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Edit, Convert, Merge & Secure PDFs
Everything your PDF needs. 100% private, browser-based processing with no uploads to our servers.
Most Used PDF Tools
Quick access to the utility features our users reach for every day
Hợp nhất PDF
Kết hợp nhiều tệp PDF thành một tài liệu. Công cụ hợp nhất PDF trực tuyến miễn phí với kéo và thả để sắp xếp lại.
Nén PDF
Giảm kích thước tệp PDF trong khi duy trì chất lượng. Công cụ nén PDF trực tuyến miễn phí cho tệp nhỏ hơn.
PDF sang Word
Chuyển đổi PDF sang tài liệu Word có thể chỉnh sửa. Bảo toàn định dạng và bố cục.
Word sang PDF
Chuyển đổi tài liệu Word (DOCX) sang PDF. Bảo toàn định dạng và bố cục trong tài liệu đã chuyển đổi của bạn.
OCR PDF
Làm cho PDF đã quét có thể tìm kiếm với OCR. Trích xuất văn bản từ hình ảnh và tài liệu đã quét.
Chỉnh sửa PDF
Chỉnh sửa tệp PDF trực tuyến. Thêm văn bản, hình ảnh, chú thích, đánh dấu và hình dạng vào tài liệu của bạn.
Ký PDF
Thêm chữ ký điện tử vào tài liệu PDF. Vẽ, nhập hoặc tải lên chữ ký của bạn.
Mã hóa PDF
Bảo vệ bằng mật khẩu tệp PDF. Thêm mã hóa và đặt quyền.
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Browse by Category
Explore all 131+ professional PDF tools organized into 6 easy-to-use categories
Chỉnh sửa & Chú thích
Chỉnh sửa, chú thích và sửa đổi nội dung PDF
Chuyển sang PDF
Chuyển đổi nhiều định dạng sang PDF
Chuyển từ PDF
Chuyển đổi PDF sang các định dạng khác
Sắp xếp & Quản lý
Sắp xếp, hợp nhất, tách và quản lý trang PDF
Tối ưu & Sửa chữa
Nén, tối ưu và sửa chữa tệp PDF
Bảo mật PDF
Mã hóa, giải mã và bảo mật tệp PDF
Your Files Never Leave Your Device
We built PDFRunway on a privacy-first, serverless architecture. Local rendering, absolute security.
Client-Side Only
All processing happens in your browser using local WebAssembly modules. Zero server bandwidth required.
No Server Uploads
Files are never transmitted over the internet to any external server. They stay on your local disk at all times.
GDPR Compliant
No user data tracking cookies, no server-side cache storage, no third-party processors. Native compliance by default.
Secure Encryption
Configure military-grade AES-256 password security directly on-device using local JavaScript keys.
Why Choose PDFRunway?
The safest, fastest, and most comprehensive serverless utility suite for processing documents online.
Client-Side Browser-Based Processing
PDFRunway operates on a highly advanced, modern serverless architecture utilizing WebAssembly (WASM). Instead of transferring your documents over the network to external systems, our application downloads compact, highly optimized computational modules directly into your web browser. All file processing—from simple rotations to complex PDF formatting, digital signatures, and page conversions—runs locally using your device’s hardware. This browser-based sandbox ensures your processing speeds are limited only by your computer’s processor, not server queues or internet bandwidth constraints.
No File Uploads — Ever
With conventional online PDF converters, user files are uploaded to cloud servers, processed on distant machines, and stored temporarily in databases. This flow poses severe data leak risks for confidential documents, tax forms, financial balance sheets, and legal contracts. PDFRunway completely eliminates this vulnerability. Since we perform all conversions locally, your documents never touch our hosting infrastructure. There is no cloud storage, no temporary file cache, and zero chance of server breaches exposing your personal data.
Lightning-Fast Conversion Speeds
Traditional cloud document tools suffer from latency, upload congestion, and server load queues, forcing users to wait to download files. PDFRunway solves this by executing code in-browser via compiled C++ and Rust bindings. High-resolution conversions, large booklet formatting, and batch resizing processes occur in milliseconds. You no longer need to upload files, wait for distant cloud machines, and download the finished product. Everything is compiled and finalized directly on your desktop or phone, delivering an instantaneous and seamless workflow.
Works on All Devices and Browsers
PDFRunway is cross-platform by design. It requires no installation, browser plug-ins, or desktop installations. Whether you are running macOS, Windows, Linux, Android, iOS, or ChromeOS, the tools operate identically. The application is compatible with modern browsers including Google Chrome, Mozilla Firefox, Apple Safari, and Microsoft Edge. This ensures you have access to a powerful, premium document editor on any laptop, tablet, or mobile phone, wherever your work takes you.
Secure and Compliance-Ready PDF Tools
PDFRunway meets strict data compliance policies like GDPR and HIPAA naturally due to its serverless design. Because zero document bytes reach our systems, you retain full ownership and privacy rights automatically. The utility suite includes advanced data redaction filters, metadata strip tools, AES-256 PDF encryption lockers, and electronic signatures. This makes our site the ideal tool choice for corporate users, medical staff, law firms, and financial organizations handling extremely sensitive customer or patient information.
100% Free Without Registration
Most online services lure users in with free claims, only to restrict them with page limits, file size caps, watermarks, or subscription pop-ups. PDFRunway is free forever. There are no registration forms, credit cards, premium tiers, or limits on the size or quantity of files you process. We believe everyone deserves high-performance, private, and professional PDF utilities without paywalls or tracking scripts. Start your document conversion tasks immediately with zero hurdles.
Frequently Asked Questions
Is PDFRunway completely free to use?
Yes. All 131+ tools on PDFRunway are completely free with no registration, no subscription, and no hidden fees. Every feature is available to every user directly in the browser.
Are my PDF files safe on PDFRunway?
Absolutely. PDFRunway uses client-side WebAssembly processing, meaning your files never leave your device. Nothing is uploaded to any server. Your documents stay 100% private.
Do I need to create an account to use PDFRunway?
No account or sign-up is required. Open PDFRunway, choose your tool, upload your file, and download the result — all without registration.
What file formats does PDFRunway support?
PDFRunway supports PDF, Word (DOC/DOCX), Excel (XLS/XLSX), PowerPoint (PPT/PPTX), JPG, PNG, WebP, BMP, TIFF, SVG, HEIC, TXT, RTF, EPUB, and many more.
Does PDFRunway work on mobile devices?
Yes. PDFRunway is fully responsive and works on all modern mobile browsers on iOS and Android devices, using localized hardware accelerators.
Learn & Get More From Your PDFs
Step-by-step instructions and reviews from our document processing experts