Accepted files
1 file per job
Shrink PDF size while keeping the best possible quality.
1 file per job
{baseName}-compressed.pdf
application/pdf
Compression level
200 MB maximum per file
Three simple steps. No signup required.
Upload one or more PDFs.
Pick a compression level.
Download your smaller PDF.
BooPDF uses Ghostscript with carefully tuned profiles to downsample images, drop unused objects and re-stream content. Choose Recommended for the best size/quality balance, or Strong for maximum compression.
Use Compress PDF when a document is too large for email attachments, client portals, upload forms, or long-term storage. The tool is designed for regular business PDFs, scanned packets, reports, and image-heavy documents.
Compression works by downsampling images, removing unused PDF objects, and rewriting streams. It will not make an already optimized all-text PDF much smaller, and it does not rewrite the words or flatten vector text.
Yes — text is vector and is never re-rasterized.
PDFs that are already optimized or all-text barely shrink.