Text-to-Speech TTS
Add text-to-speech to websites using browser's speechSynthesis API.
- Status
- Generally available
- Last checked
- Checked · Oct 12, 2026
- License
- Proprietary
- Pricing
- Free tier
What it is
A standalone JavaScript SDK for integrating text-to-speech functionality into any website, leveraging the browser's built-in speechSynthesis API. Ideal for enhancing web accessibility and user experience with voice capabilities.
Text-to-Speech TTS stands out by offering a simple, lightweight solution for integrating browser-based text-to-speech capabilities directly into web applications without the need for external services or backend setup.
When it fits — and when it doesn’t
A good fit for
Developers looking to quickly add text-to-speech functionality without backend setup.
Projects requiring cross-browser compatibility and leveraging native browser capabilities.
Look elsewhere if
Applications needing real-time speech synthesis with complex voice customization options.
Scenarios where server-side text-to-speech processing is required.
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited voice and language options compared to dedicated TTS services
Depends on browser capabilities, which may be limited or vary across different browsers and platforms.
- 02
Performance degradation in older or less powerful devices/browsers
The speechSynthesis API's performance can degrade significantly on older hardware or less capable browsers.
- 03
No customization options for voice modulation, pitch, and speed beyond browser defaults
Limited to the settings provided by the browser’s built-in speechSynthesis API, which often lacks advanced customization features.
- 04
Potential privacy concerns due to reliance on browser APIs
Using browser APIs for TTS may expose user data and voice synthesis to potential security risks inherent in the browser environment.
What it does well
Leverages browser's built-in speechSynthesis API for text-to-speech conversion.
Easy to integrate into any website using JavaScript.
Supports multiple languages and voices.
Pricing
- Free tier
- Yes
- Paid from
- —
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up Text-to-Speech TTS
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for Text-to-Speech TTS’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
Markdown
[](https://navigateaitools.com/explorer/tool/text-to-speech-tts)HTML
<a href="https://navigateaitools.com/explorer/tool/text-to-speech-tts"><img src="https://navigateaitools.com/badge/text-to-speech-tts.svg" alt="Text-to-Speech TTS — tracked on AI Navigator" height="58"></a>