Free online Text to Speech (TTS) tool. Convert written text into natural-sounding speech with support for multiple languages and voices. Adjust speed and pitch for the perfect listening experience. Everything runs locally: Voice and Speed are processed on your device, never sent to a server β no data uploaded, fully secure. | No signup Β· Multi-language Β· Private & Secure
Web Speech API Β· Zero DependenciesποΈ Text to Speech
Enter your text, select a voice and adjust parameters, then click Speak to start playback. Supports Chinese, English, Japanese, Korean, French, German, and many more languages.
π Available Voices
π About Text to Speech
What is Text to Speech (TTS)?
Text-to-Speech (TTS) is an assistive technology that converts written text into natural-sounding spoken audio. Using speech synthesis engines, it analyzes text content and generates corresponding audio output based on linguistic rules and prosody models. Modern TTS can simulate different languages, accents, and intonations for remarkably natural-sounding results.
When to use Text to Speech
- Learning Aid: Listen to foreign language text to improve listening comprehension and pronunciation
- Accessibility: Help visually impaired users or those with reading difficulties consume text content
- Proofreading: Listen to your writing to catch grammar errors and improve flow
- Multitasking: "Read" articles, emails, or documents while doing other tasks
- Content Creation: Generate voice narration for videos, podcasts, or presentations
Text to Speech: calculation logic
This tool uses your browser's built-in Web Speech API SpeechSynthesis interface. All speech processing happens locally on your device β no text data is ever uploaded to any server. Different browsers provide different speech engines:
- Google Chrome: Uses Google's cloud speech engine (online) and local engines β richest voice selection
- Microsoft Edge: Uses Windows built-in speech engines with excellent voice quality
- Safari (macOS/iOS): Uses Apple's speech engine β same technology as Siri
- Firefox: More limited voice support β Chrome is recommended for best experience
β Frequently Asked Questions
Why do some voices sound robotic?
Voice quality varies by operating system and browser. Google Chrome typically provides the most natural voices. Try multiple voice options to find the best one. Keep the speed between 0.8x and 1.2x for the most natural sound β very fast or slow speeds can affect naturalness.
Which languages are supported?
Depends on your browser and OS. Chrome typically supports 40+ languages including English (US/UK/Australian/Indian), Chinese (Mandarin/Cantonese), Japanese, Korean, French, German, Spanish, Italian, Portuguese, Russian, Arabic, Hindi, Thai, Vietnamese, and more.
Can I use this tool offline?
Some browsers support offline voices. Chrome caches frequently used voice data, allowing offline use. However, some premium voices require an internet connection. Keep your connection active for the best voice quality.
Is there a text length limit?
Browsers have a character limit per speech utterance (typically around 3000-5000 characters). If your text exceeds this limit, the tool automatically splits it into manageable chunks and reads them sequentially.
How do I download the generated speech?
Click the "Record & Download" button to enable recording mode. The tool captures audio output via the Web Audio API and exports it as a downloadable audio file. This requires browser support for the MediaStream Recording API (supported by Chrome, Edge, and Firefox).