OCR PDF Online Guide: Make PDF Searcheable

One of the best ways to convert images and scanned documents into searchable and editable file is by performing OCR on them. Today, there are several OCR PDF online tools that do not require users to download any software on their device and work on any device regardless of its OS or specifications. Here, we will discuss 3 methods that will 100% work every time you need to OCR PDF Online.

Note: OCRing PDFs online is quick and convenient, but it's not ideal for users who need to process multiple PDFs or large files with over 100 pages. For such tasks, a professional PDF OCR tool like UPDF is recommended. UPDF excels at handling large PDFs with exceptional accuracy. Its AI features also allow you to instantly locate all OCR pages within a document and repair them with a single click. To learn more, refer to Part 2 or click the button below to try it out. The OCR feature is available on both Windows and Mac versions.

Part 1: Top 3 Online OCR PDF Tools Meet Your Needs

If you are looking for a convenient and reliable method to convert uneditable scanned PDFs into usable text—to meet your text extraction, editing, and retrieval needs for your studies, work, or daily life—then the following three online tools offer an ideal solution.

Top 1. OCR PDF Online with UPDF AI Online

UPDF AI Online is a web-based AI document tool designed to help users understand, convert, and work with PDFs more efficiently. Instead of focusing only on basic PDF editing, it combines AI-powered document processing with practical features such as OCR, content extraction, and file conversion—all accessible directly in the browser without installing software.

Why Use UPDF AI Online for OCR PDF Online?

When it comes to OCR PDF online, UPDF AI Online stands out for its simplicity and accuracy. It allows users to turn scanned PDFs into editable documents such as Word with just a few clicks, making it suitable for both occasional users and professionals.

Key highlights include:

• Accurate OCR for scanned PDFs and image-based documents
• Support for converting scanned PDFs into editable Word, Excel, and PowerPoint files
• Fast processing without complex settings
• Fully online workflow—no download required
• OCR results that can be further used for AI-powered reading, summarizing, or translating

This makes UPDF AI Online not just an OCR tool, but a complete solution for handling scanned documents.

Method 1. How to OCR a PDF and Turn It to Word Online

If you want to convert a scanned PDF to an editable format such as Word, then you can follow these simple steps to OCR a PDF online:

• Open UPDF AI Online in your browser.

• Click the "Convert PDF" button below the message box and upload your scanned PDF file.

• Click "Convert this file to Word format" and press Enter. UPDF AI Online will automatically perform OCR on the uploaded PDF and convert it into an editable Word document. If you want to convert a scanned PDF to Excel or PowerPoint, go to the corresponding page and upload your scanned PDF.

• UPDF AI will instantly convert the uploaded PDF for you. You can then download it.

With this streamlined process, users can quickly convert scanned PDFs into editable formats and continue working on their documents without interruptions.

Method 2. How to OCR a PDF Online to Simply Extract Text

Sometimes, you may not need to convert a scanned PDF into Word or Excel. You may simply want to extract text for copying, reading, or further analysis. In this case, using OCR to extract text online is a practical solution.

In such cases, you can extract text by taking a screenshot of the scanned content and letting AI recognize the text from the image. This method is especially useful when you only need text from specific pages or sections.

Steps to Extract Text from a Scanned PDF Using UPDF AI Online

• Open UPDF AI Online in your browser.

• Open your scanned PDF file and locate the page or area you want to extract text from.
• Take a screenshot of the relevant part of the PDF.
• Paste the screenshot image into the UPDF AI Online message box.
• Enter a prompt such as "Extract the text from this image."
• UPDF AI Online will recognize the text in the image and return it in editable form.

Top 2. OCR PDF Online with DeftPDF

DeftPDF is an online PDF tool designed to meet all your PDF creation and editing needs. It offers a range of features for PDF editing and organization, including OCR. With its OCR feature, you can scan PDFs or upload images to convert them into editable, searchable text. This tool supports multiple languages for OCR and allows you to edit the OCR file after conversion. Below are the steps to OCR your PDF online with DeftPDF.

1. Open DeftPDF and select OCR to PDF from All Tools.

We will begin by opening the DeftPDF website. Once the website loads, the top bar will display multiple options; click "All Tools”. In this option, you can find the "OCR to PDF” option within the Convert section. When you click the “OCR to PDF” option, you will be taken to a file upload screen where you can upload the desired file from your local storage, Google Drive, Dropbox, or a URL.

2. Apply OCR after setting language and format.

After the file upload is complete, you will move to the OCR feature, where you need to select the language. In most cases, the text in PDF will be in English language, so you need to select "English”. Similarly, if you want to extract the text from a PDF document, you may choose the output format as "Text File"; otherwise, go with "Searchable PDF”. After you are done with all these options, click “Recognize Text on All Pages” and it will start the OCR processing on your document.

3. Download file to offline storage or save to Cloud.

When the OCR processing is complete, your document will be ready for downloading. You can download it to offline storage or upload it to Google Drive and Dropbox. DeftPDF does not stop here since you get many other options, including file renaming, sharing across different platforms, printing the OCR file, deleting it and starting from the beginning or continue to apply other PDF editing features on the newly created OCR file.

Top 3. OCR a PDF Online with Sejda

Although it accepts only PDF files and does not support uploading images directly, it still delivers strong online OCR performance and includes several PDF editing tools. It supports multiple languages, and you can save the OCR file as a searchable PDF or text. In addition to OCR, you can work on PDF editing, compressing, security, signatures, organization, and more. Here are the steps to OCR your PDF online with Sejda:

1. Click OCR from Sejda home page

Open the Sejda website and keep scrolling down until you reach the “Scans” section. This section contains the “OCR" option that we will be using there, so click on it. Clicking the OCR option will take you to the file upload screen, where you may upload from offline storage, Dropbox, OneDrive, Google Drive, or a web URL.

2. Choose output format and language, then start OCR.

Since you want to perform OCR on the whole document, you need to set OCR options from bottom of the screen. The language must be set to document text language, in this case, is "English". Similarly, you need to check one of the output formats from "PDF” and “Text”. It depends on how you want to use the content and if you want a searchable PDF document or not. The last thing here is to click "Recognize Text on All Pages” and it will start processing OCR on the uploaded document.

3. Download the OCR file on your device.

After a few seconds of processing, the OCR file will be available for downloading with its preview available as well. You may download it on the offline storage or save it to cloud platforms like OneDrive, Google Drive, or Dropbox.

Apart from saving, Sejda allows you to directly share or print the OCR document. Additionally, you can start working on the PDF File with the built-in PDF editing and organization tools from Sedja right here.

Part 2. How to OCR PDF Offline With UPDF with Clicks

Now that you have the basic overview and the working process of the online OCR tools, it is important to know why using an offline tool is better. Multiple reasons will back this decision, including:

• High accuracy in the OCR conversion
• Quick conversion
• Not relying on an internet connection for even the smallest conversions
• Privacy when working with confidential documents

While online OCR tools offer convenience for smaller tasks, they often fall short when handling large or multiple PDFs. That's where UPDF stands out. As a powerful PDF editor with built-in OCR capabilities, UPDF provides a seamless solution for processing large files with precision and efficiency.

Software	Features	UPDF	DeftPDF	Sejda
OCR PDF	OCR PDF
	Searchable PDF
	Image Only PDF
AI Assistant	Translate PDF
	Summarize PDF
	Explain PDF
	Convert PDF to Mind Map
	Text Extraction with AI
Convert PDF	Convert to PDF
	Convert from PDF
Organize PDF	Extract pages
	Merge documents
	Split documents

After comparing UPDF with online alternatives, its advantages become immediately apparent. Its most powerful feature is that it eliminates the need to manually inspect and replace OCR pages one by one; instead, its AI technology detects page content with a single click, allowing you to instantly pinpoint the exact location of the issue and resolve it with another click. So, let's see how it works with the steps below:

Step 1. Open PDF in UPDF

Access UPDF across your device and select the "Open File" button at the top to add your PDF file, proceed to the "Organize Pages" button on the left section to open a new window.

Step 2. Select AI Check Pages

On the new window, look for the “AI Check Pages” button and tap to execute the process.

Step 3. Verify OCR Pages and Convert

You can view the checked results in the right section of the window and discover the detected OCR pages within the PDF. To easily fix it and make it editable, tap the "OCR" button adjacent to it.

Step 4. Define Settings for OCR

A new window opens up, which requires defining the OCR detection settings. Select the "Editable PDF (Dual-layer OCR)" option and set the other settings before clicking "Convert."

Step 5. View Editable PDF in UPDF

UPDF asks you to save the OCR file in an appropriate location and then performs the conversion process. It automatically opens up the editable PDF file to let you check the results.

Then you've converted all your OCR pages with simple steps. Good tools always make things twice as easy.

Conclusion

Whenever you come across a document that contains text in scanned or image format, it becomes essential to perform OCR PDF online or offline on it. While both the offline and online options get the job done, the experience is much better with the offline tool UPDF. It is because of the privacy, security, and quick processing it offers. Moreover, you do not need an internet connection to perform OCR and still get amazing accuracy of up to 99% when performing OCR. Also, UPDF can work on Windows, Mac, iOS, Android and Al Assistant can work on Web, Windows, Mac, Android and iOS, allowing you to access OCR functionality anytime, anywhere. So, if you also want to use the UPDF OCR feature, download it on your device today. And if you like UPDF, you can unlock all free trail limitation at a low price via clicking here.