Compress PDF

Compress PDF files online by rebuilding the document structure in your browser. Useful for quick PDF optimization, cleaner file output, and smaller documents when the source PDF can be reduced.

1. Upload and preview

Choose a PDF and review page previews before changing the file.

2. Run the PDF action

Compress, rotate, extract, delete, reorder, number, convert, or update the selected PDF.

3. Download or continue

Download the finished file, or continue with another PDF or image tool without uploading again.

Choose one PDF fileRebuild and optimize a PDF with object streams. Best results vary by source file.Click or drag files here

Optimize PDF structure

This tool rebuilds the PDF file to optimize its structure. Scanned image-heavy PDFs may need a dedicated image compression workflow.

Related tools

Useful next steps

Merge PDFCombine multiple PDF files into one document PDF Page CounterCount pages and inspect PDF page dimensions PDF Metadata EditorView and edit PDF title, author, keywords, and document properties Images to PDFCombine images into a single PDF file PDF to ImagesConvert PDF pages into PNG images Split PDFSplit a PDF into separate page files

Download first, continue only when needed

Every generated PDF keeps a direct download link. The continue actions are optional shortcuts for users who want to compress, rotate, extract, delete, reorder, number, edit metadata, or convert the same PDF after the first task is done.

Chained PDF workflows

A common online PDF workflow is compress a PDF, then add page numbers, rotate selected pages, delete blank pages, extract a section, or convert pages to images. UtilFlow keeps the result in the browser so the next tool can open it directly.

Compress PDF FAQ

Can I download the PDF result without continuing?

Yes. The result download link stays visible after the tool finishes, so you can stop there and save the file immediately.

Do I need to upload the same PDF again for the next tool?

No. If you choose a continue action, the finished PDF is saved locally in your browser and loaded into the next PDF tool automatically.

Can I continue from PDF tools into image tools?

Yes. PDF to Images creates previewable image outputs, and those images can continue into image compression, resizing, format conversion, watermarking, cropping, rotating, or image-to-PDF workflows.

Is the chained PDF uploaded to a server?

No. The chained file is stored locally in the browser for the next step, which keeps the workflow simple for quick online PDF tasks.