All 28 tools

Every tool runs in your browser. Pick a category or search.

Compress PDF

Reduce PDF file size with safe optimization, local processing, and no retained files.

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Delete Pages

Safe PDF page removal with local processing. Delete pages privately — no server access required.

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Watermark PDF

Private PDF watermarking in your browser. Add custom text or image watermarks without uploading files anywhere.

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Merge PDF

Private PDF merging on your device. Combine multiple files into one document — no servers involved.

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Split PDF

Safe PDF splitting with local processing. Extract specific pages without uploading to any server.

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Rotate PDF

Secure PDF rotation in your browser. Rotate pages locally — your files never leave your device.

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PDF to JPG

Private PDF conversion with zero uploads. Convert pages to high-quality images — completely offline.

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JPG to PDF

Secure image-to-PDF conversion on your device. Create PDFs from images with complete privacy.

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Protect PDF

Secure PDF password protection locally. Add AES-256 encryption without exposing files to any server.

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Unlock PDF

Safe PDF password removal on your device. Unlock files privately with zero server uploads.

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Organize Pages

Visual page editor: drag to reorder, rotate, duplicate, delete or insert blank pages — all on your device.

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Add Page Numbers

Stamp page numbers in any position and format — 'Page 3 of 12', Roman numerals, custom start — privately.

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Crop PDF

Trim margins or crop every page to a custom area with a live preview. No upload, no quality loss.

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Sign PDF

Draw, type or upload a signature and place it on any page. Your signature never leaves your device.

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Edit Metadata

View and edit title, author, subject, keywords and dates, or strip all metadata for privacy.

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PDF to Text

Pull all text out of a PDF into a clean TXT or Markdown file, with a copyable preview. No upload.

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OCR PDF

Recognise text in scanned PDFs and photos, then download a searchable PDF or plain text — all in your browser.

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PDF to PNG

Export PDF pages as lossless PNG images with transparency support, right in your browser.

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N-up / Booklet

Lay out 2, 4, 6 or 9 pages per sheet, or build a print-ready booklet imposition, without uploading.

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Resize Pages

Scale every page to A4, Letter, Legal, A3 or a custom size, fitting or filling the sheet. Local only.

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New

Grayscale PDF

Convert a colour PDF to grayscale for cheaper printing and smaller files, entirely in your browser.

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Flatten PDF

Flatten form fields and annotations into static content, or rasterise pages so nothing can be edited. Local only.

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Compare PDFs

Spot every added, removed or changed line between two PDF versions, side by side, without uploading.

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Text to PDF

Paste text or Markdown, or drop a .txt/.md file, and get a cleanly typeset PDF. No upload.

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Inspect PDF

See page count, page sizes, metadata, encryption, fonts, forms and word count at a glance — nothing uploaded.

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Compress Image

Shrink images by adjusting quality and maximum dimensions, with before/after size shown. Local only.

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Convert Image

Convert JPG, PNG, WebP, GIF, BMP, SVG and HEIC between formats in your browser, in bulk.

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Resize Image

Resize images by exact pixels, percentage or to fit a box, in bulk, keeping aspect ratio. Local only.

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How Docmint tools work

Every tool on this page runs inside your browser using JavaScript and WebAssembly. When you add a file, it is read into the tab's memory, processed there, and handed back to you as a download. Nothing is uploaded, so the tools work the same for a public flyer and a confidential contract, and they keep working on slow or metered connections.

You can use any tool on its own, or describe the whole job on the home page, for example "merge these, number the pages and protect it with a password", and Docmint chains the right tools for you. You get 3 free runs a day without an account and 10 with a free account; Pro removes the limit.

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