PDFKit
100% Client-Side — Your Files Never Leave Your Browser

Free Online PDF Tools

Merge, split, compress, and convert PDF files — all for free, all in your browser. No uploads, no signup, complete privacy.

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Merge PDF

Combine multiple PDF files into one. Drag & drop to reorder pages.

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Split PDF

Extract specific pages or split a PDF into multiple files.

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Compress PDF

Reduce PDF file size while maintaining quality. Great for email.

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PDF to Image

Convert PDF pages to high-quality PNG or JPEG images.

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Image to PDF

Convert JPG, PNG, or WebP images to a single PDF document.

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Rotate PDF

Rotate PDF pages 90°, 180°, or 270°. Fix wrongly oriented pages.

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Watermark PDF

Add custom text watermarks with adjustable position, size, color, and opacity.

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Page Numbers

Add page numbers with custom format, position, and styling. Skip title pages.

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Why Choose PDFKit?

100% Private

Your files never leave your browser. All processing happens locally on your device.

Instant Processing

No upload, no wait. PDFs are processed instantly in your browser with pdf-lib and pdf.js.

Works Everywhere

No installation needed. Works on any device with a modern browser — desktop, tablet, or phone.

No Signup Required

Use all tools for free. No account, no email, no strings attached.

Frequently Asked Questions

Is PDFKit really free?▼
Yes — every tool is free and unlimited, with no signup. There is an optional supporter plan, but it unlocks nothing extra; it just helps keep the site running.
Are my PDF files safe?▼
Absolutely. PDFKit processes everything in your browser — your files never leave your device. No data is uploaded to any server. This is the safest way to handle sensitive documents online.
What's the maximum PDF file size?▼
Files up to 50MB, the same for everyone — there is no paid tier that raises it. Since processing happens in your browser, speed depends on your device.
Does PDFKit work on mobile?▼
Yes. PDFKit works on any device with a modern browser — iPhone, iPad, Android, desktop. The interface adapts to your screen size.
How is PDFKit different from SmallPDF or iLovePDF?▼
Unlike SmallPDF and iLovePDF which upload your files to their servers, PDFKit processes everything 100% in your browser. Your files never leave your device, making it the most private option available.
Do I need to install anything?▼
No. PDFKit runs entirely in your web browser. No downloads, no plugins, no Java. Just open the page and start working with your PDFs.