Compress, merge, split, convert, sign, and protect your PDF files — entirely in your browser. No installation, no uploads, no privacy worries. Works on Windows, Mac, iOS, and Android.
Simple by Design
No complicated sign-up, no confusing settings. Just open, process, and download.
Select the PDF tool you need from our full-featured toolbox — compress, merge, split, convert, and more.
Drag and drop your PDF (or images) onto the tool. Your file is loaded locally — it never leaves your device.
Click to process. In seconds, your file is ready. Download it directly to your device. Done.
Full-Featured Toolkit
PDF Aura Studio provides a complete suite of tools to handle all your document needs, without the hassle or the cost.
Convert PDFs to high-quality JPG or PNG images, or transform Word documents, photos, and other formats into professional PDFs. Supports OCR for scanned documents.
Learn more →Reduce PDF file size by up to 90% while maintaining readability. Choose your compression level — from archive-quality to maximum compression for tiny file sizes.
Learn more →Combine multiple PDF files or images into a single, cohesive document. Drag and drop to rearrange pages before merging. Supports mixing PDFs with images.
Learn more →Separate a large PDF into smaller files by page range, or extract individual pages. Visual page picker lets you select exactly which pages to keep.
Learn more →Protect sensitive documents with AES-256 encryption and strong passwords, or remove existing security from PDFs you own. Control printing and editing permissions.
Learn more →Add professional electronic signatures or apply custom text and image watermarks to brand and protect your intellectual property. Control opacity, position, and angle.
Learn more →Privacy First
PDF Aura Studio is built differently. Most online PDF tools upload your files to a server, process them, and send them back. This means your sensitive documents pass through someone else's infrastructure.
PDF Aura Studio processes your files entirely in your web browser using WebAssembly technology. Your PDFs are loaded locally, processed locally, and saved locally. We never see your files. Ever.
File → Browser → Done
No cloud, no servers, no waiting.
Common Questions
Everything you need to know about PDF Aura Studio.
Yes. All core PDF tools are free to use with no account required. The service is supported by non-intrusive advertising, which keeps it free for everyone.
No installation required. PDF Aura Studio runs entirely in your web browser on Windows, Mac, Linux, iOS, and Android. Plus, for Android users who prefer a native experience, a dedicated Android app is also available!
Your files are processed locally on your device using WebAssembly. They are never uploaded to our servers, making PDF Aura Studio safe for confidential and sensitive documents.
Since processing happens on your device, the practical limit depends on your device's memory. Most modern computers and phones handle files up to 200MB comfortably. Very large files may take a few extra seconds.
PDF Aura Studio supports compression, merging, splitting, conversion (to/from images and Word), AES-256 password encryption, digital signatures, and text/image watermarks — with more tools added regularly.
Absolutely. PDF Aura Studio is fully responsive and works on iOS and Android browsers, and you can also use our dedicated Android app for a native mobile experience.
Learn & Master PDFs
Step-by-step articles to help you work smarter with PDF documents.
Learn how OCR converts scanned image PDFs into searchable, selectable text layers locally.
Read guide →Comparing server uploads with zero-upload browser execution, data leak prevention & GDPR.
Read guide →In-depth ISO breakdown of PDF/A standards for legal, financial, and official document archiving.
Read guide →Learn the compression techniques, settings, and trade-offs to shrink your PDFs effectively.
Read guide →Powered by WebAssembly — the same technology used in gaming and video editing apps — to process your files in milliseconds directly in your browser.
Your files are processed entirely on your device. We have no access to your documents. This isn't just a policy — it's how the technology is built.
Use PDF Aura Studio on Windows, Mac, Linux, iOS, and Android — straight from any modern browser, no app store required.
About PDF Aura Studio
PDF Aura Studio was created by developers who were frustrated with existing PDF tools — they were either expensive subscription services, bloated desktop apps, or free online tools that uploaded your files to unknown servers.
We built PDF Aura Studio to be different: a comprehensive, genuinely free, browser-native PDF toolkit that respects your privacy. Every feature runs locally in your browser using modern WebAssembly technology, meaning your documents stay on your device at all times.
Whether you're a student compressing a dissertation to email size, a professional assembling a client proposal, or a small business owner protecting invoices with passwords, PDF Aura Studio is designed to be your go-to PDF tool — without the hassle.
Access all PDF tools for free, right now. No account. No downloads. No hassle.
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