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Free AI OCR: Turn Screenshots, Formulas, Code, Flowcharts into Editable Text/LaTeX/Code/Mermaid – No Installation, Browser-Based (freeaiocr.com)
1 point by bytecrafter 15 days ago | web | 1 comment





Unlike classic OCR that just grabs raw text, this one actually understands the structure and semantics of images using modern models, so the output is immediately usable/editable in the right format. Key things it handles well: - Regular screenshots / scanned docs / handwriting → clean, structured text (supports 100+ languages) - Code screenshots → properly formatted, runnable code (auto-detects 50+ languages, preserves indentation & syntax) - Math equations / formulas → LaTeX, or directly converted to executable code in Python (NumPy), MATLAB, C++, Java, etc. - Flowcharts, architecture diagrams, mind maps → clean Mermaid syntax (paste straight into Markdown / docs) - Tables → Markdown tables or HTML Standout points: - Works entirely in-browser — no software to install - Processes images with real understanding of layout/context (nested formulas, code blocks, diagram logic) - Great for quick recovery of code from tiny/blurry tutorial images, turning book formulas into LaTeX instantly, or digitizing hand-drawn flowcharts - All files are processed in real-time and permanently deleted from servers right after conversion (strong privacy focus) I've used it recently for: - Extracting & fixing pseudocode from old papers into Python - Converting photographed textbook equations straight to LaTeX - Turning whiteboard sketches into renderable Mermaid diagrams Accuracy is impressive for most real-world cases (clean images give near-perfect results; very messy handwriting or extremely complex nested math can still need minor fixes). Give it a try if you're dealing with visual-to-editable content often: https://freeaiocr.com