
Free
About
Compress PDF files instantly on your iPhone and iPad. Smart PDF Compressor reduces file sizes by up to 95% while maintaining readable quality — perfect for sharing via email, messaging apps, or cloud storage.
ALL PROCESSING IS LOCAL
Your documents never leave your device. No internet connection required, no cloud uploads, no data collection. Complete privacy guaranteed.
KEY FEATURES
- Smart Compression: Automatically detects scanned vs. digital PDFs and applies optimal compression settings
- Three Presets: Light (best quality), Standard (balanced), and Maximum (smallest file size)
- Batch Compression: Compress multiple PDFs at once with progress tracking
- Full Control: Adjust image quality, resolution (72-300 DPI), and grayscale conversion
- Side-by-Side Preview: Compare original and compressed versions before saving
- File History: Browse, preview, rename, and share all your compressed files
- Native iPad Support: Full iPad experience with tab bar navigation
HOW IT WORKS
1. Tap + to select a PDF from Files
2. Choose your compression level or customize settings
3. Tap Compress and see the results instantly
4. Share or save your compressed PDF
PERFECT FOR
- Reducing email attachment sizes
- Saving storage space on your device
- Compressing scanned documents
- Preparing files for upload to web forms
- Sharing large PDFs via messaging apps
Smart PDF Compressor uses Apple's PDFKit and advanced image processing to deliver fast, reliable compression without sacrificing readability.
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What's New in Smart PDF Compressor
1.0
April 23, 2026