https://privconvert.com/blog/ Guides on file conversion, PDF and image tools, data formats, and online privacy - from the PrivConvert team. No fluff, no sign-up. en Thu, 16 Jul 2026 13:55:41 GMT https://privconvert.com/blog/how-to-convert-dicom-to-jpg-png/ https://privconvert.com/blog/how-to-convert-dicom-to-jpg-png/ DICOM scans only open in specialist viewers and carry patient data in every file. Here is how to convert .dcm to JPG or PNG with all PHI metadata stripped by default. Privacy Mon, 13 Jul 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-eml-msg-to-pdf/ https://privconvert.com/blog/how-to-convert-eml-msg-to-pdf/ Need to archive or share an email as a document? Here is how to convert EML and MSG files to PDF - keeping headers and formatting - with no Outlook required. Documents Mon, 13 Jul 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-gpx-kml-geojson/ https://privconvert.com/blog/how-to-convert-gpx-kml-geojson/ Exported a route as GPX but Google Earth wants KML? Here is how to convert between GPX, KML and GeoJSON in seconds - free, private, and with no software. Developer Mon, 13 Jul 2026 00:00:00 GMT https://privconvert.com/blog/gpx-vs-kml-vs-geojson/ https://privconvert.com/blog/gpx-vs-kml-vs-geojson/ Three formats, three different worlds - GPS devices, Google Earth and web maps. A clear comparison of GPX, KML and GeoJSON and how to convert between them. Developer Mon, 13 Jul 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-3d-models-online/ https://privconvert.com/blog/how-to-convert-3d-models-online/ A slicer wants STL, a web viewer wants GLB, an editor wants OBJ. Here is how to convert 3D models between formats in seconds - free, private, no software. Guides Sun, 12 Jul 2026 00:00:00 GMT https://privconvert.com/blog/3d-file-formats-explained/ https://privconvert.com/blog/3d-file-formats-explained/ STL, OBJ, PLY, GLB, 3MF - they all describe a 3D shape but do very different jobs. A plain-language guide to what each stores and how to convert between them. Guides Sun, 12 Jul 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-comic-books-cbr-cbz-to-pdf/ https://privconvert.com/blog/how-to-convert-comic-books-cbr-cbz-to-pdf/ CBR and CBZ files only open in comic readers. Here is how to convert them to PDF or EPUB - keeping page order and quality - with no WinRAR, Calibre or sign-up. Guides Sat, 11 Jul 2026 00:00:00 GMT https://privconvert.com/blog/file-converter-library-vulnerabilities/ https://privconvert.com/blog/file-converter-library-vulnerabilities/ Every file converter is built on parsing libraries that regularly receive security fixes. Here is why a parser CVE lands squarely on conversion tools - and how patching plus containment keeps conversions safe. Privacy Mon, 22 Jun 2026 00:00:00 GMT https://privconvert.com/blog/privconvert-vs-cloudconvert-vs-zamzar/ https://privconvert.com/blog/privconvert-vs-cloudconvert-vs-zamzar/ A detailed comparison of the three most popular file converters, focusing on privacy, pricing, features, and what actually happens to your files. Privacy Sat, 23 May 2026 00:00:00 GMT https://privconvert.com/blog/convert-files-without-uploading/ https://privconvert.com/blog/convert-files-without-uploading/ Compare client-side browser conversion vs zero-retention server processing. Which approach offers better privacy, format support, and speed? Privacy Sat, 23 May 2026 00:00:00 GMT https://privconvert.com/blog/best-free-file-converters-2026/ https://privconvert.com/blog/best-free-file-converters-2026/ We tested dozens of file converters for speed, privacy, and actual free usage limits. Here is our definitive ranking of the best options available right now. Guides Sat, 23 May 2026 00:00:00 GMT https://privconvert.com/blog/cloudconvert-alternatives/ https://privconvert.com/blog/cloudconvert-alternatives/ Hit CloudConvert's 25/day limit? Here are 5 alternatives with better privacy, no caps, and no file storage. We compare them head-to-head. Guides Sat, 23 May 2026 00:00:00 GMT https://privconvert.com/blog/zamzar-alternative/ https://privconvert.com/blog/zamzar-alternative/ Zamzar wants your email, limits you to 50MB, and charges $18/month. Here is a better option with zero restrictions and zero file storage. Guides Sat, 23 May 2026 00:00:00 GMT https://privconvert.com/blog/introducing-priv-encrypted-file-format/ https://privconvert.com/blog/introducing-priv-encrypted-file-format/ Meet the .priv format - an open encrypted container that protects your files, filenames, and metadata with AES-256-GCM. Everything happens in your browser, zero server contact. Privacy Fri, 15 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-jpg-to-pdf/ https://privconvert.com/blog/how-to-convert-jpg-to-pdf/ Convert JPG images to PDF instantly - single images or a whole batch. No signup, no email, no file storage, and no daily limits. PDF Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-sign-pdf-online-free/ https://privconvert.com/blog/how-to-sign-pdf-online-free/ Add your signature to any PDF without printing, scanning or installing software. Draw, type or upload your signature in seconds. PDF Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-remove-password-from-pdf/ https://privconvert.com/blog/how-to-remove-password-from-pdf/ Have a password-protected PDF and want an unrestricted copy? Here is how to remove open and permission passwords when you know the password. PDF Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-excel-to-pdf/ https://privconvert.com/blog/how-to-convert-excel-to-pdf/ Convert Excel spreadsheets to PDF without losing formatting. Free, no signup, no file storage. Supports .xlsx and .xls up to 250 MB. Documents Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/convert-excel-to-csv/ https://privconvert.com/blog/convert-excel-to-csv/ Turn Excel spreadsheets (.xlsx, .xls) into clean CSV for data imports, database uploads and cross-platform compatibility. Free and private. Developer Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-webp-to-jpg/ https://privconvert.com/blog/how-to-convert-webp-to-jpg/ Downloaded a WebP image that will not open in your editor? Convert WebP to JPG in seconds - no software, works on any device. Images Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/png-vs-jpg-which-format/ https://privconvert.com/blog/png-vs-jpg-which-format/ PNG or JPG? Learn when to use each format - from web images and photography to logos and screenshots - and how to convert between them. Images Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-svg-to-png/ https://privconvert.com/blog/how-to-convert-svg-to-png/ SVG files don't work everywhere. Here's how to convert SVG to PNG in seconds — free, private, and without installing any software. Images Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/rar-vs-zip-vs-7z-compared/ https://privconvert.com/blog/rar-vs-zip-vs-7z-compared/ A practical comparison of the most popular archive formats. Learn the differences in compression, compatibility, and speed to pick the right one for every situation. Archives Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-convert-rar-to-zip/ https://privconvert.com/blog/how-to-convert-rar-to-zip/ Downloaded a .rar file and can't open it? Here's how to convert it to ZIP in seconds without installing WinRAR or any other software. Archives Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/tar-gz-vs-tar-bz2-vs-zip/ https://privconvert.com/blog/tar-gz-vs-tar-bz2-vs-zip/ Why does Linux use .tar.gz instead of .zip? A developer's guide to choosing the right archive format for deployments, backups, and file sharing. Archives Thu, 14 May 2026 00:00:00 GMT https://privconvert.com/blog/best-free-pdf-tools-2026/ https://privconvert.com/blog/best-free-pdf-tools-2026/ From splitting and merging to compressing and protecting - these are the best free tools for working with PDFs without uploading to shady websites. PDF Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/svg-vs-png-which-to-use/ https://privconvert.com/blog/svg-vs-png-which-to-use/ One scales to any size, the other supports every pixel. A practical comparison to help designers and developers choose the right image format. Images Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/file-conversion-privacy-checklist/ https://privconvert.com/blog/file-conversion-privacy-checklist/ Before you upload a file to any online converter, run through this checklist. Five simple questions that protect your data from being leaked or stored. Privacy Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/how-to-reduce-pdf-file-size/ https://privconvert.com/blog/how-to-reduce-pdf-file-size/ Your PDF is too large to email or upload. Here are three proven methods to compress it - from quick online tools to advanced techniques. PDF Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/batch-convert-images-guide/ https://privconvert.com/blog/batch-convert-images-guide/ Need to convert 200 PNGs to JPG? Or resize a whole folder of photos? Here is how to do it in seconds without installing any software. Images Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/word-to-pdf-formatting-tips/ https://privconvert.com/blog/word-to-pdf-formatting-tips/ Tables breaking, fonts changing, margins shifting - here is how to convert DOCX to PDF and keep everything exactly where it should be. Documents Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/protect-files-before-sharing-online/ https://privconvert.com/blog/protect-files-before-sharing-online/ Before you send that file, make sure it is not leaking your location, identity, or private data. A simple five-step checklist. Privacy Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/csv-json-xml-data-formats-explained/ https://privconvert.com/blog/csv-json-xml-data-formats-explained/ Three popular data formats, three different use cases. A plain-language guide to picking the right one and converting between them. Developer Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/why-websites-need-webp-images/ https://privconvert.com/blog/why-websites-need-webp-images/ WebP cuts image size by 30% with zero visible quality loss. Here is why it matters for your Core Web Vitals and SEO rankings. Images Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/merge-pdf-files-guide/ https://privconvert.com/blog/merge-pdf-files-guide/ Combine invoices, reports, or scanned pages into a single PDF in seconds. No software needed, no files stored. PDF Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/yaml-for-beginners/ https://privconvert.com/blog/yaml-for-beginners/ YAML powers Docker, Kubernetes, and CI/CD pipelines. Learn the basics in 5 minutes and never struggle with indentation again. Developer Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/online-file-converters-privacy-risks/ https://privconvert.com/blog/online-file-converters-privacy-risks/ Most free converters keep your files for days, scan them for data, or sell access to third parties. Here is what really happens behind the scenes. Privacy Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/image-formats-compared-2026/ https://privconvert.com/blog/image-formats-compared-2026/ A complete side-by-side comparison of every major image format. File size, quality, transparency, browser support - all in one place. Images Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/protect-images-with-watermarks/ https://privconvert.com/blog/protect-images-with-watermarks/ Why watermarking matters, where to place watermarks, and how to add them to your photos for free. A complete guide for photographers and creators. Images Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/extract-tables-from-pdf-to-excel/ https://privconvert.com/blog/extract-tables-from-pdf-to-excel/ Stop copy-pasting from PDFs. Learn how to pull data out of PDF files into editable Excel spreadsheets in seconds - free and private. PDF Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/markdown-to-pdf-for-developers/ https://privconvert.com/blog/markdown-to-pdf-for-developers/ Turn README files, documentation, and tech specs into professional PDFs. A practical guide for developers who live in Markdown. Developer Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/convert-word-documents-guide/ https://privconvert.com/blog/convert-word-documents-guide/ Word to PDF, HTML, TXT, and JPG - when to use each format, how to convert, and tips for keeping your formatting intact. Documents Tue, 12 May 2026 00:00:00 GMT https://privconvert.com/blog/compress-images-without-losing-quality/ https://privconvert.com/blog/compress-images-without-losing-quality/ Your website is slow and your emails keep bouncing because of large image files. Here is a practical guide to shrinking file sizes while keeping images sharp. Images Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/password-protect-pdf-free/ https://privconvert.com/blog/password-protect-pdf-free/ Sending sensitive documents over email? Adding a password to your PDF takes 30 seconds and keeps prying eyes out. No software needed. PDF Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/remove-exif-data-before-sharing-photos/ https://privconvert.com/blog/remove-exif-data-before-sharing-photos/ Every photo you take stores your GPS location, camera model, and the exact time it was taken. Here is why that matters and how to strip it out. Privacy Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/json-vs-csv-when-to-use-which/ https://privconvert.com/blog/json-vs-csv-when-to-use-which/ Both formats are popular, but they solve different problems. A clear comparison with real-world examples to help you pick the right one. Developer Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/convert-heic-to-jpg/ https://privconvert.com/blog/convert-heic-to-jpg/ iPhone photos not opening on your PC or Android? Here is why Apple uses HEIC and how to quickly convert your photos to universal JPG format. Images Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/what-is-webp-and-why-use-it/ https://privconvert.com/blog/what-is-webp-and-why-use-it/ WebP images are smaller, faster, and now supported everywhere. Learn what makes this format better than JPEG and PNG for the web. Images Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/why-not-use-ai-to-convert-files/ https://privconvert.com/blog/why-not-use-ai-to-convert-files/ AI chatbots can convert files, but they store everything you upload and may use it for training. Here is why a privacy-first tool is the smarter choice. Privacy Sun, 10 May 2026 00:00:00 GMT https://privconvert.com/blog/ai-file-upload-privacy-risks/ https://privconvert.com/blog/ai-file-upload-privacy-risks/ Your documents travel to AI servers, get read by models, stored for weeks, and possibly reviewed by humans. A step-by-step breakdown. Privacy Sun, 10 May 2026 00:00:00 GMT