Compress PDF
Compress your PDF files to reduce their size significantly. Choose from different compression levels to balance quality and file size.
Upload PDF
Click or drag and drop your PDF file here
Max 50MB per file
What Is This Tool?
Reduce PDF file size online for free with ToolifyPDF's Compress PDF tool. Whether you need to email a large PDF, upload it to a form, or free up storage space, Toolify's PDF compressor shrinks your file while keeping text and images readable. No registration required — just upload your PDF, choose a compression level, and download the smaller file instantly.
How to Use
Upload Your PDF
Drag and drop your PDF or click to browse and select it from your device.
Choose Compression Level
Select a compression level — from light (higher quality) to strong (smallest file).
Download Compressed File
Click "Compress PDF" and download your smaller PDF file instantly.
100% Free
No hidden charges
Files Auto-Deleted
After processing
No Sign-Up
Just upload & go
Any Device
Mobile & desktop
Key Features
Multiple Compression Levels
Choose between light, medium, and strong compression to balance size and quality.
Maintains Readability
Text and images remain clear and readable after compression.
No Watermarks Added
Your compressed PDF is clean — no branding or watermarks from ToolifyPDF.
Privacy First
Files are deleted from Toolify's servers immediately after processing.
Frequently Asked Questions
How much will my PDF be reduced in size?
Typical results are 20–80% reduction depending on the content and compression level chosen.
Will compression affect text quality?
No. Text is always fully preserved. Only image resolution may be slightly reduced at strong levels.
Can I compress a scanned PDF?
Yes. Scanned PDFs often see the highest size reduction since they are image-heavy.
Is the compressed PDF safe to send by email?
Yes. The resulting file is a standard PDF that works in any PDF viewer.