Compare spreadsheets.
Edit PDFs. Get it done.
Excel, PDF, image, and HWPX tools in one place.
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Convert CSV encoding
Preview text and change its encoding
Clean Excel & CSV
Keep columns, trim spaces, remove duplicates
Compare Excel files
Find added, removed, and changed rows
Join Excel tables
Look up matching information from another table
Merge Excel files
Combine tables into one sheet
Split Excel by column
Create one file per department or customer
Split Excel sheets
Save each selected sheet as a workbook
Merge PDFs
Combine documents and prepare duplex printing
Organize PDF pages
Remove, rotate, and reorder pages
Interleave scanned PDFs
Restore front and back page order
Split PDF pages in half
Separate two-page scans into single pages
Fit PDF to A4
Use a consistent A4 page size
PDF N-up printing
Place 2 or 4 pages on an A4 sheet
Add PDF page numbers
Number pages after the cover
PDF to images
Export each page as JPG or PNG
Resize & compress images
Change dimensions, format, and file size
Join images
Combine images vertically or horizontally
Images to PDF
Turn several images into one PDF
HWPX tables to Excel
Extract Hangul document tables as sheets
Batch rename files
Rename and number multiple files
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File guides
Practical help with encoding, page order, and more.
How to use Compare Excel files
Compare two spreadsheets using key columns. Review added, removed, and changed rows, then download the results as Excel.
Excel & CSVHow to use Convert CSV encoding
Preview UTF-8 or CP949 CSV files, correct the input encoding, and save as CSV or XLSX with text cells.
ImagesHow to use Resize & compress images
Resize photos, convert their format, and aim for a target file size. Save individual results or download a ZIP.
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