Text-to-Speech (TTS)
Transform any written text into natural-sounding speech using our advanced AI voice synthesis technology. Perfect for content creators, educators, audiobook producers, and accessibility needs.
Premium Voice Library
Access hundreds of high-quality AI voices with diverse characteristics:
- Male, female, and neutral voices
- Various age ranges (young, adult, elderly)
- Multiple speaking styles (conversational, professional, dramatic)
- Regional accents and dialects
50+ Languages Supported
Generate speech in over 50 languages including:
- English (US, UK, Australian, Indian)
- Spanish (Spain, Latin America)
- French, German, Italian, Portuguese
- Chinese, Japanese, Korean
- Arabic, Hindi, Russian, and many more
Customization Options
Fine-tune your audio output with various controls:
- Adjustable speaking speed
- Voice pitch modification
- Emphasis and intonation control
- Pause insertion for natural pacing
Output Options
Flexible download and playback options:
- High-quality MP3 audio files
- Instant in-browser playback
- Save to your personal file library
- Unlimited downloads included
🎯 Perfect For
- Audiobook Creation: Convert manuscripts into professional narrations for Audible or other platforms
- Video Voiceovers: Add professional narration to YouTube videos, presentations, or e-learning content
- Accessibility: Make written content accessible to visually impaired users
- Podcasting: Generate intro/outro segments or entire podcast episodes
- Language Learning: Create pronunciation guides and listening exercises
Speech-to-Text (Transcription)
Convert audio and video content into accurate text transcriptions using advanced AI recognition. Upload your files directly or paste a YouTube URL for instant transcription.
File Upload Transcription
Upload audio or video files directly from your device for transcription. Our system extracts and processes the audio automatically.
- Drag-and-drop file upload
- Automatic audio extraction from video
- Progress tracking during processing
- Large file support
YouTube URL Transcription
Simply paste a YouTube video URL and we'll automatically download the audio and transcribe it for you.
- No need to download videos yourself
- Works with public YouTube videos
- Handles videos of any length
- Preserves original video title in records
Multi-Language Recognition
Transcribe content in numerous languages with high accuracy:
- Auto-detect spoken language
- Manual language selection for accuracy
- Support for accented speech
- Regional dialect recognition
Export & Save
Multiple ways to use your transcriptions:
- Copy text to clipboard instantly
- Save to your personal file library
- Download as text file
- View transcription history
Supported File Formats
| Type | Supported Formats | Notes |
|---|---|---|
| Audio Files | MP3 WAV OGG FLAC M4A | All common audio formats supported. FLAC and WAV recommended for highest quality. |
| Video Files | MP4 WebM MKV AVI MOV | Audio is automatically extracted from video files for transcription. |
| YouTube URLs | youtube.com youtu.be | Paste the full URL. Works with standard and shortened YouTube links. |
Voice Cloning
Clone any voice from a short audio sample. Our built-in voice cloning creates a digital replica of any voice, which you can then use to generate speech in 15 supported languages. No third-party API key required.
How It Works
Creating a cloned voice is simple and fast:
- Upload a short audio sample of the voice you want to clone
- Enter the text you want spoken in the cloned voice
- Our AI analyzes the sample and generates speech that matches the voice
- Download the result as an MP3 file
Save & Reuse Voices
Keep your cloned voices for future use:
- Save cloned voices to your personal voice library
- Generate new speech with saved voices anytime
- Rename and organize your voice collection
- No need to re-upload the audio sample each time
Cross-Language Cloning
Use cloned voices across 15 languages:
- English, Spanish, French, German, Italian
- Portuguese, Chinese, Japanese, Korean
- Hindi, Arabic, Polish, Turkish, Dutch, Swedish
- Best quality in the language the voice was recorded in
Audio Requirements
Tips for best cloning results:
- Clear speech with minimal background noise
- At least 10-30 seconds of audio works best
- Supports MP3, WAV, OGG, FLAC, and M4A formats
- Maximum file size: 16 MB
⚠️ Ethical Voice Cloning
Voice cloning technology requires responsible use. When using this feature:
- Only clone voices with explicit consent from the voice owner
- Do not use cloned voices for impersonation or fraud
- Consent verification is required when creating new voice clones
- All voice cloning activity is logged for security purposes
Bring Your Own Voice (ElevenLabs)
Optionally connect your own ElevenLabs API key to access their premium voice library and any custom voices you've created on their platform. This is a separate, optional feature for users who already have an ElevenLabs account.
Easy Setup
Connect your ElevenLabs account in seconds:
- Go to Settings in the app
- Paste your ElevenLabs API key
- Your ElevenLabs voices appear in the voice selector
- Remove or change your key anytime
Access Your Voices
Use any voice from your ElevenLabs account:
- Your custom cloned voices from ElevenLabs
- ElevenLabs' premium voice library
- Professional and celebrity voices
- Usage counts against your ElevenLabs quota
💡 Do I Need ElevenLabs?
No! ElevenLabs integration is completely optional. Pure Signal Audio includes a full set of high-quality AI voices and built-in voice cloning at no extra cost. The ElevenLabs option is for users who already have an account there and want to use those specific voices within our platform.
Translation Services
Break language barriers with our any-to-any translation feature. Translate text between dozens of languages with high accuracy, then convert the translated text to speech.
Any-to-Any Translation
Translate between any supported language pair:
- 50+ source languages
- 50+ target languages
- Context-aware translation
- Technical and casual text support
Translation + TTS Workflow
Seamlessly combine translation with text-to-speech:
- Translate text in one click
- Convert translated text to speech
- Native accent voices for each language
- Perfect for localization projects
File Management
Keep all your generated content organized with our built-in file management system. Access your audio files and transcriptions anytime from your personal dashboard.
Save Your Work
Never lose your generated content:
- Save TTS audio files to your library
- Store transcriptions with metadata
- Add custom names to files
- Organize by creation date
Access History
Review and reuse previous work:
- View all saved files in My Files
- Re-download audio anytime
- Copy previous transcriptions
- Track source information
Pricing & Credits
Simple, transparent pricing with no monthly subscriptions. Pay only for what you use, and your credits never expire.
Free Trial
Start with 60 free credits when you sign up:
- 60 minutes of audio generation
- Full access to all features
- No credit card required
- Try before you buy
Credit System
Simple and fair credit-based pricing:
- 1 credit = 1 minute of audio
- $3.85 per 60 credits
- Credits never expire
- Buy more anytime in the app
Security & Privacy
Your data and content are protected with enterprise-grade security measures. We take privacy seriously and never share your content.
Data Protection
- Encrypted data transmission (HTTPS)
- Secure file storage
- Password-protected accounts
- Session management and timeouts
Privacy First
- Your content is never shared
- No training on user data
- Delete files anytime
- GDPR-friendly practices
Ready to Get Started?
Sign up today and get 60 free credits to explore all features. No credit card required!