Compress PDF
Re-encode pages smaller with Light / Medium / Heavy presets.
Runs in this tab. The file stays here.
About Compress PDF
Shrink a PDF by re-rendering pages and JPEG-encoding them.
Light / Medium / Heavy change render scale and JPEG quality. This is reliable for photo-heavy PDFs; crisp vector text may soften.
Everything runs in this tab. The PDF never leaves your device for a server to process.
How to use Compress PDF
- 1Drop a PDF.
- 2Pick a preset.
- 3Download the smaller file.
Common questions
Will text stay selectable?
Usually not after compress. Pages become images. If you need searchable text afterward, run OCR on the result.
Related tools
Why this one doesn't upload your file
There is no server to upload to. This page is a static file, and the work happens in your browser using the same graphics and WebAssembly code that renders every other site you visit. Your file is read from disk into memory, processed, and handed back as a download. Once the page has loaded you can disconnect from the network entirely and it keeps working. The longer explanation