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4 Easy Ways to Recognize Text in PDF

If you've ever tried to make changes to a PDF, you know how challenging it can be. However, PDF text recognition is the easiest and most successful method. In this approach, editing texts is a simple task. This post will teach you the most efficient method to recognize text in PDF.

Part 1. How to Recognize Text in PDF by Converting with OCR?

If you need a PDF solution, go no further than UPDF, a comprehensive and enterprise-grade option. There is a wide variety of options, and the creators are consistently incorporating feedback to improve the product.

It's simple to use and packed with helpful features. UPDF is not just a PDF editor, but also a PDF reader, PDF annotation tool, and PDF organizer. The best thing about UPDF is that it makes it easier for you to recognize words in PDF. Moreover, there are many other features as well. You can download it for a trial.

Here are the most important and popular features of UPDF:

  • Your PDF may be edited much like a Word document, allowing you to make changes to the current content with ease.
  • You can make your PDF documents stand out by highlighting text, paragraphs, and areas.
  • Blank pages and other PDF pages can be inserted using UPDF. Using UPDF, you can replace a single page or an entire PDF.
  • You can select from several different reading formats. It's possible to have many PDFs open in different tabs.
  • You can also digitally sign your PDF documents with ease.

Here are two ways on how to do OCR text recognition using UPDF:

Method 1: Recognize Text in PDF by Converting with OCR

Do you wish to recognize text in PDF for editing and managing it in depth? UPDF provides an OCR tool that allows you to recognize the text within a PDF by converting a scanned PDF document into an editable document. The dynamics are different with the OCR tool, which makes it a special addition to UPDF's features. Let's find out how you can perform the complete OCR function with this proficient PDF editor:

Step 1: Proceed to OCR Tool

Open the PDF document and navigate to the "Recognize Text Using OCR" button from the right panel.

recognize text in pdf

Step 2: Define Layout For OCR Function

With the menu that protrudes, select "Searchable PDF" in the Document Type section. You can define the "Layout" that will be followed by the OCR tool with the options available in the menu. Select the "Gear" icon to open the advanced layout settings. Check mark any option that you want to cover in the process.

ocr text in pdf

Step 3: Work Through the Language of the Document

Once you are done setting up the layout settings, propagate to the "Document Language" and select any language that you want to detect specifically out of the 38 options available on UPDF.

ocr text recognition

Step 4: Specify Image Resolution

Proceed to set the "Image Resolution" with the options available in the list. If you are not aware of the resolution properly, select the "Detect Optimal Resolution" button.

adobe text recognition

Step 5: Perform OCR and Recognize Text in PDF

Provide the specific page range of the document on which you have to perform the OCR and redirect to the "Perform OCR" button for execution. You must provide the saving location for the converted document and click on "Save" to recognize the text in the PDF.

pdf text recognition online

Method 2: Convert PDF to Text Format

Step 1: Download and Install UPDF

First, go to the official website of UPDF and download the latest version of UPDF. Now, launch the UPDF on your device.

Step 2. Open PDF and Click the "Export PDF" icon

Now, open the PDF document that you want to use for text recognition. You can manually open the PDF using the “Open File” option or you can simply drag and drop the PDF file in the UPDF interface.

open file in updf

Now, go to the top right panel of the interface and click on the “Export PDF” icon.

enter into export pdf mode

Step 3. Choose Output Format

You will see a list of output formats available in the UPDF. To recognize text, you have to convert your PDF document to text format. Select the text format.

choose pdf output format

Step 4. Turn On OCR Feature

Now, a pop-up window will appear. Turn on the OCR feature and set your language preference. You can also select the pages you want to use for text recognition.

turn on ocr function

Step 5. Convert PDF to Text

After setting up all the preferences, click on the “export” button and your PDF will be converted into a text file. Now, you can easily edit or change the text.

Above are the steps to convert PDF to Text. Is it simple? You can click the download button to get the trial.

export the changed format

Part 2. How to Recognize Text in PDF with Adobe Acrobat

When it comes to creating, editing, and reading PDF files, Adobe Acrobat is the gold standard. If you need to rapidly OCR documents on a Mac or PC, Adobe text recognition is a fantastic application to use.

  1. Launch Adobe Acrobat Pro DC and open the file.
  2. In the right-hand sidebar, select Scan and OCR.
  3. The Recognize Text option will show on the floating toolbar.
  4. To access it, choose it from the drop-down menu and then click In This File.
  5. To access the toolbar, choose Settings.
  6. To reduce the size of the final image, pick "Searchable Image" as the "Output" and "600 dpi" as the "Downsample To." Following OCR processing, the file size will be reduced.
  7. Make use of "Searchable Image (Exact)" if you don't care about file size. Following OCR processing, the output will be as close as possible to the original document.
  8. OCR can be initiated by clicking the blue Recognize Text icon.
  9. When finished, click Recognize Text again.
  10. Click the drop-down menu and choose Correct Recognized Text.
  11. In the event that Acrobat detects text that it believes may be misread, it will highlight that text in red.
  12. Inaccuracies in recognition may exist outside of the red boxes. Rather than showing a picture of the page, Acrobat will show the text layer that may be searched if you select the option to do so in the upper left.
  13. If you want to see the page picture again, uncheck the Review box or click Cancel.
  14. Keep going until the text is properly identified. Any text that has been accurately identified will not be highlighted in red.

Part 3. How to Recognize Text in PDF Online

With Google Drive's optical character recognition (OCR) tool, converting PDFs and images to text is a joy. Let's check over some options for PDF text recognition online.

  1. Sign into your Google Drive account and upload the files you want OCR. To access your own Google Drive, select it from the list of drives on the left side of the screen after clicking the New button. Choose to add files.
  2. To add a file to your Google Drive, select the Upload files option. Locate the document you'd want to convert into text format (whether it's a PDF, picture, or something else). Choose the Open option.
  3. Your copy of the document has been uploaded to Google Drive. With a right-click on the file, a context menu will appear.
  4. If Google Docs is shown as an option, select it. When a file is downloaded, a sheet icon will show. The OCR text in PDF conversion of your PDF or image file is now in progress at Google.
  5. The PDF will be converted to text and the file will open in Google Docs, but with little formatting. The newly created text file can be edited and formatted in any way you wish at this time.
copy text in google drive

Part 4. How to Use Bluebeam Text Recognition

Bluebeam Revu's professional design tools for creating, editing, measuring, and marking have made it a favorite of architects, engineers, and other specialists all around the world. The program's interface is dark and surrounded by several drawing tools when opened.

  1. Select File > Open to load the recognizable file.
  2. The OCR dialogue box contains a number of different tabs and settings.
  3. There are 14 languages and document types available for your selection. Additionally, you may upload files using the "File" tab.
  4. Then you can proceed to use the text recognition tool by clicking the OK button.
  5. Select Edit > PDF Content > Select Text to find text in your searchable PDF and copy it.
  6. Now, most of the text on your page should be accessible.
use bluebeam text recognition

Part 5. FAQs on Handwriting to Text

How do I get PDF to recognize text?

You can use the UPDF editor to recognize the text from your PDF files.

How do I turn on recognize text in Adobe?

Adobe Acrobat has the ability to read text from PDFs and images in many different languages.

In order to do optical character recognition (OCR), just open the scanned document or picture you need to process and then select Tools from the top right toolbar. If you want to recognize text in the current file, you may do so by clicking the In This File button in that sidebar's Recognize Text section.

Why does my PDF not recognize text?

The document is not searchable if it does not allow you to highlight text. When using the "Recognize Text" function on a PDF, the original scanning resolution needs to be 72 dpi or higher.


With all these methods available to recognize text in PDF, we recommend you to use UPDF. It is fast, secure and reliable.