Compress PDF to 150 KB
Compress PDF files online in three simple steps: 1) upload PDF, 2) click “Compress PDF”, 3) download the optimized file.
How To Compress PDF Files?
- Select a file to compress.
- Upload via drag-and-drop or choose from Computer, Dropbox, or Google Drive.
- Click the “Compress PDF” button to start.
- Click “Download” and select a location to save.
- Repeat to compress your next PDF if needed.
How Does The Compression Process Work?
The compressor reduces PDF file size without eliminating elements of the document, maintaining the original formatting and visual quality. It scans repetitive data patterns and removes unique identifiers to reduce duplication. Text and vector graphics stay sharp; pictures, charts, and illustrations remain safe while the file becomes lighter.
Reducing PDF size cuts upload and download time and improves performance across browsers and devices. You don’t need additional software or plugins—access this tool online from Chrome, Firefox, Edge, Safari, Opera, and more.
Frequently Asked Questions
Compression optimizes repeated data and streams; text and vector elements stay sharp. Images may be slightly reduced depending on settings, but readability and layout are preserved.
Your file is processed securely on our server. We store outputs only to provide the download link and follow standard retention policies for temporary files.
This tool supports PDF files. If you need other formats, visit our PDF tools section for conversion options.