How can I compress a PDF to 100KB?

Upload your PDF file, select "100KB" from the preset options, and click Compress. Our tool will optimize images and remove unnecessary data to achieve the target size while maintaining readability.

Is this PDF compressor free to use?

Yes, our PDF compressor is completely free with no hidden charges. No registration or email required. Compress unlimited PDF files without any restrictions.

Is my PDF file secure?

Absolutely! Your PDF files are processed 100% in your browser using JavaScript. Files are never uploaded to our servers, ensuring complete privacy and security.

Can I compress PDF without losing quality?

Yes, our smart compression algorithm optimizes file size while preserving text clarity and image quality. For best results, use medium compression for documents with images.

What is the maximum file size I can compress?

You can compress PDF files up to 100MB. For larger files, the processing may take a few moments depending on your device capabilities.

Free Online Tool

PDF Compressor — Reduce PDF Size

Compress PDF files to 100KB, 200KB, 500KB, 1MB or any target size. Free, secure, and works instantly in your browser.

Upload PDF file

Drag & drop or click to browse • Max 100MB

Why Choose Our PDF Compressor?

The best free online PDF compressor for reducing file size without losing quality

Compress to Exact Size

Reduce PDF to 100KB, 200KB, 500KB, 1MB, or any custom target size

100% Secure & Private

Files processed in your browser - never uploaded to any server

Lightning Fast

Instant compression using advanced algorithms

Works Everywhere

Use on any device - desktop, tablet, or mobile phone

Preserve Quality

Smart compression maintains text clarity and image quality

No Registration

Free to use without signup, email, or account creation

How to Compress PDF Online

Reduce PDF file size in 3 simple steps

Upload PDF

Click the upload area or drag & drop your PDF file. We support files up to 100MB.

Choose Size

Select a preset (100KB, 200KB, 500KB, 1MB, 2MB) or enter a custom target size.

Download

Click Compress PDF and download your optimized file instantly. No waiting!

Free Online PDF Compressor - Reduce PDF Size Instantly

Our PDF compressor is the ultimate solution for reducing PDF file sizes. Whether you need to compress PDF to 100KB, reduce PDF size to 200KB, or shrink large documents to 1MB or 2MB, our tool handles it all with ease.

Unlike Adobe Acrobat or paid services, our free PDF compressor requires no downloads, no registration, and no payment. Simply upload your file, choose your target size, and download the compressed version in seconds.

Perfect for government job applications, email attachments, online submissions, and anywhere file size limits matter. Our tool maintains document quality while achieving significant PDF size reduction - compress PDFs by up to 90% without visible quality loss.

The PDF file compressor processes everything locally in your browser. Your sensitive documents never leave your device, ensuring complete privacy and security. This makes it ideal for compressing confidential business documents, legal files, and personal records.

Frequently Asked Questions

Everything you need to know about PDF compression

Ready to Compress Your PDF?

Free • Secure • No Registration Required