Smart PDF Compressor Offline vs Compress PDF

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

That PDF is too big to email or upload? Compress PDF shrinks it down in seconds — right on your iPhone, so your documents never leave your device. No ads. No daily limits. No subscription. Pay once. • REAL SIZE REDUCTION — re-compresses the pages so scanned and image-heavy PDFs get dramatically smaller. • THREE LEVELS — Light, Recommended, or Maximum, so you control quality vs size. • NEVER BIGGER — if a PDF is already optimized, we keep your original instead of inflating it. • 100% PRIVATE — everything happens on your iPhone. Your documents are never uploaded. • NO ADS, NO SUBSCRIPTION — pay once. No "2 free per day" trap, no watermark. Pick a PDF, choose a level, share or save. Done. Best for scanned documents, contracts, and image-heavy PDFs that won't fit an upload limit.