Home›Document Tools›Compress PDF
PDF Optimizer

Compress PDF Size

Reduce file size while optimizing for maximal PDF quality. Choose your compression level and preview estimated sizes instantly.

Select a PDF file
Drag & drop a PDF here, or click to browse
Original Size:

Select Compression Level

Compressing... 0%
🎉 PDF Compressed Successfully!
Original--
New Size--
Saved--
Download Compressed PDF

High Quality

Reduce file size without losing the visual quality of your document.

Multiple Levels

Choose between Extreme, Recommended, or Less compression.

Auto Deleted

Files are permanently deleted from servers after processing.

How to Compress a PDF File

1

Upload PDF

Drag and drop your PDF file into the upload box. The system will instantly estimate the new sizes.

2

Select Level

Choose your desired compression level. "Recommended" offers the best balance of size and quality.

3

Compress & Download

Click "Compress PDF" to start the process. Your optimized file will be ready to download in seconds.

Frequently Asked Questions

Is this PDF compressor free to use?
Yes, ToolTiny's PDF Compressor is 100% free. There are no hidden fees, no watermarks added, and no account registration is required to use the tool.
Will my PDF lose quality if I compress it?
Our intelligent compression engine optimizes images and removes unnecessary data streams without affecting the visual quality of your text. For the best result, we suggest using the "Recommended Compression" level.
What is the difference between the compression levels?
"Extreme" reduces the file size the most but may slightly reduce image quality. "Recommended" provides an excellent balance for everyday use. "Less" preserves the highest quality but results in a larger file size.
Is my uploaded document secure?
Absolutely. All files are uploaded via a secure connection and are automatically deleted from our servers shortly after you download your compressed PDF.

Related Tools

Merge PDF

Combine multiple PDFs into one

Split PDF

Extract pages or split PDF files

PDF to Word

Convert PDF to editable .docx files

Image Compressor

Reduce image size instantly