How do you go directly to the parts that you want to review in a PDF? “Search” within the file, of course. But have you ever worked on a PDF not allowing you to search the content? Why you can’t search within some PDFs, how can you make a searchable PDF on mac with or without the help of Adobe? Here you will be revealed all about these.
What is a searchable PDF?
A searchable PDF is the PDF file composed of 2 layers, image layer and text layer. There in the text layer saves the text content and users are allowed to search for or locate the keyword within the document.
How to search a PDF on Mac?
According to different PDF viewers, the way to search in a PDF file may be different.
In Preview, go to Edit>Find or press “Command+F” to search the content within the file;
In Adobe, press “Command+F”, input the keyword you want to search within the file.
Why a PDF cannot be searched?
In most cases, the reason why a PDF cannot be searched is concluded as, the file is not originally generated from documents editors like Adobe, Microsoft Office, it is image-based, which means the text content is saved as bitmap font. These fonts cannot be recognized, therefore the PDF tool cannot do the matching to locate the keywords.
Hence, to make a PDF searchable, you need to make the image text to be recognized within the file. This is just OCR works for.
When talking about PDF, it reminds us of Adobe, its creator. And positively, Adobe products offer a solution to make a searchable PDF from scanned file with its built-in OCR feature. While, for those don’t use an Adobe product, no need to worry, there are also non-Adobe solutions for you in the following part.
If you need to perform OCR with other Adobe versions to make a searchable PDF from scanned files, go to the details and try.
Of course, not all of us have installed an Adobe. Never mind, the non-Adobe solution also surprise you with even better and more accurate results.
Like, Cisdem PDF Converter OCR for Mac, a professional PDF Converter with OCR feature enabling users to convert native and scanned PDFs into searchable PDF, Word, Excel, PPT, Keynote, HTML, Keynote and so on. It supports batch making searchable PDFs from scanned files, keeping original file quality as well. There won't be no worry about formatting issue and image resolution occuring in the conversion. More than 50 languages can be understood accurately by this powerful OCR PDF Converter.
No doubt, working as the most powerful comprehensive tool to manage PDFs, Adobe stands far above OCR PDF Converter. But when talking about performing OCR on a scanned file, Cisdem OCR PDF Converter for Mac does better than Adobe:
| Input format | Accuracy | Output Format | Price | |
| Adobe Acrobat | PDF(image can be imported) | Accurate, you can manually adjust the suspected errors | PDF, Word, Text, HTML, Image, Excel | US$14.99/Month |
| Cisdem PDF Converter OCR | PDF(Native and Scanned,Secured) | Highly accurate, you can keep the original file quality | Editable PDF, RTFD, DOCX, DOC, XLSX, PPTX, HTML, TEXT, ALTO, FB2, EPUB, ODT, PAGES and KEYNOTE | US$49.99/Life Time |
Just try before any commercial investment, and choose the one works for you.
2017-05-31 21:57:43 / Posted byJose Henline to OCR PDF Mac Follow @ Jose
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Image is widely used on Internet because it is highly web-friendly, that's the reason why so many files are stored in image files. But if you want to use the image contents, you need to perform ocr on it. Here we will introduce 3 efficient ways to ocr image on mac.
OCR PDF Mac
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