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PDF Tools (browser-only)

Compress, merge, split, convert, annotate, and sign PDFs entirely in your browser. No uploads, no wait—built for privacy and speed on any device.

Privacy first: This suite processes your PDF on your device. Files are not uploaded to any server.
Other languages: ja | en

Compression & conversion

Compress

PDF Compressor

Shrink PDF size with quality presets and image controls.
Images → PDF

Images to PDF

Combine multiple images into a single PDF with layout options.
PDF → Images

PDF to Images

Export pages as PNG or JPEG with selectable ranges.
Extract

PDF to Text

Extract selectable text per page or combined in one go.

Pages & layout

Merge

Merge PDFs

Reorder files and combine them into one PDF.
Split

Split PDF

Split by ranges, every page, or every N pages.
Arrange

Page Organizer

Reorder, rotate, delete, or duplicate pages.
Resize

Crop & Resize

Trim and resize pages to A4, Letter, or custom sizes.

Content & forms

Add

Page numbers & watermark

Add page numbers or text watermarks in one pass.
Annotate

Highlighter & Annotator

Highlight, draw, and place text notes before exporting.
Sign

Sign & Stamp

Place signatures, dates, and approval stamps on pages.
Forms

Form filler & flattener

Fill AcroForm fields and flatten for reliable sharing.

Metadata & compare

Metadata

Metadata editor

Review and update title, author, subject, and more.
Diff

Compare PDFs (text)

Extract and highlight text differences between two PDFs.

How to use

  1. Choose a tool above and drop your PDF or images into the drop zone.
  2. Adjust options like quality, ranges, or layout. Everything stays on your device.
  3. Run the action and download instantly.