ChatTTS vs EmotiVoice

Side-by-side comparison of two AI agent tools

Short answer

  • ChatTTS is growing faster: +141 GitHub stars in the last 30 days vs +12 for EmotiVoice.
  • Pick ChatTTS for: a generative speech model for daily dialogue. Pick EmotiVoice for: emotiVoice : a Multi-Voice and Prompt-Controlled TTS Engine.

From GitHub data refreshed daily.

A generative speech model for daily dialogue.

EmotiVoiceopen-source

EmotiVoice 😊: a Multi-Voice and Prompt-Controlled TTS Engine

Metrics

ChatTTSEmotiVoice
Stars39.9k8.5k
Star velocity /mo140.6842105263157811.68421052631579
Commits (90d)01
Releases (6m)10
Downloads (30d, npm + PyPI)9.3K—
Overall score0.33083948633816320.3237573467507686

Pros

  • +专为对话场景优化，支持多说话者和自然对话流
  • +细粒度韵律控制，可生成笑声、停顿等对话元素
  • +超越大多数开源TTS模型的韵律质量表现
  • +Emotional synthesis capability that goes beyond basic TTS to create expressive, natural-sounding speech with multiple emotional tones
  • +Extensive voice library with over 2000 different voices supporting both English and Chinese languages
  • +Multiple deployment options including web interface, HTTP API with generous free tier (13,000+ calls), and local installation with voice cloning support

Cons

  • -开源版本仅限学术用途，商业应用受限
  • -目前只支持中英文两种语言
  • -Language support limited to English and Chinese only, excluding other major languages
  • -Open-source setup may require technical expertise for local deployment and customization
  • -Voice cloning and advanced features may need additional configuration and personal data preparation

Use Cases

  • •LLM助手和聊天机器人的语音交互功能
  • •多角色对话系统和虚拟助手应用
  • •语音合成研究和对话系统开发实验
  • •Creating emotional voiceovers and narration for multimedia content, podcasts, and educational materials
  • •Building multilingual applications that require natural-sounding Chinese and English speech synthesis
  • •Developing personalized voice assistants and chatbots using voice cloning capabilities for brand-specific audio experiences
View ChatTTS DetailsView EmotiVoice Details

FAQ

Which is more popular, ChatTTS or EmotiVoice?
ChatTTS has more GitHub stars (39,890 vs 8,536).
Which is more actively developed, ChatTTS or EmotiVoice?
EmotiVoice had more commits in the last 90 days (1 vs 0).
Should I use ChatTTS or EmotiVoice?
Compare their capabilities, limitations and "best for" notes above. Trying each on a small task is the fastest way to decide.