
These versions of the voices are licensed for use in commercial organisations and/or for audio redistribution. The voices are licensed for use by the individual or organisation making the purchase. This is a single device and commercial organisations are required to purchase separate licenses for each device.
Please note that the price of CereProc's Commercial Use license is an annual fee.
A broadcast licence for the voice is included and is required for purposes such as the distribution of generated speech in an application, or for including audio in presentations or sales material that third parties will access. Users are permitted to generate and distribute an unlimited quantity of audio to an unlimited number of end users.
Personal License.
A personal use license does not permit for the voice to be used in commercial organisations and/or audio redistribution. Only the user who has purchased the voice is permitted to generate audio files. The user not permitted to distribute audio to end users. This license is ideally suited to a home user using CereProc voices on their own PC or MAC.
File Formats.
CereProc's SAPI voices are compatible with Microsoft SAPI 5 and are supported on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10 and Windows 11. They appear in the Windows Text-to-Speech Control Panel. We recommend using our SAPI voices on systems with at least a 1GHz processor and 256MB RAM.
CereProc's Mac voices are supported on Mavericks, Yosemite, El Capitan, Sierra, High Sierra, Mojave, Catalina, Big Sur, Monterey, Ventura and Sonoma. They add to the system voices list, found under 'Accessibility > Speech' in 'System Preferences'.
All voices are 48khz for excellent clarity and naturalness. Download size and disk space usage are around 100MB-150MB.