Neospeech Tts Voiceware Korean Yumi Voice Sapi5 Vw37 〈2026 Release〉

Product Overview

Product Name: NeoSpeech VoiceWare Korean Yumi
Version: VW37 (VoiceWare 3.7)
Language: Korean (South Korea)
Gender: Female
Interface: SAPI 5 (Microsoft Speech API)
Developer: NeoSpeech (formerly VoiceWare Technologies)

Deployment: Once installed, Yumi will appear as a selectable voice option in any compatible TTS software. Modern Alternatives

1. Understanding the Files

Based on the typical distribution of this software (often labeled VW37), you will usually find a set of installation files. The core components for a standard SAPI5 installation are: Neospeech Tts Voiceware Korean Yumi Voice Sapi5 Vw37

B. In Balabolka (Recommended TTS Tool): Balabolka is a free, popular text-to-speech tool that works great with NeoSpeech voices. Product Overview

Format: SAPI5 compliant (works with any Windows TTS app).
Bitrate: 16kHz, 16-bit Mono (high fidelity for its era).
Latency: Sub-20ms response time (real-time).
Footprint: Approximately 350-500 MB (large for its time, tiny by today's standards).

import win32com.client
speaker = win32com.client.Dispatch("SAPI.SpVoice")
voices = speaker.GetVoices()
for v in voices:
    if "Yumi" in v.GetDescription():
        speaker.Voice = v
        break
speaker.Rate = 0  # -10 to 10
speaker.Volume = 100
speaker.Speak("안녕하세요, 저는 유미입니다.")

Close all SAPI5 applications (including browsers using TTS).
Run the installer as Administrator.
Accept the EULA (Enterprise use requires a license key; Personal use often uses a hardware-locked key).
During setup, select "SAPI5 Runtime" – do not install only the "Demo" version.
After completion, open Windows Control Panel > Speech Recognition > Text to Speech.
In the "Voice selection" dropdown, you will see: "Neospeech Korean Yumi (VW37)" .
Click "Preview" to hear the classic sample sentence: "안녕하세요, 저는 유미입니다. 네오스피치 음성 합성 엔진입니다."

: This specific version of the Voiceware engine was optimized for desktop environments, providing adjustable controls for speaking rate, volume, and pitch to suit different listening needs. Key Characteristics of the Yumi Voice Yumi is widely recognized for its natural prosody Product Name: NeoSpeech VoiceWare Korean Yumi Version: VW37