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Voice AI research lab offering emotionally intelligent speech models and APIs for developers building empathic voice applications.
Online text-to-speech converting text, URLs, PDFs and images into natural multilingual AI voice audio.
Free browser-based text-to-speech tool with a large multilingual voice library and adjustable tone, speed, and pitch.
Full-featured text-to-speech studio with standard and neural voices plus SSML-level controls for developers and creators.
Popular AI music generator that turns text prompts into full songs with vocals and instrumentation in seconds.
No public pricing
Free trial available
No public pricing
Free trial available
No public pricing
No public pricing
- ✦Empathic, emotionally intelligent voice models
- ✦Human-feedback and evaluation APIs
- ✦Open-source models and datasets
- ✦Coverage of 50+ languages and dozens of emotions
- ✦Expression measurement and speech tooling
- ✦Text, URL, PDF and image to speech
- ✦Large multilingual AI voice library
- ✦Transcription and image translation
- ✦Voice cloning and speech-to-speech
- ✦Two-speaker AI podcast studio
- ✦Commercial-use audio downloads
- ✦Free online text-to-speech conversion, no signup required
- ✦Voice library spanning 25+ languages and regional accents
- ✦Adjustable speed, pitch, and emotional tone presets
- ✦Use cases for audiobooks, podcasts, and video dubbing
- ✦Separate paid desktop app for unlimited offline bulk conversion
- ✦Standard and neural AI voice engines
- ✦Multiple Pro voice models (Expressive, High-Res, Turbo)
- ✦Fine-tuned controls for pause, pitch, speed, volume, emphasis
- ✦SSML support with a pronunciation editor (paid plans)
- ✦Voice cloning and custom voice collections
- ✦Speech-to-speech voice conversion
- ✦Subtitle (.srt/.txt) generation alongside audio
- ✦Text-to-music generation with vocals and instrumentation
- ✦Song extension and remixing tools
- ✦Genre and style-guided generation
- ✦Library of user-generated tracks to explore
- →Building empathic voice assistants
- →Measuring emotional expression in speech
- →Running human evaluations of voice models
- →Adding emotional intelligence to apps
- →Producing audiobooks and podcasts
- →Creating video voiceovers
- →Turning documents into audio
- →Making multilingual audio content
- →Narrating short stories or articles into audio
- →Creating voiceovers for videos or podcast intros
- →Generating multilingual audio clips for accessibility
- →Converting large documents to speech in bulk via the paid desktop app
- →Developers building TTS into products via API
- →Content creators producing narration for videos or IVR systems
- →Businesses needing multilingual, accent-specific voiceovers
- →Creators fine-tuning pacing and pronunciation for polished audio
- →Musicians and hobbyists generating original song ideas from prompts
- →Content creators needing background music or soundtracks
- →Songwriters exploring melody and lyric ideas quickly