Pdfyra Blog

Simple guides to get your PDF work done faster.

How to Add Page Numbers to a PDF (Position, Format, Start Number)

PDF pages without numbers? Learn how to add page numbers to a PDF online or on your phone, choose the position and format, start from any number and skip the cover page.

How to Compress Multiple PDF Files at Once (Batch Compress)

Many PDFs to shrink and no time to do them one by one? Learn how to compress multiple PDF files together online or on your phone with Batch Process.

How to Chat with a PDF: Get a Summary, Key Points and Answers with AI

Long PDF and no time to read it all? Learn how to chat with a PDF using AI online or on your phone: get a summary, key points, risky clauses, tables and translations.

How to Back Up Your PDF Files to the Cloud and Access Them Anywhere

Afraid of losing an important PDF? Learn how to back up PDF files to the cloud with Cloud Sync, so you can access them across your devices, online or on your phone.

How to Compare Two PDF Files and Spot the Differences

Two versions of the same PDF and no idea what changed? Learn how to compare two PDF files online or on your phone and spot the differences quickly.

How to Compress a PDF to an Exact Size (100 KB, 200 KB, 1 MB)

Form says PDF must be under 200 KB? Learn how to compress a PDF to an exact target size online or on your phone, by choosing a size like 100 KB, 500 KB or 2 MB.

How to Convert PDF to Word, Excel or PowerPoint (and Back)

Need to edit a PDF in Word or turn a Word file into PDF? Learn how to convert PDF to Word, Excel, PowerPoint, PDF/A and Markdown, and back, online or on your phone.

How to Edit a PDF: Add Text, Images and Shapes Online

Need to add a line, a picture or a box to a PDF? Learn how to edit a PDF online or on your phone by adding text, images, rectangles, ellipses and lines, then save the new file.

How to Edit PDF Metadata: Change Title, Author and Properties

Wrong title or author name showing in your PDF? Learn how to edit PDF metadata online or on your phone, and change or clear the title, author, subject and keywords.

How to Fill a PDF Form Online (On Your Phone, No Printing)

Got a PDF form to fill? Learn how to fill out a PDF form online or on your phone, type into the fields and save the completed file without printing.

How to Listen to a PDF: Read Aloud with Speed and Voice Control

Too tired to read a long PDF? Learn how to listen to a PDF with a read aloud tool online or on your phone, with your own speed and voice.

How to Make a Scanned PDF Searchable and Copyable (OCR PDF)

Cannot search or copy text in a scanned PDF? Learn how to make a scanned PDF searchable with OCR online or on your phone, while the pages look exactly the same.

PDF Presets: Compress, Watermark and Protect a PDF in One Tap

Doing the same PDF steps again and again? Learn how to use presets to add page numbers, watermark, compress or password protect a PDF in one go, online or on your phone.

How to Redact a PDF: Hide Aadhaar, PAN and Phone Numbers Permanently

Need to share a document without your private details? Learn how to redact a PDF online or on your phone, auto-detect Aadhaar, PAN, card and phone numbers, or draw boxes by hand.

How to Repair a Corrupted or Damaged PDF and Recover Its Pages

PDF will not open or shows an error? Learn how to repair a corrupted or damaged PDF online or on your phone and recover its pages into a new file.

How to Split a PDF and Save Only the Pages You Need (Free)

Need only a few pages from a big PDF? Learn how to split a PDF online or on your phone, take out the pages you want and save them as a new file in a few taps.

How to Add a Watermark to a PDF (Text or Image)

Want to mark a PDF as confidential or add your logo? Learn how to add a text or image watermark to a PDF online or on your phone, with your own color, opacity and angle.

How to Change Photo Background Color for Exam Forms (Free)

Exam form rejected your photo because of the background? Learn how to change photo background color and resize it for exam forms online or on your phone.

How to Compress a PDF and Reduce File Size (Free, on Your Phone)

PDF too big to email or upload? Learn how to compress a PDF online or on your phone, reduce the file size and keep it easy to read, in a few taps.

How to Crop a PDF and Remove Extra Margins (Free)

Scanned pages with black edges or too much white space? Learn how to crop PDF pages online or on your phone and keep only the part you need.

How to Delete Pages from a PDF (Free, on Your Phone)

Blank, extra or private pages in your PDF? Learn how to delete pages from a PDF online or on your phone and save a clean file in a few taps.

How to Extract Pages from a PDF (Free, on Your Phone)

Need only a few pages from a long PDF? Learn how to extract pages from a PDF online or on your phone and save them as a new file in a few taps.

How to Extract Text from a Scanned PDF or Image (OCR, Free)

Can't copy text from a scanned PDF or a photo? Learn how to extract text with OCR online or on your phone, so you can copy, edit and reuse it.

How to Convert Images to PDF (JPG, PNG to PDF, Free)

Have photos or screenshots you need as a PDF? Learn how to convert images to PDF online or on your phone and combine them into one file in a few taps.

How to Merge PDF Files on Your Phone (Free, No Software)

Need to combine several PDFs into one file? Here is a simple step-by-step guide to merge PDF files online or on your phone, in the right order, in a few taps.

How to Password Protect a PDF (Lock Your File)

Sending a private document? Learn how to add a password to a PDF online or on your phone, so only the people who know the password can open it.

How to Convert PDF to Image (JPG or PNG, Free)

Need a PDF page as a picture? Learn how to convert PDF to image online or on your phone, so you can share it on WhatsApp, post it or upload it as a photo.

How to Scan a QR Code Online (From Camera or Image, Free)

Have a QR code in a screenshot or on paper? Learn how to scan a QR code online with your camera or from an image, with no extra app needed.

How to Rearrange Pages in a PDF (Free, on Your Phone)

Pages in the wrong order? Learn how to rearrange, reorder and organize PDF pages online or on your phone in a few taps, without any software.

How to Rotate PDF Pages and Save Them Permanently (Free)

Scanned pages sideways or upside down? Learn how to rotate PDF pages online or on your phone and save the fixed file in a few taps.

How to Scan Documents to PDF with Your Phone (Free)

No scanner at hand? Learn how to scan documents to PDF with your phone camera, get clean pages and save everything as one PDF file in a few taps.

How to Sign a PDF Online: Draw or Type Your Signature

Need to sign a PDF without printing it? Learn how to add your signature to a PDF online or on your phone, place it on the right page and download the signed file.

How to Unlock a PDF and Remove Its Password (If You Know It)

Tired of typing a password every time you open a PDF? Learn how to remove password protection, print and edit restrictions from a PDF online or on your phone.