Smart PDF Compressor Offline

Compress PDFs instantly on your device. No uploads, no accounts — just smaller files. Now with batch compression to process multiple PDFs at once.

PDF Compress reduces your PDF file sizes directly on your iPhone — no uploads, no cloud, no internet required. Your documents never leave your device.

Whether you need to email a large report, share a scanned form, or free up storage, PDF Compress gives you full control over quality vs. size with three intuitive compression levels.

KEY FEATURES

• Up to 80% smaller — Shrink large PDFs dramatically while keeping them readable • Three compression presets — Choose between High Compression, Recommended (balanced), or High Quality • Batch compression — Select multiple PDFs at once and compress them all in one tap • 100% on-device — Powered by Ghostscript, a professional-grade PDF engine, running entirely on your iPhone • Instant sharing — Share or save compressed files directly from the results screen • Recent files — Quickly access your previously compressed documents • No size worries — Supports PDFs up to 500 MB

COMPRESSION PRESETS

High Compression — Up to 80% smaller. Best for files where size matters most, like email attachments. Recommended — Up to 50% smaller. The ideal balance of quality and file size for everyday use. High Quality — Up to 25% smaller. Minimal compression that preserves crisp text and sharp images.

PRIVACY FIRST

PDF Compress processes everything locally on your device using native iOS technology. No account needed. No data sent anywhere. What's on your device, stays on your device.

PERFECT FOR

• Students sharing assignments and research papers • Professionals emailing contracts and reports • Anyone managing scanned documents or forms • Reducing storage used by large PDF libraries