Yes. All 42 tools are 100% free with no signup, no ads in your face, and no hidden limits. The core tools will always be free.

Do AHX tools upload my data to a server?

No. Every tool runs entirely in your browser using JavaScript. Your data never leaves your device.

Can I use AHX offline?

Yes. Once the page has loaded, every tool works without an internet connection. AHX is installable as a PWA.

Yes. PDF Merger is 100% free with no signup and no usage limits.

Does PDF Merger upload my data?

No. PDF Merger runs entirely in your browser. Your data never leaves your device.

Do I need to install anything?

No. PDF Merger works in any modern web browser. Just visit the page and start using it.

AHX

PDF Merger

Combine multiple PDFs into one. Drag, drop, merge.

Drop PDF files here or click to browse

Reorder after adding

Runs entirely in your browser. No data leaves your device.

About PDF Merger

Combine multiple PDF files into a single document directly in your browser. Drag and drop your PDFs, reorder them, and download the merged result. No upload, no watermark, no signup.

Common use cases

Merge scanned documents into one PDF
Combine multiple invoices or receipts
Join chapters of a book or report
Concatenate contracts and appendices

Adobe Acrobat Online — merge + edit

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Acrobat Online lets you reorder pages, add bookmarks, and compress the merged PDF — features AHX deliberately keeps minimal.

adobe.com/acrobat/online

Related tools

Image Compressor

Compress JPG/PNG/WebP up to 90% smaller. No upload.

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text.

Download Any File by URL

Paste a link — download images, videos, music, documents instantly.

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