Reduces PDF file size by compressing embedded images, removing redundant metadata, and optimizing object streams. Three compression tiers let you choose between maximum size reduction and high-quality preservation. Handles PDFs up to 50MB. Everything runs locally in your browser — nothing is uploaded.
Reduce file size of multiple PDFs at once by compressing embedded images, removing metadata, and optimizing object streams across the batch. Everything runs locally in your browser — nothing is uploaded.
Reduce file size of multiple PDFs at once by compressing images and removing metadata. Law firms preparing document batches for email. Everything runs locally in your browser — nothing is uploaded.
Displays and allows editing of standard PDF metadata fields: title, author, subject, keywords, and producer. Everything runs locally in your browser — nothing is uploaded.
Reduces JPG, PNG, and WebP file sizes using smart compression with a side-by-side quality preview slider. Balance file size and visual quality visually — max 20MB per image. Perfect for web optimization, email attachments, and social media uploads.
Reduces image file size to a specific target — 50 KB, 100 KB, or 200 KB — by automatically adjusting JPEG quality, reducing pixel dimensions, or stripping EXIF metadata. Ideal for government forms, job applications, and upload portals with strict file size limits.
PDF Compressor lets you reduces PDF file size by compressing embedded images, removing redundant metadata, and optimizing object streams. Three compression tiers let you choose between maximum size reduction and high-quality preservation. Handles PDFs up to 50MB. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Reduces PDF file size by compressing embedded images, removing redundant metadata, and optimizing object streams. Three compression tiers let you choose between maximum size reduction and high-quality preservation. Handles PDFs up to 50MB. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Upload a file from your device. Drag and drop or use the file picker to select your document.
Yes. After the initial page load, PDF Compressor runs entirely on your device with no internet connection needed. All processing is done locally.
Low compression preserves maximum quality with modest size reduction. Medium balances quality and file size. High achieves maximum compression (up to 90% smaller) with some quality trade-off, ideal for email attachments and upload limits.
PDFs up to 50 MB are supported. Very large files with many high-resolution images may take longer to process, but the compression works reliably across all sizes within the limit.
No. Text remains crisp and fully selectable at all compression levels. Only embedded images and object streams are compressed, so text-heavy documents see dramatic size reduction with zero quality loss.
No. All compression runs locally in your browser using Ghostscript WASM and PDF-lib. Your document never leaves your device.
You will need to remove the password protection first using a PDF unlock tool. The compressor can then process the unlocked PDF normally at any compression tier.
Bulk PDF Size Reducer
Reduce file size of multiple PDFs at once by compressing embedded images, removing metadata, and optimizing object streams across the batch. Everything runs locally in your browser — nothing is uploaded.
PDF Merger
Combines two or more PDF files into one contiguous document with a drag-and-drop reorder interface for the input list. Legal assistants compiling.