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100% Browser-Based · Zero Uploads · Fully Private

Transform Your PDF Workflow

Merge, compress, and manage PDF files instantly — no server, no signup, no limits.

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Merge Multiple PDFs
Into One Document

Combine any number of PDF files in seconds. Drag to reorder, then merge.

Drop your PDF files here

or click to browse — supports multiple files

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Shrink PDF Size
Without Quality Loss

Reduce file size by up to 90% using advanced browser-based compression techniques.

Drop a single PDF to compress

or click to select your file

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Why Choose PDF SWIFT?

100% Private

Your files never leave your browser. All processing happens locally on your device — zero server uploads, zero data exposure.

Blazing Fast

Powered by PDF-Lib and native browser APIs for lightning-fast processing.

No Limits

No file count limit, no size cap, no subscription required. Always free.

Works Everywhere

Fully responsive design works on desktop, tablet, and mobile devices.

Advanced Compression Engine

Multi-stage compression pipeline: removes duplicate objects, optimizes content streams, strips unnecessary metadata, and flattens form fields — achieving real, meaningful size reduction.

Done!