Voice & Speech

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.

  1. 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.

  2. 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.

  3. 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.

  4. 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.

Open the setup guide →
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.

Text-to-Speech TTS — tracked on AI Navigator

Markdown

[![Text-to-Speech TTS — tracked on AI Navigator](https://navigateaitools.com/badge/text-to-speech-tts.svg)](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>