Textbook PDFs and exam photos to Hangul documents:
automatic conversion with HwpxSnap

Detect question and figure regions, then let AI analyze the content
and convert it into a formatted Hangul (HWPX) document in one workflow.

📄
Textbook PDF

Detect question, figure and explanation regions in PDFs and convert them into Hangul documents.

Start with a PDF →
📷
Exam photosBeta

Extract printed questions from phone photos, excluding student handwriting. Review and refine the results.

Start with photos →

A 3-step workflow

Follow these steps from PDF upload to the final Hangul document.

Step 1

Detect regions

Upload a PDF to detect question, figure and explanation regions with AI. Edit the results and export cropped images.

Step 2

Convert document

Upload a ZIP of cropped images to analyze each question and create a Hangul (HWPX) document. Track progress in real time.

Step 3

Apply formatting

Apply your template's fonts, line spacing, margins and table styles to the converted HWPX document.

Step 1
Region detection tutorial
1
Upload a PDF
Drag and drop a textbook PDF or click to upload. Multiple pages can be processed at once.
2
Choose the page range
Detect all pages or a specific range. Selecting only the pages you need reduces processing time.
3
Run AI detection
Click “Start detection” to identify question, figure and explanation regions on each page.
4
Review and edit detected regions
Review the bounding boxes visually. Drag to correct inaccurate regions or delete them.
5
Export cropped images
After reviewing, click “Export” to crop detected regions into individual images and download a ZIP.
Tip: Use the exported ZIP directly in Step 2, “Convert document”.
Get started
Step 2
Document conversion tutorial
1
Upload a ZIP of cropped images
Upload the cropped-image ZIP exported in Step 1, or a ZIP of question images you prepared yourself.
2
Set conversion options
Choose the subject, output format and other options. The default settings also work well.
3
Run AI document conversion
Click “Start conversion” to analyze each question image and extract its text and structure.
4
Track progress in real time
Monitor conversion in real time and check the status of each question.
5
Download the HWPX document
After conversion, download the Hangul (HWPX) document and open it in Hangul.
Tip: To format the converted HWPX document, continue to Step 3, “Apply formatting”.
Get started
Step 3
Formatting tutorial
1
Upload an HWPX document
Upload the HWPX document converted in Step 2, or an HWPX file you created yourself.
2
Choose a template
Choose a formatting template with predefined fonts, line spacing, margins and table styles.
3
Preview formatting
Preview how the template will format your document. Try other templates until you are satisfied.
4
Apply the formatting
Click “Apply” to apply the selected template's formatting to the whole document.
5
Download the final document
Download the formatted HWPX document, ready to print or distribute.
Tip: Save frequently used formatting as a template to apply it again next time.
Get started