MyPDFKitty blog
Practical guides on editing, converting, compressing, signing, and using AI on PDFs.
Featured guides
PDF editing
How to Redact a PDF (Real Redaction, Not Black Boxes)
Permanently hide sensitive info in a PDF — names, SSNs, account numbers. Real redaction strips the underlying text so it can't be recovered.
PDF editing
How to Remove the Password from a PDF
Remove a password from a PDF you own. Two kinds of PDF passwords explained, when each can be removed, and how to do it in your browser.
PDF editing
How to Add Page Numbers to a PDF
Add page numbers to an existing PDF in 30 seconds — bottom-center, bottom-right, or any position. Format as 1, 2, 3 or Page 1 of 60.
PDF editing guides
How to Redact a PDF (Real Redaction, Not Black Boxes)
Permanently hide sensitive info in a PDF — names, SSNs, account numbers. Real redaction strips the underlying text so it can't be recovered.
How to Remove the Password from a PDF
Remove a password from a PDF you own. Two kinds of PDF passwords explained, when each can be removed, and how to do it in your browser.
How to Add Page Numbers to a PDF
Add page numbers to an existing PDF in 30 seconds — bottom-center, bottom-right, or any position. Format as 1, 2, 3 or Page 1 of 60.
How to Extract Pages from a PDF
Pull specific pages out of a PDF into a new file. Single page, range, or non-contiguous selection — fast in your browser.
Gmail Attachment Size Limit — and How to Send Bigger Files
Gmail caps attachments at 25 MB, but base64 encoding inflates files ~33% in transit. Real-world limit is closer to 18 MB on disk. Compression and Drive integration explained.
PDF Compression Explained — Lossy vs. Lossless
PDF compression isn't one thing — it's a mix of lossless (always safe) and lossy (visible at high settings) techniques. Here's what each does.
How to Sign a PDF Online Free
Sign a PDF online for free in under a minute — no install, no credit card.
How to Compress a PDF Online Free
Shrink a PDF online for free so you can email it or upload it without limits.
How to Merge PDF Files Online Free
Combine multiple PDFs into one file online — free, no install.
How to Split a PDF Online Free
Extract specific pages or split a PDF into multiple files online for free.
How to Edit a PDF Online Free
Add text, signatures, images, and notes to a PDF online — free.
How to Compress a PDF Online
Learn how to compress a PDF online, reduce file size, and make PDFs easier to email or upload using MyPDFKitty.
How to Merge PDF Files Online
Combine multiple PDFs into one in your browser. A simple step-by-step guide using MyPDFKitty.
How to Split a PDF Online
Extract specific pages or split a PDF into multiple files online with MyPDFKitty.
How to Edit a PDF Online
Add text, signatures, images, notes and highlights to PDFs in your browser using MyPDFKitty.
How to Sign a PDF Online
Sign a PDF in your browser by typing, drawing, or uploading your signature with MyPDFKitty.
PDF conversion guides
OCR Explained — What It Is and When You Need It
OCR converts images of text into real text. When to use it (scanned PDFs, photos of documents) and when not to (already-text PDFs).
How to Make a PDF Searchable (Even Scanned Ones)
Make a PDF searchable by running OCR — turns image-only scans into text you can search, copy, and edit. 25 languages supported, free in your browser.
How to Convert PDF to Word Online Free
Convert a PDF to an editable .docx for free in your browser.
How to Convert JPG to PNG Online Free
Convert JPG to PNG free, in your browser — no upload to a server.
How to Convert JPG to PDF Online Free
Combine images into a single PDF online — free.
How to Convert Word to PDF Online Free
Convert .docx to PDF online — free, no install.
How to Convert PDF to Word
Turn PDFs into editable .docx files online with MyPDFKitty.
How to Convert Word to PDF
Export Word documents as clean PDFs online with MyPDFKitty.
How to Convert JPG to PDF
Combine images into a single PDF online using MyPDFKitty.
How to Convert PDF to JPG
Export each page of a PDF as a JPG image with MyPDFKitty.
How to Convert a Scanned PDF to Text
Use OCR to make a scanned PDF searchable, selectable, and editable with MyPDFKitty.
AI PDF guides
How to Translate a PDF Online Free
Translate any PDF between 25+ languages online with AI — free.
How to Translate Hindi PDF to English Online Free
Convert a Hindi PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Spanish PDF to English Online Free
Convert a Spanish PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Chinese PDF to English Online Free
Convert a Chinese PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate French PDF to English Online Free
Convert a French PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Arabic PDF to English Online Free
Convert a Arabic PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Japanese PDF to English Online Free
Convert a Japanese PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Korean PDF to English Online Free
Convert a Korean PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate German PDF to English Online Free
Convert a German PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Portuguese PDF to English Online Free
Convert a Portuguese PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Translate Russian PDF to English Online Free
Convert a Russian PDF into English online for free with AI. Step-by-step guide using MyPDFKitty.
How to Summarize a PDF with AI Free
Summarize a PDF with AI online — free, with smart limits.
How to Summarize a PDF with AI
Use AI to summarize long PDFs into short summaries, key points, takeaways, and actions with MyPDFKitty.
Best AI PDF Summarizer Tools in 2026
A comparison of AI PDF summarizers for students, professionals and small teams.
How to Chat With a PDF
Ask questions about a PDF and get answers grounded in the document with MyPDFKitty.
Business documents guides
Are Electronic Signatures Legally Binding? A Practical Guide
Electronic signatures are legally binding for almost all business agreements in the US, EU, UK, Canada, and Australia. ESIGN, eIDAS, and when you still need a wet signature.
How to Send an NDA Online for Free
Send a non-disclosure agreement to the other party for online signature — free up to 10 envelopes/month, audit trail included, no DocuSign account.
How to Fill Out a W-9 Online
Fill out IRS Form W-9 online and send it to the requester. No printing, no scanning. Works on any browser, free.
How to Compress a PDF for Email
Shrink PDFs to fit Gmail and Outlook attachment limits using MyPDFKitty.