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- Significant performance improvements for offline local PDF merging and compression. - Optimized memory consumption for a smoother and more stable user experience. - Regular security updates and full compatibility with the latest Android standards.
Merge, compress, split & sign PDF offline. Your file never leaves your phone.
SealPDF — 100% offline PDF tools. Your file never leaves this phone. Merge, compress, split, sign, and protect PDF documents entirely on your device. No upload. No server. No watermark. Free forever. WHY SEALPDF? • 100% offline — works in airplane mode • Your PDF never leaves your phone • Zero watermarks on every file • 10 powerful tools in one app • Arabic & English interface • Dark mode support 10 FREE PDF TOOLS 1. Merge PDF — Combine multiple PDFs with drag & drop 2. Split PDF — Extract specific pages or ranges 3. Compress PDF — Reduce file size up to 80% (3 quality levels) 4. Images to PDF — Convert JPG, PNG, WEBP to a clean PDF 5. PDF to Images — Export pages as high-quality PNG/JPEG 6. Reorder Pages — Rearrange pages by drag & drop 7. Delete Pages — Remove unwanted pages safely 8. Rotate Pages — Fix scanned documents (90°/180°/270°) 9. Sign PDF — Draw your signature and place it anywhere 10. Protect PDF — Lock with AES-256 password encryption PRIVACY FIRST All processing happens locally on your phone. We do not collect, upload, or access your files. Perfect for contracts, invoices, IDs, and sensitive documents. PERFECT FOR • Students merging lecture notes • Professionals signing contracts on the go • Anyone compressing PDFs for WhatsApp or email • Users who need offline PDF tools without internet 100% OFFLINE No internet required for any PDF operation. Try the airplane mode challenge — merge 5 files in seconds with zero connection. FREE WITH ADS SealPDF is free to use. Ads appear on the home screen and occasionally after completed tasks — never during processing. Download SealPDF today. Your PDF. Your phone. Your privacy. 100% offline PDF tools: merge, compress, split, sign. No upload, no watermark.