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The Flint PDF library
Short, practical pieces on PDFs — fixing a typo, signing a contract, getting a file under 25 MB, picking the right format, dealing with awkward scans. 965 articles and counting.
How to edit a PDF without Illustrator
Illustrator handles PDFs as vector graphics — good for design rework, overkill for simple text edits. Flint covers the everyday cases.
3 minReadHow to edit a PDF without installing anything
Skip the install dance. Edit PDFs in any browser via Flint — no apps, no extensions, no permissions.
3 minReadHow to edit a PDF without Microsoft Word
Word converts PDFs into Word docs and breaks layout. Flint edits PDFs without converting. Free, browser-based.
3 minReadHow to edit a PDF without Photoshop
Photoshop opens PDFs but rasterises them — text becomes pixels, layout breaks. Flint edits PDFs as PDFs.
3 minReadHow to export Canva as PDF and edit it
Export Canva designs to PDF cleanly, then use Flint for further edits — text fixes, signatures, page management.
3 minReadHow to export a Google Doc as a Flint-ready PDF
Export Google Docs to PDF the right way, then open in Flint for further edits or signing. Quick checklist.
3 minReadHow to make a PDF on Mac
Create PDFs on Mac from documents, images, or webpages. Built-in print-to-PDF handles most cases; Flint adds the polish.
3 minReadHow to make a PDF on Windows
Make PDFs on Windows from any app using Microsoft Print to PDF. Then polish in Flint — merge, edit, compress.
3 minReadHow to merge PDFs in Chrome
Merge PDFs in Chrome via Flint. Drag in source files, reorder, download one combined PDF.
3 minReadHow to merge PDFs on Android
Merge PDFs on Android in Chrome. Combine receipts, contracts, and scans into one tidy file in seconds.
3 minReadHow to merge PDFs on Chromebook
Merge PDFs on Chromebook in Chrome. Drag in source files, reorder, download a combined PDF. No app required.
3 minReadHow to merge PDFs on iPhone
Merge PDFs on iPhone directly in Safari. Combine receipts, contracts, or scans into a single tidy document in under a minute.
3 minReadHow to merge PDFs on Mac
Merge PDFs on Mac with Preview's drag-and-drop, or Flint for bigger jobs and clean page reordering.
3 minReadHow to merge PDFs on Windows
Merge PDFs on Windows in the browser. Drag in files, reorder, download a single combined PDF. No install.
3 minReadHow to print a PDF from iPhone
Print PDFs from iPhone using AirPrint, or 'print' to PDF for a re-saved copy. Plus how to grab just the pages you need.
3 minReadHow to print a Keynote file as a PDF
Export Keynote presentations as PDFs for sharing. Edit the result in Flint to compress, sign, or add annotations.
3 minReadHow to print to PDF on Mac
Print to PDF on Mac from any app — it's been in the print dialog since macOS 10. Edit in Flint afterward.
3 minReadHow to print to PDF on Windows
Print to PDF on Windows from any app using the built-in Microsoft Print to PDF printer. Then polish in Flint.
3 minReadHow to rotate a PDF on Android
Rotate PDF pages on Android in Chrome to fix scans that came out sideways. Save the corrected file in a minute.
3 minReadHow to rotate PDF pages on iPhone
Fix sideways or upside-down PDF pages on iPhone in Safari. Rotate individual pages or the whole document in seconds.
3 minReadHow to save a webpage as a PDF on iPhone
Save webpages as PDFs on iPhone using Safari, then edit, sign, or share with Flint. Useful for receipts, articles, and confirmations.
3 minReadHow to save a webpage as a PDF on Mac
Save webpages as PDFs on Mac with the print dialog. Then edit in Flint to trim banners, ads, or whole pages.
3 minReadHow to save a webpage as a PDF on Windows
Save webpages as PDFs on Windows with Ctrl+P. Edit with Flint to trim ads, banners, and unwanted pages.
3 minReadHow to save PDF edits to the cloud
Save PDF edits to any cloud service. Edit in Flint locally, then upload to Drive, Dropbox, OneDrive, iCloud, or Box.
4 minReadHow to scan a document to PDF on iPhone
Scan documents to PDF with your iPhone's built-in scanner, then polish the result in Flint — compress, sign, or edit in Safari.
4 minReadHow to scan a document to PDF on Android
Use Google Drive or your phone's scanner to make PDFs from paper documents, then polish them in Flint.
4 minReadHow to send a PDF to Google Drive
Send PDFs to Google Drive from desktop or mobile. Edit and compress in Flint before uploading to keep things tidy.
3 minReadHow to share a PDF from Android
Share PDFs from Android via email, cloud, WhatsApp, or Nearby Share. Prep with Flint to keep files small and tidy.
3 minReadHow to share a PDF from Mac
Share PDFs from Mac via Mail, AirDrop, Messages, or cloud. Compress and sign with Flint before to keep things tidy.
3 minReadHow to share a PDF on iPhone
Share PDFs from iPhone the right way — AirDrop for nearby, Mail for clients, cloud links for huge files. With Flint for the edits before.
3 minReadHow to sign a PDF on Android
Sign PDFs on Android in Chrome. Finger or S Pen, no Play Store detour, no DocuSign account.
3 minReadHow to sign a PDF on Chromebook
Sign PDFs on Chromebook in Chrome. Finger on touchscreen, stylus, or trackpad — no app or sign-in required.
3 minReadHow to sign a PDF on iPad with Apple Pencil
Use your Apple Pencil to sign PDFs in Safari on iPad. Pencil pressure makes the signature look like the one on your passport.
3 minReadHow to sign a PDF on iPhone
Sign PDFs on iPhone in Safari with a finger-drawn signature. No app install, no DocuSign account, no faff.
3 minReadHow to sign a PDF on Mac
Sign PDFs on Mac three ways — Preview, Flint in Safari, or trackpad. Choose by what you need beyond just the signature.
4 minReadHow to sign a PDF on Windows
Sign PDFs on Windows with Edge's pen tool, Flint in the browser, or a Surface stylus. Three free options.
4 minReadHow to sign a PDF in Chrome
Sign PDFs in Chrome with Flint. Draw signature, place it, download. No extension or account required.
3 minReadHow to sign a PDF on Linux
Sign PDFs on Linux in your browser. No Wine, no proprietary apps, no install. Works on every distro.
3 minReadMac Preview vs Flint for PDF editing
Preview's free and built-in; Flint adds real text editing. Here's when each one wins on a Mac.
4 minReadWhy PDF tools belong in the browser
PDFs arrive in the browser (email, Drive, Slack). The editor should be there too. Here's why browser-based wins.
4 minRead