How to Resize a PDF Online for Free | Best PDF Compressor Tools

Whether you're sending a file via email, uploading to a government website, or simply trying to save disk space, resizing a PDF is a common need. Fortunately, online tools like PDFsail offer fast, secure, and easy ways to compress or resize PDF files—without installing any software.

PDFsail - Resize PDF Online

1. Introduction to PDFsail

PDFsail is a full-featured online platform for PDF handling. It supports:

  • 📝 PDF editing (add text, annotations, images)

  • 🔄 PDF conversion (to/from Word, Excel, PPT, images)

  • 🔍 OCR text recognition (scan to text)

  • 💬 Chat PDF (chat with your document to extract information)

  • 🔐 PDF encryption/decryption

  • 📉 Compress & resize PDFs

Try it here: https://www.pdfsail.com

2. How to Resize a PDF with PDFsail

Step 1: Go to the PDF Compress Tool
Step 2: Upload your PDF file (drag & drop supported, max 100MB)
Step 3: Choose compression level

  • Light (minimal quality loss)

  • Standard (balanced for upload)

  • Strong (maximum compression)

Step 4: Click to compress
Step 5: Download the resized file and check the size.

3. Key Benefits

Online & Cross-platform – Works on all devices, no downloads needed
Data Security – Files auto-deleted after 1 hour
Layout Preservation – Keeps structure and formatting intact
Completely Free – No account needed

4. Use Cases

  • Government forms with size limits

  • Emailing scanned documents

  • Reducing storage for archives

  • Prepping files for online reading or sharing

5. Tool Comparison

Feature PDFsail Smallpdf ILovePDF
Free online compression
OCR support Paid Paid
Chat with PDF
Multilingual UI
Fully free Limited Limited

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