Images may be recompressed; try balanced for a good trade-off.

Text looks fine but size barely changed?

Text/vector PDFs compress less; most savings come from images.

Best settings for printing?

Use lighter compression or keep 300 DPI images.

🗜️ Compress PDF

Reduce PDF file size by optimizing images and streams.

Designed for emailing or sharing heavy scans, this suits freelancers, students, and teams that need smaller attachments fast. Compression happens fully in your browser, so files are not uploaded; adjust quality and DPI to balance clarity and size. If you share from here, only the final compressed file leaves your device.

Quality: DPI: Grayscale (smaller for scans) Tip: Lower quality/DPI → smaller file

Drag & drop a PDF here

...or click to choose a file

Progress0%

⚠️ Rasterizing turns pages into images. Text won't be selectable/searchable.

Help & FAQ — Compress PDF

How to use

Add a PDF.
Choose compression level (balanced/strong).
Click Compress and download.

Use cases

Reduce PDF size for email attachments.
Compress scans to meet upload limits.

Tips & FAQs

Will quality drop?: Images may be recompressed; try balanced for a good trade-off.
Text looks fine but size barely changed?: Text/vector PDFs compress less; most savings come from images.
Best settings for printing?: Use lighter compression or keep 300 DPI images.

Formats & limits

Input: PDF
Output: PDF
Results vary based on embedded images and fonts

Privacy

All processing happens in your browser; files never leave your device.

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Updated

12 October 2025