DETECTOR DE FONTES EM PDF

Detectar e identificar fontes em Documentos PDF

Envie qualquer documento PDF (.pdf) diretamente ou cole uma captura para extrair fontes incorporadas e encontrar equivalentes no Google Fonts.

Arraste um PDF ou cole uma captura do documento

Suporta documentos PDF (.pdf). Pressione Ctrl + V ou ⌘ + V em qualquer lugar.

100% grátis • Verificações ilimitadas • Sem cadastro • Os PDFs permanecem no navegador

Ou experimente nosso documento de exemplo:
DOCUMENT TYPOGRAPHY ANALYSIS

How PDF Font Detection Works

Unlike flat images, PDF documents often carry exact typographic signatures embedded directly inside the file structure. Here is how our client-side engine extracts and identifies fonts from any PDF.

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Binary Font Table Extraction

When you drop a PDF, our scanner inspects internal /BaseFont and /FontName dictionaries. It cleans PostScript subset prefixes (like ABCDEF+) to expose the authentic font family names instantly.

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Multi-Page Canvas Rendering

Using Mozilla's open-source PDF.js engine, pages are rendered directly inside your browser at crisp 2x retina resolution. You can navigate through multi-page documents and crop exact lines of text without uploading anything to remote servers.

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Free Legal Stand-Ins

If a document utilizes an expensive commercial foundry font (such as Helvetica, Proxima Nova, Gotham, or DIN), our system automatically matches and ranks 100% free Google Fonts with identical proportions and stroke contrast.

TECHNICAL TRANSPARENCY

Digital Vector PDFs vs. Scanned Paper PDFs

✓ Born-Digital PDF Documents

PDFs created directly from software like Microsoft Word, Adobe InDesign, Figma, or Google Docs contain embedded font descriptor tables. The tool reads these font definitions with 100% accuracy, meaning you don't even need to guess the exact family name.

🔍 Scanned & Flattened Documents

If a PDF was generated by a physical desktop scanner or exported with outlined curves, embedded font tables are absent. For these documents, our dual-engine optical OCR and geometric shape classifier measures stroke angles and serifs on the rendered page canvas.

🔒100% Browser Privacy: Legal agreements, clinical forms, financial statements, and confidential manuscripts are never sent to external cloud servers. All PDF rendering and font extraction executes strictly in your local device RAM.