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Shrink PDFs for email and upload portals. Files never leave your device. Full 1MB guide
Drop a PDF here or click to browse
Up to 80MB · max 120 pages per file
No server upload — pdf.js + pdf-lib in your browser
Target email & form size caps (1–5MB)
Best gains on photo-heavy / scanned PDFs
The Compress PDF is a free online tool from ToolNova. Compress PDF files in your browser to hit email and portal size limits. Reduce file size with quality presets while keeping documents readable—no upload, no watermark, no sign-up. No sign-up is required to start. Browser-based PDF/image tools are unlimited; AI tools include free daily use with optional Pro for higher limits.
Compress PDF files in your browser to hit email and portal size limits. Reduce file size with quality presets while keeping documents readable—no upload, no watermark, no sign-up.
Drop a PDF (scans, portfolios, multi-page docs). Processing stays on your device.
Pick High, Balanced, or Smallest depending on how hard you need to shrink the file.
Pages are re-encoded at the selected resolution and JPEG quality for a smaller PDF.
Save the compressed PDF and check the new file size against your 1MB/2MB limit.
Hit common 1MB–5MB upload caps for jobs, universities, and government forms.
Compression runs fully in your browser—files never leave your device.
Balance readability vs size without fiddling with advanced settings.
No account, no watermark, no daily cap on local PDF compression.
Start with a clear, specific input — the more context you give the Compress PDF, the better your results will be.
Review and edit the output before using it. AI tools provide an excellent starting point, but a final human review always improves quality.
Use the output options (format, length, tone) to tailor results to your exact needs instead of accepting the default settings.
Text-heavy digital PDFs may be rasterized during aggressive compression so the whole page becomes an image. For maximum text sharpness, export from Word/Google Docs as 'web/standard' quality first, or compress source images before building the PDF.
For most students and professionals, browser compression is enough to pass portal limits. Acrobat offers finer control for print workflows if you need it.
No. Compression runs client-side with PDF.js and pdf-lib in your browser.
Use the Smallest preset, split heavy pages with Split PDF, or compress embedded photos first with Image Compressor, then rebuild.
Yes. Browser PDF tools are free and unlimited with no sign-up.
Your data is processed locally in your browser when possible and never stored on our servers. All AI processing is encrypted and follows strict privacy standards. Read our Privacy Policy for full details.