PDF Compressor - Reduce Sizes

PDF Compressor helps you dramatically reduce PDF file size while keeping your documents readable and sharp. It’s built for fast, local processing on macOS, perfect for email attachments, web uploads, and saving disk space.

KEY FEATURES • Reduce Size: choose a compression level and instantly shrink PDFs • Smart Target Size: set a desired file size and let the app find the best settings automatically • Re-encode: rebuild PDF structure to remove bloat-perfect for vector graphics and edited documents without losing quality • Live side-by-side preview: compare original vs compressed with zoom controls and clear size savings • Custom controls: fine-tune image quality, resolution (DPI), and color space (including grayscale) • Presets: save your favorite configurations and re-apply them in one click • Batch workflow: import multiple PDFs, reorder your list, and export efficiently • Export options: preserve or strip PDF metadata, add an optional filename suffix, and choose where files are saved

PRIVACY All compression runs locally on your Mac. Your PDFs are not uploaded to any server.

Designed for a clean, native macOS experience - simple when you want it, powerful when you need it.