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Guides, tutorials, and tips for working with files privately.

PDF

Best Free PDF to Word Converter in 2026

Compare the best free PDF to Word converters in 2026. PDFJolt, Adobe, Smallpdf, and Google Docs tested for accuracy, privacy, and formatting preservation.

7 min read
PDF

How to Compress PDF Without Losing Quality

Compress PDF files without losing quality using PDFJolt, macOS Preview, or online tools. Step-by-step guide with comparison of 4 methods and quality settings explained.

8 min read
PDF

How to Fill Out a PDF Form on Your Phone

Fill out PDF forms on your iPhone or Android phone using PDFJolt's free browser tool. Step-by-step guide with tips for form fields, signatures, and saving.

7 min read
PDF

How to Merge PDF Files Online — 4 Free Methods

Merge PDF files online for free using PDFJolt, Adobe, macOS Preview, or command-line tools. Compare 4 methods with step-by-step instructions and privacy tips.

7 min read
PDF

How to Sign a PDF for Free Without Adobe

Sign PDF documents for free without Adobe using PDFJolt, Apple Preview, or Google Docs. Step-by-step guide with draw, type, and upload signature options.

7 min read
Privacy

Is It Safe to Convert PDF Files Online?

Are online PDF converters safe? Learn the privacy risks of uploading PDFs to servers and how client-side tools like PDFJolt keep your files private and secure.

7 min read
PDF

OCR vs PDF to Text — Which Should You Use?

Understand the difference between OCR and PDF text extraction. Learn when to use each method to extract text from scanned or digital PDFs, free with PDFJolt.

7 min read
Privacy

How WebAssembly Makes PDF Processing Private

Learn how WebAssembly enables client-side PDF processing in your browser. Why WASM is faster than server uploads and how PDFJolt uses it to keep files private.

7 min read
PDF

PDF vs DOCX: When to Use Which Format

PDF vs DOCX — learn when to use each format, how they differ technically, and how to convert between them for free. A complete comparison with practical recommendations.

9 min read
Privacy

Why Your Files Should Never Leave Your Browser

Most online file tools upload your documents to remote servers. Learn why client-side processing is safer, how WebAssembly makes it possible, and how to verify that your files stay private.

10 min read