How to compress a paper or submission PDF to a target size
Paper, thesis, and submission systems may limit PDF size. Keep the original file, check the platform rule, compress carefully, and review every important page.
Compress the PDF
Use the PDF compression tool below. Files are temporarily processed server-side.
Drop files here, or click to choose
Supports PDF files
Current limit: one file up to 50MB
Answer block
Quick answer
Paper, thesis, and submission systems may limit PDF size. Keep the original file, check the platform rule, compress carefully, and review every important page.
Key steps
- 1Check the size limit in the target school, journal, or platform first.
- 2Prefer preserving selectable text and readable figures instead of chasing the smallest file.
- 3Open the compressed PDF and review pages, figures, formulas, and attachments before upload.
- 4Read the platform limit
- 5Back up the original
PDF checklist
| Size limit | Follow the target platformDo not assume every platform uses 2MB or 5MB |
|---|---|
| Text layer | Keep selectable text when possibleScanned pages can be affected |
| Figures | Review all important imagesAvoid unreadable charts |
| Original copy | Keep the source PDFCompression may be irreversible |
Exact specifications, file-size limits, dates, and upload rules can change. Always follow the latest official notice or the target platform prompt.
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Card generation is off by default and only uses public page text, brand, URL, and QR code.
PDF checklist
Exact specifications, file-size limits, dates, and upload rules can change. Always follow the latest official notice or the target platform prompt.
Workflow
FAQ
Can it always reach 2MB?
No. Compression depends on images, scans, fonts, and the source export.
Can compression damage readability?
It can reduce image or scan quality, so always review the result.
Does this tool decide academic compliance?
No. It only reduces file size and does not provide academic or submission conclusions.
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