Free Online PDF Editor & Tools
Edit, merge, split, rotate, and organize PDF documents directly in your browser.
Drop files, paste, or click to browse
Supports PDF and images up to 50 MB
How to Use Tool4U PDF
Three simple steps to organize, edit, and export documents.
Upload Files
Select or drag-and-drop one or more PDF files or images directly into the tool.
Edit & Organize
Reorder, merge, split, rotate, crop, compress, or delete pages with live preview.
Download PDF
Export your updated document instantly without waiting for server processing queues.
Privacy & Data Security — Zero Server Uploads
Your documents never leave your computer or phone.
100% Client-Side Processing
Unlike traditional online PDF services that upload your files to remote cloud servers to process, Tool4U runs entirely inside your web browser. All page rendering, editing, and exporting happen within your device's memory.
Zero Data Retention & Cloud Leak Risk
Because your files are never transmitted over the internet, no copies, temporary logs, or backups are created on any server. Ideal for confidential contracts, financial statements, and personal IDs.
Compatibility & System Requirements
Runs on any modern device and browser without software installation.
Browsers
Chrome, Safari, Edge, Firefox, Brave, and Opera on both desktop and mobile.
Devices
Windows PCs, Mac (macOS), Linux, Chromebooks, iPhones, iPads, and Android phones.
File Support
Standard PDF documents (.pdf) and images (JPG, PNG, WebP) up to 50–100 MB.
Frequently Asked Questions
Quick answers regarding privacy, mobile support, and file limits.
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