How to Crop a Book Page PDF to Remove the Spine Shadow
Scanning a book page by page produces a PDF where every page has a dark, curved shadow running down the center, the shadow cast by the book spine...
How to Create a Searchable PDF From Paper Using a Phone Camera
Paper documents are stuck in the physical world until they are scanned or photographed.
How to OCR a PDF and Keep the Original Page Layout Intact
Running OCR PDF on a scanned document extracts the text, but the output often strips away the visual structure that made the original readable.
Why Does OCR Recognize the Same Character Differently on Different Pages of the Same Scanned Document
You run OCR on a scanned document and the letter e is recognized correctly on page one but appears as c on page three.
How to Split a Scanned Batch PDF So Each Physical Document Becomes Its Own Separate File
You place a stack of fifty invoices on a document scanner with an automatic document feeder.
How to OCR a PDF Receipt or Invoice and Export the Line Items Directly to a Spreadsheet
A shoebox of receipts. A folder of invoice PDFs. A year of business expenses that need to be entered into a spreadsheet for tax preparation, expense...
How to Crop a PDF to Remove Scanner Shadows and Dark Edges Without Losing Page Content
Every flatbed scanner has a lid. When that lid does not press the document perfectly flat, or when the document is smaller than the scanner bed, the...
How to Convert a Scanned PDF Directly to a Searchable Text File
You have a scanned PDF that you know contains useful text, but the text is locked inside images of printed pages.
How to OCR a PDF With Vertical or Right-to-Left Text Direction
Standard OCR engines are built on a fundamental assumption: text runs horizontally from left to right across the page.
How to Compress a PDF Created From Phone Camera Scans Without Making Text Blurry
Phone cameras have become the most convenient way to scan documents. Point your phone at a receipt, a form, or a contract, and within seconds you...
Why Does OCR Produce Unreadable Output on Documents With Colored Backgrounds
You scan a document with a subtle blue background, a colored form, or a printed certificate on tinted paper. The scan looks fine to your eyes.
How to Convert a Photo of a Hand-Drawn Sketch, Diagram, or Whiteboard Into a Clean PDF
After a brainstorming session, the whiteboard is covered with diagrams, flowcharts, and notes. You pull out your phone and take a photo.
How to Extract Text From a Scanned PDF in Only One Specific Language When Multiple Languages Are Present
You scan a bilingual menu. The dish names are in Italian. The descriptions are in English. The prices are numbers that are language-independent.
Can You Redact Handwritten Notes and Margin Scribbles From a Scanned PDF Properly
A student submits a scanned homework assignment with handwritten answers in the margins and between the printed questions.
How to OCR a Document That Contains Both Handwritten Notes and Typed Text Together
You scan a paper form that someone filled out by hand. The printed text on the form is clear.
How to OCR a PDF That Contains Multiple Languages or Non-English Text
You scan a bilingual contract. The left column is in English. The right column is in Spanish.
How to Scan Multiple Photos or Documents Into One PDF Using Just Your Phone Camera
You are at a conference. A speaker shares a printed handout. You want a digital copy, but there is no download link.
How to Translate Text Inside a PDF Photo or Screenshot Using Your Phone Camera
You are traveling and encounter a sign, a menu, a document, or a label in a language you cannot read.
How to Turn a Photo of a Printed Page Into Editable, Searchable Text Using OCR
You take a photo of a printed document with your phone. Maybe it is a page from a book at the library, a handout from a meeting, a receipt you need...
How to Separate a Two-Page Scanned Book Spread Into Individual Single PDF Pages
You scan an open book or a bound report on a flatbed scanner. Each scan captures two pages side by side, the left page and the right page, as a...
