PDF OCR

OLOCR provides a free and unlimited online image OCR and PDF OCR service, featuring batch processing and support for multiple languages. Easily upload your images or PDFs for seamless text extraction.

Just easily snip for a formula image or upload from local, you can quickly get the LaTeX expression for the mathematical formula! SimpleTex supports fast insertion of image/MathML/LaTeX and other formats to major document editing software, which could greatly boost the work efficiency. Best of all, SimpleTex is free and developed by college student!