Microsoft text-to-speech voices

for both Windows client and server platforms, and mobile voices are often shipped with more recent versions.

Redistributable versions of the SAPI 4 voices were available for download on Windows 9x operating systems, however they are no longer offered from the Microsoft website.

In addition, the SAPI 4 versions of the Michael and Michelle soundalikes from Lernout & Hauspie (with different dialects) can also be used on Windows Vista and later by downloading the respective British English pack and then using it with a third-party program like Speakonia (Conversely, said voices are also compatible with XP and prior as well).

It is a SAPI 5-only female voice and is designed to sound more natural than Microsoft Sam.

A female voice called Microsoft Lili that replaces the earlier male SAPI 5 voice "Microsoft Simplified Chinese" is available in Chinese versions of Windows Vista and Windows 7.

It can also be obtained in non-Chinese versions of Windows 7 or Vista by installing the Chinese language pack.

These voices are available in 26 languages[3] and can be installed on Windows client and server operating systems.

The server versions of these voices are available via the above-mentioned Speech Platform for operating systems earlier than Windows 8.

A hidden text-to-speech voice in Windows 10 called Microsoft Eva Mobile is present within the system.

A speech sample of Microsoft Sam, using the SAPI 5 version of the voice.
The first part uses a variation of " The quick brown fox jumps over the lazy dog " panagram . The second part demonstrates the "soy/soi" glitch associated with Sam.