Free online PDF tools to merge, split and convert

Merge, split, compress, convert, rotate and watermark PDF files in your browser. Your documents stay on your device, and no account is required.

Choose a free PDF tool

Why use WhatPDF?

We make PDF software easy. WhatPDF offers a collection of PDF tools to make you productive. Our mission is to provide free, accessible, and high-quality PDF tools to everyone.

Secure

All processing happens directly in your browser. Your files never leave your device, ensuring maximum privacy and security.

Fast

No upload or download times for processing (except the final file). Our optimized algorithms work instantly on your machine.

Easy

Designed with simplicity in mind. Just select your tool, drop your files, and get the result. No registration required.