PDF HQ

PDF HQ for Windows 11 & 10

Every PDF tool you need, without uploading a file.

Merge, split, compress, convert, watermark and protect PDFs, all on your PC. No uploads, no account, no ads.

Get it free from Microsoft Store See features

Free · Windows 10 & 11 · Microsoft Store

PDF HQ dashboard with every PDF tool one click away

What Is PDF HQ?

PDF HQ is a complete offline PDF editor and toolkit for Windows 10 and 11. Merge, compress, split, rotate, reorder, watermark, password-protect and convert PDFs, all without uploading a single file.

Merge files with per-file page ranges, rearrange pages visually with undo, and split by ranges, page count, equal parts or bookmarks. Convert PDFs to images and images to PDF, add page numbers and watermarks with live preview, and lock files with AES-256 encryption.

Every tool is one click from the sidebar, with dark, light and system themes. Everything runs on your device: no uploads, no analytics and no ads.

Screenshots

  • Dashboard in the light theme

    Light theme

  • Merge PDF with drag-and-drop file list

    Merge PDF

  • Compress PDF with quality presets

    Compress PDF

  • Add a watermark with live preview

    Watermark

Features

Fourteen tools, all free and offline.

Merge and reorder

Combine PDFs with page ranges; drag pages into order.

Split PDF

By ranges, page count, equal parts or bookmarks.

Compress PDF

Shrink one file or a batch, with savings shown.

Convert

PDF to PNG/JPEG/TIFF/BMP and images to PDF.

Watermark and page numbers

Text or logo watermarks with live preview.

Password protect

AES-256 encryption and permission restrictions.

How to Merge PDF Files Offline

  1. Install

    Get PDF HQ free from the Microsoft Store.

  2. Open Merge PDF

    Choose Merge PDF in the sidebar and add your files.

  3. Order and pick pages

    Drag files into order and set page ranges if needed.

  4. Merge

    Save the combined PDF to your PC.

Who Uses PDF HQ?

  • Office work Merge reports and compress them for email.
  • Students Combine scans and notes into one PDF.
  • Confidential files Edit contracts without uploading them to a website.
  • Printing Add page numbers with mirror numbering for binding.

System Requirements

Operating system
Windows 10 (version 1607 or later) or Windows 11
Processor
x64 and ARM64
Memory
4 GB or more
Internet
Only for features that go online (speed tests, lookups) and Store updates
Privacy
Your data stays on your PC. Privacy details

Why Use an Offline PDF Editor?

Online PDF tools are convenient, but every file you edit is uploaded to someone else’s server. For contracts, invoices, IDs and medical records that is a real risk. An offline PDF editor does the same jobs (merge, compress, split, protect) on your own PC, so documents never leave it.

Compress a PDF Without Losing Quality

  • Try the lighter compression level first and compare the result.
  • Large scans compress most; text-only PDFs are usually small already.
  • Compress a whole batch at once before emailing or archiving.

Writing documentation? Try Markdown Viewer MV. More help is coming in our Windows guides.

PDF HQ FAQ

Is PDF HQ free?

Yes. PDF HQ is free in the Microsoft Store, with no ads and no account.

Are my PDFs uploaded?

No. Every operation runs entirely on your device, with no external servers and no analytics.

Can I merge only some pages?

Yes. Merge PDF supports custom page ranges per file and drag-to-reorder.

How secure is password protection?

PDF HQ uses AES-256 encryption with open passwords and permission restrictions, compatible with major PDF readers.

Can it convert PDF to images?

Yes. Batch-convert PDFs to PNG, JPEG, TIFF or BMP at the resolution you choose.

Does it work on Windows 10?

Yes. PDF HQ supports Windows 10 and Windows 11.

Work on PDFs without sending them anywhere.

PDF HQ is free in the Microsoft Store.

Get it free from Microsoft Store