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Select a PDF up to 50 MB from your device.
FREE ONLINE PDF COMPRESSOR
Compress PDF files online
Reduce PDF file size for email, uploads and sharing. Pick a compression level and download your optimized PDF in seconds.
Drop your PDF here
or choose a file from your device
Maximum file size: 50 MB✓ No signup✓ HTTPS protected✓ Temporary server processing
Reduce PDF size without the hassle
EveryPDFTool keeps compression simple: upload, choose the balance you want, and download. If a PDF is already well optimized, we avoid returning a needlessly larger file.
Compress
Choose maximum, balanced or best-quality compression.
Download
Get the optimized PDF immediately after processing.
Reduce PDF file size for easier sharing and uploading
Large PDF files can be slow to email, upload or share through portals with attachment limits. Compress PDF reduces the file size while aiming to keep text and page content clear enough for everyday use. It is useful for application forms, invoices, reports, presentations, scanned documents and other PDFs that need to fit within a smaller upload limit.
Compression results depend on what is inside the PDF. Files containing large images or scans usually have more room for reduction than PDFs that are already optimized. If you need to check which pages or elements are contributing to a large file, use the PDF Size Analyzer before or after compression.
When should you compress a PDF?
Compress a PDF when a website rejects the file for being too large, when an email attachment is difficult to send, or when you want a lighter copy for online distribution. If your PDF contains unnecessary pages, you can first use Remove PDF Pages or Delete Blank PDF Pages and then compress the cleaned document.
Keep your document workflow simple
EveryPDFTool processes the uploaded file temporarily and returns a downloadable result without requiring an account. For other ways to improve PDFs, visit Optimize PDF for repair, flattening, grayscale and size-related utilities.
Compress PDF: practical guide
Why compress a PDF?
Large PDF files can be difficult to email, upload, share in messaging apps, or store efficiently. PDF compression reduces file size while keeping the document usable for everyday viewing and sharing. The amount of reduction depends on the original document, especially the number and resolution of images it contains.
When this tool is most useful
Use Compress PDF for reports, scanned documents, presentations exported as PDF, application files, invoices, forms, and other documents that need to fit upload or attachment limits. If your PDF contains pages you do not need, removing those pages before compression can reduce the file even further.
What affects PDF compression quality?
Text-heavy PDFs are often already compact, while image-heavy PDFs usually have more room for size reduction. Compression may reduce image detail depending on the document. For important print-quality files, review the compressed result before sharing or submitting it.
Related PDF size workflows
If you are trying to meet a specific upload limit, see Reduce PDF Size Under 10 MB. For attachments, see Compress PDF for Email or Compress PDF for WhatsApp. You can also inspect a document first with PDF Size Analyzer.
Private browser-based workflow
No account is required for standard use. Files are processed temporarily for the requested operation rather than being offered as permanent document storage. Avoid uploading documents you are not authorized to process.
Frequently asked questions
How much can a PDF be compressed?
The result depends on the document. Image-heavy and scanned PDFs often shrink more than PDFs that are already optimized.
Will compression change my PDF pages?
The tool preserves the PDF structure while optimizing embedded content. Stronger compression may reduce image quality.
What is the maximum upload size?
The current limit is 50 MB per PDF.