PDF tools that never upload your files
Why local processing matters for sensitive documents.
Many online converters send your file to a remote server, process it, and send it back. That is convenient but risky for contracts, medical records, and personal IDs. DConvert runs entirely in your browser.
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Step 1
Your file stays on your device
When you merge, split, or compress a PDF here, the bytes never leave your browser. We have no account system and no file storage.
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Step 2
Pick the tool you need
Browse all PDF tools — merge, compress, extract text, add watermarks, and more — from one hub.
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Step 3
Photos follow the same rule
HEIC, WebP, and AVIF conversion also runs locally. Your camera roll never passes through our servers.
Browse image tools →
Tools for this guide
Merge PDF
Combine multiple PDFs into one file. Put documents in order — free, private.
Protect PDF
Lock a PDF with a password before you share it by email or message.
HEIC to JPG
Convert iPhone HEIC photos to JPG. Batch convert and download as ZIP.
Compress PDF
Make PDFs smaller for email. Pick a compression level and download.