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DevriQDOCS

PDF Tools — Complete Usage Guide

How to use DevriQ's free PDF tools for merging, compressing, converting, editing, and protecting documents.

DevriQ offers 14+ free PDF tools that run entirely in your browser. No account is needed, no files are uploaded to servers, and there are no page limits. Below is a guide to the most commonly used PDF tools.

📌Important
All PDF processing uses PDF-lib and browser WebAssembly. Your documents never leave your device.
🔗

PDF Merger

Combine multiple PDF files into one document in any order.

  1. 1.Click 'Select Files' or drag and drop your PDFs onto the upload area
  2. 2.Drag the file cards to reorder them as needed
  3. 3.Click 'Merge PDFs' — download starts instantly
💡 Tip: You can merge up to 20 PDFs at once. Files never leave your browser.
Open PDF Merger →
📦

PDF Compressor

Reduce PDF file size while preserving readability.

  1. 1.Upload your PDF — large files (100MB+) are supported
  2. 2.Choose a compression level: Low, Medium, or High
  3. 3.Download the compressed file. Check the size reduction shown
💡 Tip: Use 'Medium' compression for the best balance of size and quality for email attachments.
Open PDF Compressor →
📝

Word to PDF

Convert .docx files to PDF without distorting formatting.

  1. 1.Upload your Word document (.docx format)
  2. 2.The converter renders it to PDF using the browser's layout engine
  3. 3.Download your PDF — tables, fonts, and images are preserved
💡 Tip: This tool works entirely offline in your browser. Your document is never sent anywhere.
Open Word to PDF →
✏️

PDF Editor & Annotator

Add highlights, text annotations, and freehand drawings to any PDF.

  1. 1.Open your PDF in the editor
  2. 2.Select a tool from the toolbar: Highlight, Text, Draw, Eraser
  3. 3.Make your annotations, then download the annotated PDF
💡 Tip: Use the Text tool to add sticky notes or comments to specific sections.
Open PDF Editor & Annotator →
📋

PDF Organiser

Reorder, rotate, delete, or extract individual pages from a PDF.

  1. 1.Upload your PDF — thumbnails of all pages are shown
  2. 2.Drag pages to reorder, or click the rotate/delete buttons on each page
  3. 3.Click 'Save' to download the reorganised PDF
Open PDF Organiser →
🔒

PDF Password Protector

Encrypt your PDF with a password using AES-128.

  1. 1.Upload the PDF you want to protect
  2. 2.Set a strong password and choose permissions (print, copy, edit)
  3. 3.Download the encrypted PDF — share the password separately
💡 Tip: AES-128 encryption is used. Even we cannot decrypt your file.
Open PDF Password Protector →

More PDF tools available

DevriQ also includes Excel/CSV to PDF, Image to PDF, PDF to Image, PDF Unlocker, PDF Splitter, and PDF Page Numbers.

View all PDF tools →