Chinese OCR
从图片和扫描文档中精准提取中文文字
Free · No registration for images · AI-powered
Drop your file here
PNG, JPG, PDF
Simplified & Traditional
Both simplified (mainland) and traditional (Taiwan/HK) characters.
Thousands of characters
Recognizes the full range of common and rare Chinese characters.
Vertical & horizontal
Handles both text directions found in Chinese documents.
Mixed Chinese & English
Bilingual documents with both scripts in one pass.
Searchable PDF output
Creates PDFs with invisible text layer for full-text search.
Translate after extraction
Extract Chinese text then translate to English or any language.
Why Chinese OCR Is Challenging
- Recognizing over 50,000 possible Chinese characters with complex stroke patterns
- Supporting both Simplified Chinese (简体) and Traditional Chinese (繁體) character sets
- Handling vertical text layouts found in traditional Chinese publications and calligraphy
- Distinguishing visually similar characters like 己/已/巳, 戊/戌/戍/戎 with minimal stroke differences
- Processing documents mixing Chinese characters with pinyin romanization and English text
- Segmenting Chinese text which has no spaces between words or sentences
How to Extract Chinese Text from a PDF & Images
- Go to fastocr.org
- Upload your Chinese image or PDF. Language is detected automatically.
- Wait for processing — images take seconds, PDFs show a progress bar.
- Download results: searchable PDF, raw text file, or copy text directly.
Tips for Better Chinese OCR Accuracy
- Use 300+ DPI scans to preserve fine stroke details that distinguish similar Chinese characters
- Specify Simplified or Traditional Chinese if your OCR tool supports language hints
- For vertical text documents, ensure the scan orientation is correct before processing
- Review output for commonly confused character pairs like 人/入, 土/士, 未/末
- Crop decorative borders and seals from documents to avoid noise in OCR output
Common Use Cases for Chinese OCR
- Digitizing Chinese business contracts and legal agreements
- Extracting text from Chinese government documents and official certificates
- Converting scanned Chinese academic papers and research publications
- Processing Chinese invoices, receipts, and financial statements
- Archiving historical Chinese texts and classical literature manuscripts
Frequently Asked Questions
Does Chinese OCR support both Simplified and Traditional characters?
Yes. FastOCR recognizes both Simplified Chinese (简体中文) and Traditional Chinese (繁體中文). The engine auto-detects the character set.
How accurate is Chinese OCR?
FastOCR achieves 96% accuracy on printed Chinese text. Complex or rare characters may have lower accuracy — always review the output.
Can it handle vertical Chinese text?
Yes. Our advanced AI engine supports vertical text recognition for Chinese. Ensure the scan is properly oriented for best results.
Is Chinese OCR free?
Image OCR is free with no registration. PDF processing requires a free account and includes 3 free PDFs per month.
Free for images. No registration required.