PDF Compressor - ฟรี ลดขนาดไฟล์ PDF

Yes. Your files are uploaded directly to secure cloud storage using encrypted connections. You can manually delete your uploaded files immediately by pressing delete button otherwise all file are automatically deleted after 24 hours.

It depends on the compression level chosen. Screen mode reduces image quality significantly for smallest file size. Ebook is a balanced option for most use cases. Printer and Prepress modes preserve high quality suitable for printing.

While compressing select target size option and enter 100 KB size, our pdf compressor will reduce pdf size to 100 kb.

No. Password-protected PDFs cannot be compressed. Please remove the password protection first, then compress the file.

Results vary depending on the PDF content. PDFs with many high-resolution images typically achieve 50–90% reduction. Text-heavy PDFs with few images may see smaller reductions of 10–30%.

Yes. Add as many PDFs as you need, choose your compression settings, then click Compress PDF to process all files simultaneously.

Screen uses 72 dpi and gives the smallest file size. Ebook uses 150 dpi and is ideal for on-screen reading. Printer and Prepress both use 300 dpi and are suitable for high-quality printing.

Target Size mode tries to compress your PDF to a specific file size you specify. It works by trying different quality levels and picking the one that best fits within your target. Very small targets may not always be achievable while maintaining readable quality.