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The 8 Most Reliable and Fastest Korean OCR Tools You Could Find

Optical character recognition (OCR) tools enable you to convert printed documents and images to editable PDFs. Here are the best ones supporting the Korean language.

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Sometimes, we need to edit documents using our computers or mobile devices. You can convert them to digital copies using scanners. However, you can't edit scanned documents. The problem worsens when the document is in another language - Korean, for example.

To solve the problem, you can use Korean OCR tools. They allow you to convert Korean documents from image to text or text to image.

Here, we will introduce you to the 8 best Korean OCR tools you can use.

Part 1: Why Is It Difficult To Convert Handwritten Kannada Text From Images?

Tool Name
What we like about it
Convertio OCR Web Starts at $4.99 Has a clean interface, making it easy to use
Google Docs Web Free Free to use if you use Google Docs to upload the images
HiPDF Web $39.99/year One-stop shop for your PDF needs if you don't want to install a program on your computer
PDFelement Windows, macOS, Android, iOS Starts at $79.99/ year A powerful tool that has solutions to all your PDF problems. Very fast, feature-rich, and reliable
Adobe Acrobat Windows, macOS $19.99 One of the most known and reliable document tools on the market
Cisdem PDF Converter OCR macOS $49.99 Has advanced OCR technology but remains easy to use
OCR Korean Word iOS $9.99/year Has an in-built dictionary, allowing you to translate words easily
Ace Scanner (OCR) and Translator Android $200/year Not only allows you to convert Korean text documents to images or vice versa but also to translate directly to another language

Part 2: 3 Best Online Korean OCR Tools

1. Convertio OCR

Convertio OCR is one of the best web-based Korean tools. It lets you quickly convert an image to a TXT file, PDF, or another file type. Because Convertio is a web-based tool, it will not use your computer's processing power. That also means it is available on most platforms as long as you have internet access.

Convertio has other features aside from its OCR. For example, you can use it to convert files to another file type.

Conversio OCR's pricing varies, depending on how many pages you want to convert.


Easy to use

Available on many platforms

Supports many file types


You can’t convert from text to image

The free version allows you to convert only the 10 pages

interface of convertio ocr

Step 1 Click Choose File or the Folder Icon to upload files from your computer. Alternatively, click the Dropbox or Google Drive icon to select files from those places.

Step 2 Select the languages used in the document.

Step 3 Select your desired output format.

Step 4 Click Recognize.

2. Google Docs

Google Docs needs no introduction. Indeed, you are familiar with it already. But what you might not know is that it has an OCR tool, and it supports Korean. When uploading an image to Google Docs, you have the option to convert it to PDF quickly. It's very hassle-free.

Unfortunately, Google Docs has many imperfections - as expected from a free tool. For example, a bulleted list and tables will not show in the converted file.


Completely free

Easy to use

Available on many platforms


Lacking when it comes to formatting

Limited to four image file types

Step 1 Open Google Drive and log into your account if you haven't logged in yet.

Step 2 Click the + New button at the top left corner of the screen.

Step 3 Select File Upload.

Step 4 Find the image or file you want to convert to text and click Open.

Step 5 Once the file has been successfully uploaded, right-click it.

Step 6 Hover your cursor over Open With, then select Google Docs.

Step 7 While loading the file, you will see a sheet icon. That's the signal that Google Docs is in the process of converting the file with OCR.

google docs processing ocr

3. HiPDF

When it comes to PDFs, HiPDF is your best friend. It has plenty of tools you can choose from, including but not limited to rearranging PDF pages, converting PDFs, and OCR. HiPDF is loaded with powerful features that enable you to convert and manipulate PDFs quickly. Indeed, it is one of - if not the - best online Korean OCR tools.

Whenever using web services, data privacy is always an issue. You don't have to worry about that if you use HiPDF to convert your files with OCR. It deletes the files you uploaded within one hour.


Easy to use


Feature Rich

Available on many platforms


The free version does not allow batch conversion

Step 1 Open HiPDF's online OCR tool.

Step 2 Click Choose File to upload the document or image you want to convert. You can also click the arrow down button to open the drop-down menu. That will allow you to select files from Dropbox, Box, or OneDrive.

choosing files for hipdf ocr

Step 3 Click OCR Settings and select Korean for the language. It appears before Bahasa Indonesia.

selecting language on hipdf ocr

Step 4 Select your desired output format, then click Submit.

Step 5 Click Convert.

converting files on hipdf ocr

Step 6 Wait for the conversion to finish, then click Download.

hipdf processing ocr
hipdf ocr interface after conversion

Part 3: 3 Best Korean Image to Text Converters for Mac/Windows

1. PDFelement

Wondershare PDFelement - PDF Editor is a program you can always rely on whenever PDFs are involved. Its powerful and handy features can increase your productivity.

Technology reviewing website TechRadar praised PDFelement's OCR. It described the tool as "a reliable and robust OCR system that tends to work better" than its rivals. And that is only one feature of PDFelement. You will have several more that make it stand out.


Feature Rich

Fast and reliable

User Friendly

Does not have high system requirements


The free version does not have access to all the features.

Step 1 Launch PDFelement, then select OCR. If it is your first time using this tool, you will need to download it first. After downloading, click OCR again.

ocr option on pdfelement

Step 2 Locate the PDF file you want to convert to editable text using OCR, then click Open.

opening files on pdfelement

Step 3 Select whichever you prefer in the scan options, and enter the pages you want to convert.

Step 4 Under "Language Recognition," select Korean.

selecting the language on pdfelement ocr

Step 5 Click Apply, then wait for the conversion to finish.

pdfelement processing ocr

Step 6 PDFelement would automatically load the converted document, and you can start editing.

editing converted document on pdfelement

2. Adobe Acrobat

Adobe Acrobat is a well-known PDF editor. The love it receives is not unfounded. Adobe Acrobat boasts a toolkit full of helpful tools and a polished, responsive interface.

But here's the thing. Most of Adobe Acrobat's advanced features are behind a paywall. Unfortunately, that includes its OCR. So, it becomes an option if you are not on a tight budget.


Has lots of features

Responsive interface


OCR is only available in the Pro version

Not very beginner friendly

Step 1 Scan the document and put it in a PDF.

Step 2 Open the PDF with Adobe Acrobat.

Step 3 Click the Edit PDF tool from the right pane. Adobe Acrobat will then apply OCR to your document so it becomes editable.

using the ocr feature on adobe acrobat

3. Cisdem PDF Converter OCR

Cisdem PDF Converter OCR is a robust tool designed for Mac. As its name suggests, it uses OCR technology to convert scanned images and PDFs into editable text. On top of that, Cisdem PDF Converter OCR acts as a PDF converter, creator, compressor, and password remover.


Multi-language support

Filled with helpful features

Easy to use


Available only on macOS

The free version has limited features

Step 1 Launch Cisdem ODF Converter OCR and add the scanned PDF by clicking Files > Add Files. You can also drag and drop the file to the program's interface.

adding files on cisdem pdf converter

Step 2 Toggle on OCR.

Step 3 Click the "English" button to access the drop-down menu to select the correct language.

Step 4 Find and select "Korean."

Step 5 Click To Docx to select the output format. You can also leave it untouched.

Step 6 Click Convert.

Part 4: 2 Best Korean OCR Apps for Android and iOS

1. OCR Korean Word

Mobile phones have come a long way. However, they are still not as powerful as desktop computers. Expectedly, the OCR tools on iOS and Android are not as complex and robust as the ones mentioned above. But they are functional

OCR Korean Word is one of the best Korean OCR tools for iOS. It is easy to use. Also, it has a built-in dictionary that will help you learn hangul words.


Simple and easy to use


Has a built-in dictionary


The free version has ads

You can’t use OCR Korean Word offline unless you upgrade to the paid version

Step 1 Use your camera to scan words. Alternatively, use an image.

Step 2 OCR Korean will automatically read the Korean characters and display them in tags.

Step 3 You can tap the tag to open the dictionary or get a translation.

ocr Korean word dictionary option

2. Ace Scanner (OCR) & Translator

Ace Scanner (OCR) & Translator is a highly rated OCR tool on Android. It supports over 20 languages. There's nothing else to say about it except that it gets the job done. It is an Android app that can quite reliably produce accurate OCR results. That's already impressive.


Easy to use



No offline version

Technology is still under development

Step 1 Launch Ace Scanner (OCR) & Translator on your Android phone.

Step 2 Set Korean as the language.

Step 3 Tap the image icon to find the image you want to convert to your gallery. You can also tap the camera icon to scan words using your phone's camera.

ace scanner ocr and translator interface

Step 4 Ace Scabber (OCR) & Translator will show you an editable text version of the scanned word or image.

Step 5 If you wish to translate, select the language you want to translate the word/s into. Then, tap "Translate."


For an OCR tool, you have many options. But some stand out more than others.

If your PC can't install a new program, you can use online Korean OCR tools. HiPDF is among your best options. It is an all-in-one package. Also, HiPDF has a very user-friendly design, so you would not feel lost while using the website.

On the other hand, if you prefer using installable programs, perhaps you don't always have an internet connection, PDFelement is the way to go. Like HiPDF, PDFelement offers many features besides its robust OCR tool.

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