What is the purpose of the PDF Compressor app?

The PDF Compressor app reduces the size of PDF files while retaining their quality, making them easier to share, upload, and store.

How can I compress a PDF to 100KB, 200KB, or 300KB?

Upload your PDF, choose the target size (e.g., 100KB, 200KB, or 300KB), and the app will compress it to match your desired file size.

Can I compress a PDF to 1MB or 500KB for free?

Yes, the app allows you to compress PDFs to specific sizes, such as 1MB or 500KB. The free version offers basic compression features.

Is the PDF Compressor app free to use?

The app provides free compression services for most users, while premium options are available for advanced features and higher performance.

How does the PDF Compressor ensure file quality?

The app uses advanced algorithms to reduce file size without losing important content, maintaining clarity in text and images.

Is it safe to upload my PDF to the PDF Compressor app?

Yes, your files are processed securely. The app does not store, share, or misuse any uploaded files.

Can I compress PDF files directly online without downloading the app?

Yes, the app offers an online version where you can instantly upload and compress your PDFs without installing software.

What devices and file sizes does the PDF Compressor support?

The app supports all major devices, including mobile and desktop. It allows compression for files of various sizes up to several MBs.

iformat.io

PDF Compressor

Use our free online PDF compressor to reduce the size of your PDF files without sacrificing quality. Upload, compress, and download instantly!

Drop files here

Compress your images, videos, and documents

Multiple files supported No file size limit 100% secure

Selected Files

File Name	Size	Compress To	Action

Compress all to:

Compression Complete

File Name	Compressed Size	Download

Compress More Files Download All (ZIP)

How to Compress PDF Files Online - Free & Fast

Compress your PDF files quickly and easily with our free online tool. Reduce file size by up to 80% while maintaining excellent quality. No software installation required.

Instant PDF Compression

Upload PDF Files

Select your PDF files using our drag-and-drop interface or click "Choose Files". Upload multiple files at once for batch compression.

Choose Compression Level

Select your preferred compression level or target file size (100KB, 50KB, 1MB). Our smart algorithm optimizes quality vs. file size automatically.

Download Compressed Files

Download your optimized PDF files individually or as a ZIP archive. Files are automatically deleted after 2 hours for your privacy.

95%

Quality Retained

<30s

Processing Time

Free

No Limits

Best PDF Compressor Features

Why millions of users choose our PDF compression tool for their file optimization needs.

Lightning-Fast Compression

Compress PDF files in seconds with our optimized servers. No waiting time, instant results for all file sizes.

Maintains Original Quality

Advanced compression algorithms preserve PDF image quality while reducing file size by up to 80%.

100% Secure & Private

SSL encryption protects your PDF files. All uploads are automatically deleted after processing for maximum privacy.

✅ Batch Processing

Compress multiple PDF files simultaneously

✅ No Software Required

Works directly in your browser on any device

✅ Custom Size Targets

Compress to specific file sizes (100KB, 50KB, etc.)

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Frequently Asked Questions

Quick answers to common questions