Compress PDF to 100KB
Need your PDF closer to 100KB? Use DooPDF's compression service to reduce file size before download.
Compress PDF files online
Add one or more PDF files, choose the compression level, and review file-by-file savings before downloading the processed results.
Drag & drop PDF files here
PDF only. Max 20 MB per file.
Files
Review the batch before compressing. You can remove files or add more.
Drag & drop more PDF files here
Add more PDF files without leaving the workspace.
Compression Level
Choose how strongly to compress the current batch.
Stronger reduction, best for scanned PDFs.
Best balance for most PDF files.
Better readability, lighter reduction.
Compress Batch
Compress all valid files in the current queue using the selected level.
How to compress PDF files
- Upload one or more PDF files.
- Choose the compression level.
- Click Compress PDF.
- Review file savings and download the results.
Why use this tool
- Compress multiple PDF files in one batch.
- Choose a simple compression level without advanced settings.
- Review original size, compressed size, and total savings clearly.
Frequently asked questions
Can I compress multiple PDF files at once?
Yes. This tool supports batch compression.
How is compression handled?
Files are sent to DooPDF's compression service, processed there, and then returned to your browser for download.
Will the file always become smaller?
Not always. Compression is most effective for image-heavy PDFs.