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PXEL

Free, fast, and private image & PDF tools.
Process files locally — nothing is uploaded.

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Popular

  • Compress Image
  • Resize Image
  • PNG to JPG
  • Image to PDF
  • Remove Background
  • Passport Photo

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FAQ

  • Are files uploaded to cloud servers?

    Never. 100% of processing happens locally in your browser using Wasm.

  • How many operations can I run daily?

    Unlimited. Every PXEL tool is free to use as many times as you like.

  • Do I need an account to use PXEL?

    No sign-up, no login. Just open a tool and start — all features are free.

  • Is batch processing supported?

    Yes, batch operations are supported across all core image & PDF tools.

  • Which file formats are supported?

    JPG, PNG, WebP, GIF, AVIF, SVG, BMP, TIFF, and PDF documents.

© 2026 PXEL. Free to use. No sign-up required.

PDF Tools Tools
Guides
How PDF Tools Works — Complete Guide
Comprehensive Guide

How PDF Tools Works — Complete Guide

Learn how processes PDF tools work, what algorithms they use, and when to use each format.

By PXEL Engineering Team•Updated 2025•100% Free & Client-Side

Why This Matters

Process PDFs without uploading to a third-party server
No account or subscription required
Instant results — no waiting for cloud processing
Works on Windows, Mac, Linux, iOS, and Android

Step-by-Step Instructions

1

Upload your PDF

Select one or more supported image/PDF files from your device.

2

Configure options

Set any parameters required by this tool.

3

Process

pdf-lib processes your document locally in the browser.

4

Download the result

Save your desired file immediately.

Real-World Applications & Use Cases

Document management

Merge, split, or reorder PDF pages without desktop software.

File size reduction

Compress PDFs before emailing or uploading to document portals.

Format conversion

Convert PDFs to images or images to PDF for different use cases.

Secure handling

Process confidential documents locally without cloud exposure.

Presentation prep

Extract specific pages or combine multiple reports into one PDF.

Archiving

Standardise document formats for long-term storage.

Pro Tips from Experts

Check page order before merging

Drag pages into the correct order before processing to avoid re-doing the task.

Use compression for email

Compress PDFs below 10 MB to meet common email attachment limits.

Flatten forms before sharing

Convert interactive PDF forms to flat PDFs to prevent recipients from editing them.

Try These Tools Now Online

View All PDF Tools Tools
PDF

Image to PDF

Convert images to a PDF document.

PDF

PDF to JPG

Convert PDF pages to JPG images.

Merge PDF

Combine multiple PDFs into one document.

Split PDF

Split a PDF into individual pages or page ranges.

Frequently Asked Questions

Is my PDF data safe?

Yes. All processing happens in your browser. Your PDF never reaches our servers.

What is the maximum PDF size supported?

The tool supports files up to 50 MB.

Can I process password-protected PDFs?

Password-protected PDFs must be unlocked before processing.

Does this work on mobile?

Yes. The tool runs in mobile browsers without any app.

Is there a limit on number of pages?

There is no page limit. Processing time increases with page count.