Free Online OCR Tool
Extract text from images instantly — no sign-up, no uploads to servers
100% client-side processing · Powered by Tesseract.js · No data sent to any server
Need OCR at scale via API?
Parsli's AI-powered OCR handles complex layouts, handwriting, and multi-page documents with 95%+ accuracy. Batch process thousands of files and get structured JSON output.
Need to extract text from PDFs? PDF to Text handles that. For scanned documents, try Scan to Text. For handwritten content, use Handwriting to Text. Compare Parsli to ABBYY and Amazon Textract.
Why use this free OCR tool
Private & secure
Your files are processed entirely in your browser using Tesseract.js. Nothing is uploaded to any server.
No sign-up required
Use it instantly. No account, no email, no credit card. Just drop your file and get text.
Free & unlimited
No limits, no watermarks, no paywalls. Run OCR on as many images as you need.
How it works
Upload your image
Drag and drop any image — JPG, PNG, GIF, BMP, or WebP. Scanned documents and photos work too.
OCR reads the text
Optical Character Recognition detects and extracts all readable text from your image in seconds.
Copy or download
Copy extracted text to your clipboard or download as a .txt file. Ready to use immediately.
Note: This tool works best with clear, high-resolution images of printed text. For complex documents, scanned PDFs, or handwritten content, try Parsli AI.
What this OCR tool handles
Works great with
- ✓Clear photos of printed text and documents
- ✓Screenshots with readable text content
- ✓Scanned documents and book pages
- ✓Business cards, labels, and signage
- ✓Receipts, invoices, and forms
For these, try Parsli AI
- Complex multi-column layouts and tables
- Handwritten or cursive text
- Low-quality or poorly lit photos
- Structured data extraction (specific fields)
- Batch processing and automation
Tips for better OCR results
Use high-resolution images (300+ DPI)
Higher resolution gives the OCR engine more detail. A 300 DPI scan produces significantly better results than a low-res thumbnail. According to ABBYY's documentation, 300 DPI is the minimum recommended resolution for reliable OCR.
Ensure good lighting and contrast
Dark text on a light background with even lighting gives the best results. Avoid shadows, glare, and uneven lighting when photographing documents.
Select the correct language
Tesseract's OCR engine is optimized per language. Selecting the correct language model before processing can improve accuracy by 10–15%, especially for non-Latin scripts.
Perfect for
Developers & Engineers
Extract text from screenshots, UI mockups, and technical diagrams without typing a line.
Finance Teams
Pull numbers from scanned invoices, receipts, and bank statements into editable text.
Legal Professionals
Digitize scanned contracts, court documents, and correspondence for search and review.
Students & Researchers
Convert textbook pages, lecture slides, and research paper screenshots into editable text.
Frequently asked questions
What is OCR?
OCR stands for Optical Character Recognition — a technology that converts images of text (printed, handwritten, or typed) into machine-readable digital text. Originally developed at HP Labs in 1985, modern OCR uses pattern recognition and machine learning to achieve over 99% accuracy on printed text.
Is this OCR tool really free?
Yes, completely free with no limits. There are no hidden charges, no watermarks, and no sign-up required. The tool runs entirely in your browser using Tesseract.js, an open-source OCR engine.
Do you store my files?
No. Your image is processed entirely in your browser. The file never leaves your device and is never sent to any server. This is verifiable — the tool uses Tesseract.js, a client-side OCR library.
What languages does the OCR support?
12 languages: English, Arabic, French, German, Spanish, Italian, Portuguese, Russian, Chinese (Simplified & Traditional), Japanese, and Korean. Select your language before uploading for best results.
How accurate is the OCR?
For clear, printed text at 300 DPI or higher, accuracy is typically 90–95%. According to IEEE research, AI-based OCR approaches can exceed 99% accuracy on high-quality printed text. For complex documents or handwriting, our AI-powered extraction offers significantly better results.
Can it read handwritten text?
This free tool has limited handwriting support. For cursive, messy, or faded handwriting, use our dedicated Handwriting to Text tool or Parsli's AI extraction, which uses Google Gemini for 95%+ accuracy on handwriting.
How does this compare to Tesseract?
This tool actually uses Tesseract.js (the JavaScript port of Google's open-source Tesseract OCR engine) under the hood. The difference is you get a ready-to-use interface with no installation, no command-line setup, and no dependencies.
Do you have an OCR API?
This free tool is browser-only. For API access, Parsli offers a REST API that handles OCR with AI-powered extraction, custom schemas, and structured JSON output. It's free for up to 30 pages/month.
What file formats are supported?
JPG/JPEG, PNG, GIF, BMP, and WebP images. For PDF files, use our PDF to Text tool (text-based PDFs) or Make PDF Searchable tool (scanned PDFs).
Does this work on mobile?
Yes. The tool works on iPhone, iPad, and Android devices in any modern browser. Take a photo of a document and upload it directly.
What Is OCR and How Does It Work?
OCR (Optical Character Recognition) is the technology that converts images of text into machine-readable digital text. The concept dates back to the 1920s, but modern OCR gained traction when Hewlett-Packard Labs developed the Tesseract engine in 1985. Google later open-sourced Tesseract in 2006, making it the world's most widely used open-source OCR engine (source: Tesseract GitHub repository).
This free tool uses Tesseract.js, a JavaScript port of the Tesseract engine that runs entirely in your browser. Your images are processed on your own device — nothing is uploaded to any server. It supports 12 languages and works with any modern browser on desktop, tablet, or mobile.
The OCR Market in 2026
The global OCR market was valued at $13.38 billion in 2023 and is projected to reach $32.29 billion by 2030, growing at a CAGR of 13.7% (source: Grand View Research, 2024). This growth is driven by increasing digitization demands, AI-enhanced accuracy, and the shift toward paperless workflows across industries including finance, healthcare, and legal.
Traditional template-based OCR matches individual characters against known patterns. Modern AI-powered OCR (like Parsli's engine, built on Google Gemini) understands document context, handles complex layouts, and extracts structured data — not just raw text. According to Gartner, by 2026 over 80% of enterprises will have adopted some form of intelligent document processing that goes beyond basic OCR.
Free Browser OCR vs AI-Powered Extraction
| Feature | Free OCR Tool | Parsli AI |
|---|---|---|
| Clear printed text | 90–95% accuracy | 99%+ accuracy |
| Handwritten text | Limited | 95%+ (Gemini AI) |
| Complex table layouts | No | Yes |
| Custom field extraction | No | Yes (schemas) |
| Multi-language | 12 languages | 100+ languages |
| Batch processing | One at a time | Thousands via API |
| Integrations | None | Sheets, Zapier, Make, API |
| Price | Free forever | Free tier + paid plans |
Works everywhere — no install needed
Desktop
Chrome, Firefox, Safari, Edge
Mobile
iOS, Android
Tablet
iPad, Android tablets
Need more than basic OCR?
Parsli extracts structured data from any document — PDFs, images, scans, emails. Define custom schemas, automate with integrations, and process thousands of documents. Free up to 30 pages/month.
No credit card required · 30 free pages/month