AI Text to Speech for Accessibility

Make your content accessible to everyone with natural-sounding AI voices. Generate audio versions of documents, websites, and applications. Meet ADA, Section 508, WCAG 2.1, and EN 301 549 compliance requirements with professional text-to-speech that does not sound robotic.

WCAG 2.1 ADA Compliant Document Narration Web Accessibility Screen Reader

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Free with Kokoro, Piper, VITS, MeloTTS
ଆପଣଙ୍କର ଉତ୍ପନ୍ନ ଧ୍ୱନି ଏଠାରେ ଦର୍ଶାଯିବ
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Accessibility Features

Natural AI voices that make content accessible to all users

Vision Support

Natural-sounding audio alternatives for users with vision impairments. Reduces listening fatigue compared to robotic screen readers.

Reading Disability Support

Audio versions of text content for users with dyslexia and low literacy. Clear, well-paced narration for easy comprehension.

WCAG 2.1 Compliance

Meet Level AA and AAA requirements with audio alternatives. "Listen to this page" widget via our API integration.

Document Narration

Convert PDFs, reports, and publications into accessible audio. Section 508 and ADA compliance for organizations.

Educational Access

Audio textbooks, lecture notes, and exam materials for students with disabilities. IEP and 504 plan support.

ମୋବାଇଲ ପ୍ରୟୋଗ ସୁଗମତା

Natural TTS for mobile apps. Compatible with iOS VoiceOver and Android TalkBack for enhanced accessibility.

Best Models for Accessibility

Clear, intelligible voices optimized for comprehension

GLM-TTSGLM-TTS

Standard

Achieves the lowest character error rate among open-source TTS models.

Medium 5/5

ଏହା ପାଇଁ ଉତ୍ତମ: Highest pronunciation accuracy for clear, intelligible speech

ଚେଷ୍ଟାକରନ୍ତୁ GLM-TTS

KokoroKokoro

Free

Lightweight 82M parameter model delivering studio-quality speech with blazing-fast inference.

Fast 5/5

ଏହା ପାଇଁ ଉତ୍ତମ: Fast, clear narration for real-time "listen to page" features

ଚେଷ୍ଟାକରନ୍ତୁ Kokoro

MeloTTSMeloTTS

Free

High-quality multilingual text-to-speech that runs on CPU with minimal latency.

Fast 4/5

ଏହା ପାଇଁ ଉତ୍ତମ: Free multilingual accessibility with clear pronunciation

ଚେଷ୍ଟାକରନ୍ତୁ MeloTTS

PiperPiper

Free

A fast, local neural text to speech system optimized for Raspberry Pi and embedded devices.

Fast 3/5

ଏହା ପାଇଁ ଉତ୍ତମ: Free, CPU-only, offline-capable for embedded accessibility devices

ଚେଷ୍ଟାକରନ୍ତୁ Piper

CosyVoice 2CosyVoice 2

Standard

Alibaba's scalable streaming TTS with human-parity naturalness and near-zero latency.

Medium 5/5 ଧ୍ୱନି କ୍ଲୋନିଂName

ଏହା ପାଇଁ ଉତ୍ତମ: Streaming synthesis for real-time web accessibility features

ଚେଷ୍ଟାକରନ୍ତୁ CosyVoice 2

AI ଧ୍ୱନି ସହିତ ବିଷୟବସ୍ତୁକୁ ସୁଗମ କରିବା ପାଇଁ କିପରି

Add audio accessibility to any content

1

Identify Content

କେଉଁ ବିଷୟବସ୍ତୁକୁ ଧ୍ୱନି ବୈକଳ୍ପିକ ଆବଶ୍ୟକତା ଅଛି ତାହା ନିର୍ଦ୍ଧାରଣ କରନ୍ତୁ - ୱେବ ପୃଷ୍ଠା, ଦଲିଲ, ଫର୍ମ, ଶିକ୍ଷାଗତ ସାମଗ୍ରୀ।

2

ଗୋଟିଏ ସ୍ୱଚ୍ଛ ଧ୍ୱନି ବାଛନ୍ତୁ

Select a voice optimized for clarity and comprehension. GLM-TTS offers the best pronunciation accuracy.

3

Generate Audio

ୱେବ ସାଧନ ମାଧ୍ୟମରେ ଧ୍ୱନି ଉତ୍ପାଦନ କରନ୍ତୁ କିମ୍ବା ସ୍ୱୟଂଚାଳିତ, ଅନ-ଡେମାଣ୍ଡ ଉତ୍ପାଦନ ପାଇଁ APIକୁ ସମନ୍ୱୟ କରନ୍ତୁ।

4

ବିସ୍ତାର କରନ୍ତୁ ଏବଂ ଅନୁରୂପ କରନ୍ତୁ

Embed audio players, add "listen" buttons, or integrate with existing accessibility infrastructure.

Accessibility Use Cases

How organizations use AI voice for accessibility compliance

Vision Impairment Support

Provide natural-sounding audio alternatives for users with vision impairments. Unlike robotic screen readers, our AI voices use natural prosody, emphasis, and rhythm that make listening comfortable for extended periods. Generate audio descriptions for images, charts, and visual content.

  • Natural prosody reduces listening fatigue
  • Audio descriptions for visual content
  • Document and report narration
  • Website content audio alternatives

Reading Disability Support

Support users with dyslexia, low literacy, and other reading disabilities with high-quality audio versions of text content. AI-generated audio is clear and well-paced, making it easier to follow along while reading. Generate audio study materials, workplace documents, and daily reading content.

  • ସଫା, ଭଲ ଭାବରେ ଗତି କରୁଥିବା ବର୍ଣ୍ଣନା
  • ପାଠ୍ୟ ଅନୁସରଣ ପାଇଁ ସହ-ପଢ଼ା ଧ୍ୱନି
  • Educational material audio versions
  • Workplace document narration

Web Accessibility (WCAG)

Meet WCAG 2.1 Level AA and AAA requirements by providing audio alternatives for text content. Our API integrates with any website to offer "Listen to this page" functionality. Generate audio at build time or on-demand for dynamic content.

  • WCAG 2.1 Level AA and AAA support
  • "Listen to this page" widget via API
  • Build-time or on-demand generation
  • Multi-language accessibility

Document Accessibility

Convert PDFs, reports, legal documents, medical forms, and government publications into accessible audio format. Meet Section 508 requirements for federal agencies and ADA requirements for organizations serving the public.

  • PDF and document narration
  • Section 508 compliance for federal agencies
  • ADA compliance for public organizations
  • Batch processing for document archives

Educational Accessibility

Make educational content accessible to all students. Generate audio versions of textbooks, lecture notes, handouts, and exam materials. Support students with learning disabilities, vision impairments, and those who learn better through listening.

  • Textbook and lecture note narration
  • Exam material audio versions
  • IEP and 504 plan accommodation support
  • Multilingual student support

Mobile App Accessibility

Add natural TTS to mobile applications for users who prefer or require audio interaction. Our API provides low-latency voice output that integrates with iOS VoiceOver, Android TalkBack, and custom accessibility features in your app.

  • Low-latency API for real-time use
  • iOS VoiceOver and Android TalkBack compatible
  • Custom in-app accessibility features
  • Natural voice replaces robotic TTS

Accessibility Compliance Standards

How TTS.ai helps you meet accessibility requirements

ADA

Americans with Disabilities Act. Audio alternatives for public-facing content.

Section 508

Federal accessibility requirements for government agencies and contractors.

WCAG 2. 1

Web Content Accessibility Guidelines. Level AA and AAA compliance.

EN 301 549

European accessibility standard for ICT products and services.

Why Natural AI Voice Matters for Accessibility

The difference between compliance and genuine accessibility

Traditional Screen Readers

  • Robotic, monotone voice
  • Causes listening fatigue
  • Poor pronunciation of names/terms
  • କୌଣସି ଭାବପ୍ରବଣ ଅଭିବ୍ୟକ୍ତି ନାହିଁ
  • Limited language support
  • Users avoid long-form content

TTS.ai AI Voices

  • Natural, human-like prosody
  • Comfortable for hours of listening
  • Accurate pronunciation (GLM-TTS)
  • Emotional expression and emphasis
  • 30+ languages supported
  • Users enjoy listening to content

Add Accessibility to Your Website

Integrate a "Listen to this page" feature with our API

JavaScript (Web Integration) REST API
// Add "Listen to this page" button
async function readPageAloud() {
  const content = document.querySelector('article').textContent;
  const response = await fetch('https://api.tts.ai/v1/tts', {
    method: 'POST',
    headers: {
      'Authorization': 'Bearer YOUR_API_KEY',
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({
      text: content,
      model: 'kokoro',   // Fast + high quality
      voice: 'af_sky',   // Clear, easy to understand
      format: 'mp3'
    })
  });
  const audioBlob = await response.blob();
  const audio = new Audio(URL.createObjectURL(audioBlob));
  audio.play();
}

ପ୍ରାୟ ପଚରାଯାଉଥିବା ପ୍ରଶ୍ନName

Common questions about AI text to speech for accessibility

Yes. The ADA requires businesses to provide accessible alternatives for content. AI-generated audio provides natural-sounding alternatives for text content, which is one way to meet ADA requirements for users with visual impairments and reading disabilities.

Traditional screen readers (JAWS, NVDA, VoiceOver) use older TTS technology that sounds robotic and causes listening fatigue. Our AI voices use neural TTS that sounds natural and comfortable for extended listening. Users can engage with content for hours without fatigue.

Yes. Use our REST API to generate audio from page content on demand. When a user clicks "Listen," send the page text to the API and play the returned audio. We provide JavaScript code examples for easy integration. Fast models like Kokoro respond in under 2 seconds.

AI TTS helps meet ADA (Americans with Disabilities Act), Section 508 (federal agencies), WCAG 2.1 Level AA/AAA (web content), and EN 301 549 (European ICT standard). Audio alternatives for text content are a recognized accessibility best practice under all these standards.

Three models (Piper, VITS, MeloTTS) are completely free with no credits needed. Piper runs on CPU and can even be deployed offline on embedded devices. Free users get 50 credits for premium models. Contact us about discounted plans for non-profit accessibility initiatives.

Yes. Our models support 30+ languages. This is important for meeting accessibility requirements in multilingual environments. MeloTTS supports 6 languages for free. CosyVoice 2 and GPT-SoVITS support 8 and 4 languages respectively with voice cloning.

CosyVoice 2 supports streaming synthesis with near-zero latency, making it ideal for real-time accessibility features on dynamic web pages. Kokoro also supports streaming output for low-latency applications.

Yes. Extract text from PDFs and documents, then generate audio using our TTS tool or API. This creates accessible audio versions of reports, manuals, and publications that comply with Section 508 requirements for federal agencies and organizations.

Dyslexia ଥିବା ଚାଳକମାନେ ଏହାକୁ ପଢିବା ପାଇଁ ସଂଘର୍ଷ କରିବା ବଦଳରେ ପାଠ୍ୟ ବିଷୟବସ୍ତୁକୁ ଶୁଣିପାରିବେ । ସ୍ୱଚ୍ଛ ଗତି ଏବଂ ଉଚ୍ଚାରଣ ସହିତ ପ୍ରାକୃତିକ AI ସ୍ୱରଗୁଡ଼ିକ ଜ୍ଞାନ ଧାରଣକୁ ହ୍ରାସ କରିଥାଏ ଏବଂ ବୁଝାମଣାରେ ସୁଧାର ଆଣିଥାଏ । ଗବେଷଣା ଦର୍ଶାଇଛି ଯେ ଧ୍ୱନି ବିକଳ୍ପଗୁଡ଼ିକ Dyslexic ଛାତ୍ରଛାତ୍ରୀଙ୍କ ପାଇଁ ଶିକ୍ଷାର ପରିଣାମଗୁଡ଼ିକରେ ସୁଧାର ଆଣିଥାଏ ।

Yes. Use the API to generate audio on demand and embed a standard HTML5 audio player on your pages. Add a "Listen to this article" button that triggers generation and playback. We provide JavaScript code examples for quick implementation.

Yes. Generated audio files (WAV, MP3) work with all standard media players and assistive technology. The audio can be embedded in ARIA-compliant web pages and is compatible with screen readers, refreshable Braille displays, and other assistive devices.

Yes. Use the API to generate audio labels, instructions, and error messages for web forms. This is particularly helpful for visually impaired users navigating complex forms where screen readers may not convey the full context effectively.
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Make Your Content Accessible Today

Start providing natural-sounding audio alternatives for free. Meet compliance requirements with AI voices that people actually enjoy listening to.