Smart OCR & TTS Tool User Guide

Learn how to extract text from documents, convert it to speech, translate, summarize, and edit with AI assistance using our powerful all-in-one tool.

Quick Start

Get started with Smart OCR & TTS Tool in just a few simple steps:

1

Upload Your Document

Drag and drop your PDF, image, DOCX, or text file onto the upload area or click to browse your files.

2

Extract Text with OCR

Use our AI-powered OCR to extract text from your documents with up to 99% accuracy.

3

Process with AI Tools

Clean, punctuate, translate, summarize, or extract keywords from your text using AI.

4

Listen or Export

Listen to your text with premium TTS voices or export in various formats including searchable PDF.

Tool Features

OCR & Text Extraction
Text-to-Speech
AI Text Processing
Document Editor
AI Assistant

Advanced OCR & Text Extraction

Extract text from PDFs, images, and documents with industry-leading accuracy using both traditional OCR and AI vision.

Multi-Format Support PRO

Process PDFs, images (JPG, PNG, WebP), DOCX, TXT, and MD files with a single tool.

AI Vision OCR AI

Get up to 99% accuracy with our advanced AI-powered text recognition for complex documents.

Multi-Language Support

Extract text in 100+ languages including English, Hindi, Spanish, French, and many more.

Selective Area OCR

Draw a selection area to extract text from specific parts of documents or images.

Batch Processing

Process multiple pages or documents in sequence with our efficient batch system.

Format Preservation

Maintain original formatting, line breaks, and structure from your source documents.

Step-by-Step Guide for OCR

1

Upload Your Document

Drag and drop your file onto the upload area or click "Browse Files". Supported formats include PDF, JPG, PNG, DOCX, TXT, and MD.

Upload area
2

Select Document Language

Choose the language of your document from the dropdown for optimal OCR accuracy. You can select multiple languages like "English + Hindi" for bilingual documents.

Language selection
3

Preview & Select Area (Optional)

For images and PDFs, you'll see a preview where you can:

  • Select specific pages (for PDFs)
  • Draw a selection area to extract text from specific parts
  • Use "Clear Selection" to reset your selection
Preview and selection
4

Choose OCR Method

Select your preferred OCR method:

  • OCR (90% accuracy): Faster processing with good accuracy
  • OCR (99% Accuracy): AI-powered processing for maximum accuracy
OCR method selection
5

Review Extracted Text

The extracted text appears in the Text Input area where you can further process it with AI tools or format it for TTS.

Extracted text

Premium Text-to-Speech

Convert your text to natural-sounding speech with premium voices or standard browser voices.

Premium Voices PRO

Access high-quality, natural-sounding voices with 20,000 characters per day included.

Word Highlighting

Follow along with real-time word highlighting as text is spoken.

Playback Controls

Play, pause, resume, and stop with intuitive controls and keyboard shortcuts.

Audio Download

Download generated audio as MP3 files for offline listening.

Rate & Pitch Control

Adjust speech rate and pitch to your preference with fine-grained controls.

Multi-Language Support

Text-to-speech available in dozens of languages with authentic accents.

Step-by-Step Guide for TTS

1

Prepare Your Text

Ensure your text is in the "Formatted Text" area. You can:

  • Upload a document and extract text with OCR
  • Type or paste text directly into the Text Input area and click "Format To Hear"
  • Use AI tools to process your text first
Text preparation
2

Select TTS Engine

Choose between:

  • Premium: High-quality voices (20,000 characters/day included)
  • Standard: Browser-based voices (unlimited, free)
TTS engine selection
3

Configure Voice Settings

Customize your listening experience:

  • For Premium: Select language and specific voice
  • For Standard: Choose from available browser voices
  • Adjust speech rate with slider or presets (0.75x, 1.0x, 1.25x)
  • Adjust pitch for Standard voices
Voice settings
4

Play & Control

Use the playback controls:

  • Play: Start playback
  • Pause: Temporarily stop playback
  • Resume: Continue from where you paused
  • Stop: Completely stop playback
Playback controls
5

Download Audio (Premium Only)

After generating audio with Premium voices, click "Download Audio" to save as MP3.

Audio download

Pro Tips for TTS

  • Use Space to quickly play/pause TTS playback
  • Select text in the output area and use the context menu to "Read From Here"
  • Premium voices work best for longer texts and professional use cases
  • Standard voices are unlimited but quality varies by browser and system

AI-Powered Text Processing

Enhance, translate, summarize, and extract insights from your text with advanced AI capabilities.

Text Cleaning AI

Automatically fix line breaks, hyphenation issues, and formatting problems from OCR.

Smart Punctuation

Add appropriate punctuation to unformatted text while preserving original meaning.

Grammar Correction

Fix grammatical errors, spelling mistakes, and improve writing quality.

Translation

Translate text between 50+ languages with context-aware accuracy.

Text Summarization

Generate concise summaries of long documents while preserving key information.

Keyword Extraction

Automatically identify and extract important keywords and phrases from text.

Step-by-Step Guide for AI Tools

1

Prepare Your Text

Ensure your text is in the Text Input area. You can:

  • Upload a document and extract text with OCR
  • Type or paste text directly
  • Use speech-to-text to dictate text
Text preparation for AI
2

Access AI Tools

Click the "AI Tools" button to reveal the dropdown menu with all available AI functions.

AI Tools dropdown
3

Select AI Function

Choose from:

  • Punctuate AI: Add proper punctuation to unformatted text
  • Clean: Fix formatting issues from OCR
  • Grammar Fix: Correct grammar and spelling errors
  • Summarize: Create a concise summary
  • Keywords: Extract important keywords and phrases
AI function options
4

Review & Apply Changes

For some AI functions like Grammar Fix, you'll see a comparison view where you can:

  • Review the suggested changes
  • Accept all changes or reject them
  • Manually edit the text before applying
AI review interface
5

Use Translated/Summarized Text

After translation or summarization, the results appear in dedicated panels where you can:

  • Copy the results to clipboard
  • Use them for further processing
  • Export them separately
AI results panels

Pro Tips for AI Tools

  • Use "Clean" first on OCR-extracted text to fix formatting issues before other AI processing
  • For long documents, use "Summarize" to get a quick overview before detailed reading
  • Use "Keywords" to quickly identify main topics in documents
  • Select specific text in the output area and use the context menu for targeted AI actions

Rich Document Editor

Compose, edit, and format documents with our rich text editor and export to searchable PDF.

Rich Text Editing

Format text with bold, italics, lists, headings, and more using our Quill-based editor.

Import Multiple Formats

Import DOCX, TXT, MD files, or extract text from PDFs/images directly into the editor.

Export as PDF

Export your documents as searchable, formatted PDF files with preserved formatting.

Undo/Redo History

Full editing history with unlimited undo/redo capabilities.

Document Statistics

Track word count, character count, and reading time as you edit.

Auto-Save

Your work is automatically saved in browser storage to prevent data loss.

Step-by-Step Guide for Document Editor

1

Access the Document Editor

Scroll to the Document Editor section at the bottom of the application.

Document editor section
2

Import Content or Activate Editor

You have two options:

  • Upload a file (DOCX, TXT, MD, PDF, or image) to import content
  • Click "Activate Editor" to start with a blank document
Activate editor
3

Edit with Rich Text Controls

Once the editor is active, use the toolbar to:

  • Format text (bold, italic, underline)
  • Create headings and lists
  • Add links and quotes
  • Change text alignment
Editor toolbar
4

Use Editing Controls

Utilize the editing buttons:

  • Save: Save your document
  • Undo/Redo: Navigate through editing history
  • Clear: Start with a fresh document
Editor controls
5

Export as PDF

Click "Export as PDF" to generate a searchable PDF document with your formatted content.

Export as PDF

Pro Tips for Document Editor

  • Use keyboard shortcuts: Ctrl+Z for undo, Ctrl+Y for redo
  • Import OCR-extracted text from the main output area by copying and pasting
  • Use headings and lists to create well-structured documents
  • Export as PDF to create professional, shareable documents

AI Assistant

Get help, ask questions, and interact with your documents using our AI Assistant powered by advanced language models.

Context-Aware Responses

The AI understands your current document content when context is enabled.

Document Analysis

Ask questions about your uploaded documents and get intelligent answers.

Multi-Turn Conversations

Have natural conversations with follow-up questions and clarifications.

Export Chat History

Save your conversations for future reference or documentation.

Smart Suggestions

Get relevant follow-up questions and topic suggestions based on your conversation.

Multi-Purpose Assistance

Get help with writing, research, analysis, coding, and more.

Step-by-Step Guide for AI Assistant

1

Access the AI Assistant

Scroll to the "Smart OCR & TTS AI Assistant" section in the application.

AI Assistant section
2

Enable Context (Optional)

Toggle "Use output text as context" to allow the AI to reference your current document.

Context toggle
3

Ask Your Question

Type your question or request in the chat input area. You can ask about:

  • Your uploaded document content
  • Help with using the tool features
  • Writing assistance or ideas
  • General knowledge questions
Chat input
4

Send & Receive Response

Click "Send" or press Enter to send your message. The AI will generate a response that appears in the chat history.

Chat response
5

Continue Conversation

Ask follow-up questions or request clarifications. The AI maintains context throughout your conversation.

Chat conversation

Pro Tips for AI Assistant

  • Use Shift+Enter for new lines in your message
  • Enable context when asking about your specific document content
  • Be specific in your questions for more accurate responses
  • Export chat history to save important conversations
  • Use the AI Assistant to get help with using other features of the tool

Frequently Asked Questions

What file formats does the OCR support?

The OCR feature supports PDFs, images (JPG, PNG, WebP), DOCX documents, and text files (TXT, MD). For best OCR results with images, use high-resolution images with clear text.

How accurate is the OCR?

We offer two OCR options:

  • Standard OCR: Approximately 90% accuracy, faster processing
  • AI Vision OCR: Up to 99% accuracy, uses advanced AI for complex documents

Accuracy depends on document quality, text clarity, and language complexity.

What's the difference between Premium and Standard TTS?

Premium TTS:

  • High-quality, natural-sounding voices
  • 20,000 characters per day included
  • Audio download capability
  • Consistent quality across browsers

Standard TTS:

  • Browser-based voices (quality varies)
  • Unlimited usage
  • No audio download
  • Voice availability depends on browser and OS
Can I customize the TTS voice characteristics?

Yes, you have several customization options:

For Premium TTS:

  • Voice Selection: Choose from multiple premium voices per language
  • Speech Rate: Adjust from 0.5x (slow) to 2.0x (fast)
  • Quick Presets: Use 0.75x, 1.0x, or 1.25x speed buttons
  • Audio Download: Save generated audio as MP3 files

For Standard TTS:

  • Voice Selection: Choose from available browser voices
  • Speech Rate: Adjust from 0.5x to 2.0x
  • Pitch Control: Adjust voice pitch from 0 (low) to 2 (high)
  • Quick Presets: Same speed options as Premium

Pro Tip: Experiment with different voices and settings to find what works best for your content and listening preferences.

Is there any cost to use the Smart OCR & TTS Tool?

The tool is completely free to use! You get:

  • Unlimited Standard TTS (browser voices)
  • 20,000 characters per day of Premium TTS
  • Unlimited OCR processing
  • All AI tools and document editing features
  • No registration or account required
What's the maximum file size I can upload?

Recommended file sizes for optimal performance:

  • PDFs: Up to 50MB or ~100 pages
  • Images: Up to 10MB each
  • DOCX files: Up to 20MB
  • Text files: Virtually unlimited

Note: Very large files may take longer to process and could impact browser performance. For best results, we recommend:

  • Split large PDFs into smaller sections
  • Optimize images before uploading
  • Use high-speed internet connection
  • Close other browser tabs during processing
How many languages does the translation support?

The translation feature supports over 50 languages including popular languages like English, Spanish, French, German, Chinese, Japanese, and Korean, as well as many Indian languages like Hindi, Bengali, Tamil, Telugu, and more.

Is there a limit to how much text I can process?

For most features, there are no hard limits. However:

  • Premium TTS is limited to 20,000 characters per day
  • Very large documents may take longer to process
  • Browser memory may limit extremely large files

For optimal performance, we recommend processing documents under 100 pages at a time.

Is my data secure and private?

Yes, we take your privacy seriously:

  • Files are processed in your browser whenever possible
  • No documents or extracted text are stored on our servers
  • AI processing uses secure API connections
  • We don't use your data for training models

For more details, please see our Privacy Policy.

What browsers are supported?

The tool works best with modern browsers including:

  • Chrome 80+ (recommended)
  • Firefox 75+
  • Safari 13+
  • Edge 80+

Some features like Standard TTS may have limited voice options in certain browsers.

Is there a way to get more than 20,000 characters for Premium TTS?

Currently, the 20,000 character daily limit is fixed for Premium TTS. However, here are some strategies to maximize your usage:

  • Use Standard TTS for less critical content - it's unlimited and free!
  • Prioritize Premium TTS for important documents or final reviews
  • Split long documents across multiple days if needed
  • Use the download feature to save Premium audio for repeated listening
  • Check back the next day - the counter resets daily

20,000 characters breakdown:

  • Approximately 3,000-3,500 words
  • About 10-15 minutes of spoken audio
  • Typically covers 6-8 standard articles or blog posts
  • Enough for most daily professional or educational needs

We're continuously working to improve our service and may offer expanded limits in the future!

Can I use the tool for legal document processing?

Yes, the tool is excellent for legal document processing, but with important considerations:

Benefits for Legal Work:

  • Document Review: Quickly extract text from contracts, briefs, and case files
  • Accessibility: Convert legal documents to audio for review
  • Research: Summarize case law and legal opinions
  • Translation: Translate legal documents (with professional review)
  • Keyword Extraction: Identify key terms and clauses quickly

Important Legal Considerations:

  • Confidentiality: The tool processes documents in your browser, but avoid uploading highly sensitive confidential information
  • Accuracy Verification: Always verify OCR results for critical legal documents
  • Professional Responsibility: Final legal work should be reviewed by qualified professionals
  • Ethical Use: Ensure compliance with your jurisdiction's rules of professional conduct

The tool is designed for efficiency and productivity, but critical legal decisions should always involve human professional judgment.

Can I use this tool on mobile devices?

Yes! The Smart OCR & TTS Tool is fully responsive and works on mobile devices. However:

  • Some features like file upload may work differently on mobile browsers
  • Processing large files may be slower on mobile devices
  • The interface is optimized for touch interactions

For the best experience, we recommend using the tool on a device with a larger screen for document work.

Tips & Best Practices

Optimize OCR Results

Use high-quality images with clear text, select the correct document language, and use AI Vision OCR for complex layouts.

Improve TTS Quality

Clean and format text before TTS, use Premium voices for important content, and adjust rate for optimal listening.

Workflow Efficiency

Use the guided tour to learn features, save frequently used settings, and utilize keyboard shortcuts for common actions.

Document Organization

Use the Document Editor to organize extracted content, add headings, and export as searchable PDFs for archiving.

Keyboard Shortcuts

Play/Pause TTS

Space

Undo

Ctrl+Z

Redo

Ctrl+Y

Copy Text

Ctrl+C

New Line in Chat

Shift+Enter

Send Chat Message

Enter

Troubleshooting

OCR Not Working

Check file format, ensure text is clear and legible, try AI Vision OCR for complex documents, and verify language settings.

TTS Not Playing

Check browser audio settings, ensure text is in the output area, try different voices, and verify Premium TTS character limit.

Slow Performance

Close other browser tabs, process smaller documents, use Standard OCR for faster results, and check internet connection.

Feature Not Available

Update your browser, check browser compatibility, ensure JavaScript is enabled, and try refreshing the page.

If you continue to experience issues, please use the Guided Tour (question mark icon) or contact our support team.