or drop files here
Add files, drag them into the right order and merge — all inside your browser. There are no file-count caps, no size limits imposed by a server and no watermark on the result.
Stop emailing five separate attachments. Merge PDF lets you combine any number of PDF files into one document, keeping every page’s original quality, links and layout.
Unlimited files: Combine as many PDFs as your device memory can handle — no paywall at 2 or 3 files. Drag-and-drop ordering: Reorder files visually with live first-page previews.
Your documents are processed entirely inside your browser memory using WebAssembly and HTML5 Canvas. Files never leave your computer or phone.
Balanced size & high visual quality
Smallest file size (up to -90%)
Use Merge PDF directly in your browser—no software installations, sign-ups, or learning curves.
Run smoothly in Chrome, Safari, Edge, or Firefox on desktop, laptop, tablet, and smartphone.
Combine as many PDFs as your device memory can handle — no paywall at 2 or 3 files.
Your documents are processed locally on your device—we never collect, upload, or store your files.
Reorder files visually with live first-page previews.
Every option is unlocked for free with no daily task timers, no paywalls, and no watermarks.
Step-by-step guide to getting the fastest, cleanest result with Merge PDF directly in your browser without installing software.
Learn how our local WebAssembly engine preserves fonts, layout, and clarity while processing your document.
Understand how browser-based PDF processing protects confidential contracts, resumes, and financial records.
Boost productivity with unlimited, 100% free access to all of Fr. Tools’ private browser-based PDF tools for taking the hassle out of document work. Do more, better, faster.