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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.
The best Linux PDF editor
The best Linux PDF editor isn't one tool — it's a combination. Flint covers GUI editing; CLI tools handle batch work.
4 minReadThe best Mac PDF editor
The best Mac PDF setup is Preview plus Flint. Free, fast, and covers everything most users need from Acrobat.
4 minReadThe best PDF editor for Android
The best Android PDF editor isn't on the Play Store — it's a browser tool. Flint handles edits, signatures, and pages without an install.
4 minReadThe best PDF editor for Chromebook
ChromeOS is built around Chrome. The best Chromebook PDF editor is a browser tool, not a Play Store app.
4 minReadThe best PDF editor for iOS
The best iOS PDF editor isn't in the App Store — it's a web tool that runs in Safari. Here's why Flint wins on iPhone and iPad.
4 minReadThe best PDF editor for iPad Pro
The iPad Pro is brilliant hardware. Flint is the browser-based PDF editor that finally treats it like the laptop replacement it is.
4 minReadThe best Windows PDF editor
The best Windows PDF setup is Edge plus Flint. Free, fast, no subscription. Covers most Acrobat use cases.
4 minReadWhat a browser-based PDF editor actually does
Browser-based PDF editors run in any tab without installs. Here's how they work, what's possible, and where they win over native apps.
4 minReadFlint vs Google Docs as a PDF editor
Google Docs converts PDFs to editable text and breaks layout. Flint edits PDFs as PDFs. Use each for what they do well.
4 minReadHow to add a signature to a PDF on iPad
Add signatures to PDFs on iPad in Safari, with finger or Pencil. Save once, stamp on as many pages as you need.
3 minReadHow to compress a PDF on Android
Compress PDFs on Android in Chrome. Turn 40 MB scans into 4 MB attachments without losing quality.
3 minReadHow to compress a PDF on iPhone
Compress PDFs on iPhone in Safari. Turn a 40 MB scan into a 4 MB attachment without losing readable quality.
3 minReadHow to compress a PDF on Mac
Compress PDFs on Mac. Preview has a built-in option (rough); Flint does it smarter with quality control.
3 minReadHow to compress a PDF on Windows
Compress PDFs on Windows in the browser. Quality control, no install — better than Word's option and Acrobat's price.
3 minReadHow to compress a PDF in Chrome
Compress PDFs in Chrome via Flint. Drag in PDF, pick quality, download smaller file. 30 seconds.
3 minReadHow to compress a PDF on Chromebook
Compress PDFs on Chromebook in Chrome. Turn huge scans into emailable files in seconds.
3 minReadHow to compress a PDF on Linux
Compress PDFs on Linux two ways — Flint in the browser for one-offs, Ghostscript for scripted batches.
4 minReadHow to convert a PDF on an Android phone
Convert PDFs to Word, images, and back on Android in Chrome. No Adobe, no Play Store install.
4 minReadHow to convert a PDF on iPhone
Convert PDFs on iPhone to Word, images, and back. Browser-based, fast, and free — no Adobe sign-in.
4 minReadHow to convert a PDF on Mac
Convert PDFs on Mac to Word, images, or back. Preview converts to images natively; Flint adds Word and reverse conversion.
4 minReadHow to convert a PDF on Windows
Convert PDFs on Windows to Word, images, or back. Browser-based, free, works in Edge or Chrome.
4 minReadHow to edit a PDF in Arc browser
Arc is Chromium-based and runs Flint cleanly. Edit PDFs in Arc with the same browser-based flow as Chrome.
3 minReadHow to edit a PDF in Brave
Brave is Chromium-based and runs Flint cleanly. Edit PDFs in Brave with the same privacy benefits Brave gives elsewhere.
3 minReadHow to edit a PDF in Chrome
Chrome opens PDFs but doesn't edit them. Flint adds full editing in the same browser. No extension required.
3 minReadHow to edit a PDF in Edge
Edge has the best built-in PDF reader of any browser. For real edits, pair it with Flint in another tab.
3 minReadHow to edit a PDF in Firefox
Firefox has improved PDF editing recently but still doesn't edit text. Flint covers it in the same browser tab.
3 minReadHow to edit a PDF in Safari
Safari opens PDFs cleanly but doesn't edit them. Flint adds editing in the same Safari tab. No extension.
3 minReadHow to edit a PDF on Android
Edit PDFs on Android directly in Chrome. Real text edits, signatures, page changes — no app from the Play Store.
4 minReadHow to edit a PDF on Chromebook
Chromebooks have basically nothing built in for PDFs. Flint in Chrome fills the gap — edit, sign, merge, free.
4 minReadHow to edit a PDF on iPad
Edit PDFs on iPad in Safari, with the bigger screen making real text edits actually pleasant. No Pencil required.
4 minReadHow to edit a PDF on iPhone
Edit PDFs directly in Safari on iPhone, no App Store detour and no Acrobat sign-in. Add text, fix typos, sign, and re-save in minutes.
4 minReadHow to edit a PDF on Mac
Edit PDFs on Mac in your browser. Real text edits, signatures, page changes — no Acrobat subscription.
4 minReadHow to edit a PDF on Windows
Edit PDFs on Windows in your browser. Real text edits, signatures, page management — no Acrobat subscription.
4 minReadHow to edit a PDF with Mac Preview
Preview handles annotation, signing, and page management beautifully. For real text edits, use Flint as the second step.
4 minReadHow to edit a PDF exported from QuickBooks
Edit QuickBooks-exported PDFs in Flint. Add notes to invoices, sign reports, merge statements into packs.
3 minReadHow to edit a PDF from Box
Edit PDFs from Box cloud storage. Download, edit in Flint, upload back. Simple two-tab flow.
3 minReadHow to edit a PDF from Dropbox
Edit PDFs stored in Dropbox via Flint. Download, edit in browser, upload back. No add-on needed.
3 minReadHow to edit a PDF from a Gmail attachment
Edit Gmail PDF attachments by downloading, editing in Flint, and replying with the edited file. Minute or two.
3 minReadHow to edit a PDF from Google Drive
Edit PDFs stored in Google Drive by downloading to Flint, editing, and uploading back. No Drive add-on required.
4 minReadHow to edit a PDF from iCloud
Edit PDFs from iCloud Drive on any device. Download via iCloud.com or Files, edit in Flint, save back.
4 minReadHow to edit a PDF from Microsoft Teams
Edit Teams PDF shares by downloading, editing in Flint, re-sharing. No Teams plugin required.
3 minReadHow to edit a PDF from Notion
Edit PDFs from Notion by downloading, editing in Flint, and replacing the embedded file. Two-tab workflow.
3 minReadHow to edit a PDF from OneDrive
Edit PDFs from OneDrive without an Office subscription. Download, edit in Flint, upload back. Free.
3 minReadHow to edit a PDF from an Outlook attachment
Edit Outlook PDF attachments by downloading, editing in Flint, and replying with the edited version. Works in web or desktop Outlook.
3 minReadHow to edit a PDF from a Pages document
Export Pages files to PDF cleanly, then polish in Flint — text edits, signatures, compression.
3 minReadHow to edit a PDF from Slack
Edit Slack PDF shares by downloading, editing in Flint, and re-sharing. Free, no Slack app required.
3 minReadHow to edit a PDF on Linux
Edit PDFs on Linux in your browser. Avoids the LibreOffice export quirks and the heavy native PDF editors.
4 minReadHow to edit a PDF on Mac without Acrobat
Skip the Adobe subscription. Edit PDFs on Mac with Preview plus Flint — covers everything Acrobat does at zero cost.
4 minReadHow to edit a PDF on MacBook Air
Edit PDFs on MacBook Air without bloated apps. Browser-based, fast, no subscription. Perfect for the Air's lightweight ethos.
3 minReadHow to edit a PDF on MacBook Pro
Edit PDFs on MacBook Pro in your browser. M-series speeds make the work instant — no Acrobat needed.
3 minReadHow to edit a PDF on Microsoft Surface
Edit PDFs on Surface devices in Edge plus Flint. Pen for signatures, keyboard for text, touch for everything else.
4 minReadHow to edit a PDF on Samsung Galaxy
Edit PDFs on Samsung Galaxy in Chrome, with S Pen for signatures and annotations. No Play Store install.
4 minReadHow to edit a PDF on Ubuntu
Edit PDFs on Ubuntu in the browser. Skips LibreOffice's PDF export quirks and the heavy native editors.
3 minReadHow to edit a PDF on Windows 10
Edit PDFs on Windows 10 in the browser. Free, fast, no app from the Microsoft Store.
3 minReadHow to edit a PDF on Windows 11
Edit PDFs on Windows 11 in Edge or Chrome. Browser-based, free, no Microsoft Store app required.
3 minReadHow to edit a PDF on Windows without Acrobat
Skip Adobe. Edit PDFs on Windows with Edge plus Flint — covers most Acrobat use cases at zero cost.
4 minReadHow to edit a PDF with Microsoft Edge
Edge handles annotation, signing, and form filling. For real text edits, use Flint in the same browser. Both free.
4 minReadHow to edit a PDF with Windows Photos
Windows Photos isn't a PDF editor. Use Flint for PDF edits. For PDF-from-images workflows, here's the right approach.
3 minReadHow to edit a PDF without Adobe or installation
Skip Adobe and skip installs. Edit PDFs in any browser via Flint — text, signatures, merge, free.
4 minReadHow to edit a PDF without Figma
Figma doesn't edit PDFs natively. Use Flint for PDF text edits and document management. Free, browser-based.
3 minRead