How to Merge PDFs in Seconds
Combine multiple PDF files into a single document without installing any software. Free, private & instant.
Read guideFree step-by-step tutorials for every DocFixer tool — learn how to merge, split, compress, convert, watermark and count words like a pro.
9 articles · Updated Apr 2026
All tools are 100% free & browser-based
Combine multiple PDF files into a single document without installing any software. Free, private & instant.
Read guideExtract specific pages or page ranges from any PDF instantly — no size limits, no server uploads.
Read guideReduce PDF file sizes by up to 80% while keeping text and images readable — free & private.
Read guideTurn photos or scanned images into a professional PDF instantly — arrange order freely, no signup.
Read guideOptimise JPEG, PNG & WebP images for faster websites without any visible quality loss.
Read guideExtract every PDF page as a high-resolution JPG — great for presentations, social media and editing.
Read guideGenerate branded QR codes for URLs, Wi-Fi & contacts — download as PNG, SVG or JPG instantly.
Read guideProtect your work with custom text or logo watermarks — control opacity, position & rotation.
Read guideInstantly count words, characters, sentences, paragraphs & keyword density in any text — includes reading time.
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The DocFixer blog covers practical, step-by-step tutorials for every tool we offer. Whether you need to merge PDFs, compress large PDF files, generate QR codes or count words online, you'll find a clear, jargon-free guide here.
All tools described in our blog are 100% free to use, run entirely in your browser and require no signup or software installation. Your files never leave your device — complete privacy guaranteed.