CleanScanner: PDF Scanner

CleanScanner is a fast, lightweight, and secure document scanner app that turns your smartphone into a portable office scanner. Digitize paper documents, receipts, contracts, books, IDs, and notes into crystal-clear PDF or JPG files in seconds. No watermarks, no forced cloud accounts, and no intrusive ads. CleanScanner processes your documents locally on your device, ensuring complete privacy and offline reliability. KEY FEATURES: Fast Document Scanning - Automatic edge detection and perspective correction powered by advanced machine learning. - Smart color optimization: remove shadows, clean background noise, and sharpen black-and-white text. - Multi-page batch scanning mode for contracts, books, and long documents. - High-resolution PDF and image exports. No Watermarks - Export and share clean, professional PDF files without any unwanted logos or watermarks. E-Signature & Annotation - Add your handwritten signature directly to documents with your finger. - Place, resize, and position signatures on agreements, invoices, and rental contracts. - Export signed PDF documents ready for sending. On-Device OCR (Text Recognition) - Extract text from scanned documents and photos quickly. - Copy, search, and edit recognized text without uploading your data to third-party servers. PDF Tools: Merge & Compress - Combine multiple PDF files into a single organized document. - Compress large PDF files for quick sending via email, WhatsApp, or Telegram. - Reorder, rotate, or delete individual pages easily. Privacy-First & Secure - 100% offline functionality: your files remain stored only on your local device. - Biometric security: lock the app and your sensitive documents using your fingerprint or screen lock. - No mandatory account registration required. Built-in PDF Viewer & Print - Review scanned files with smooth zoom and page navigation. - Print documents wirelessly using any compatible Android Print Service. - Quick sharing via email, cloud storage, messaging apps, and local storage. PERFECT FOR: - Business and office paperwork: agreements, invoices, receipts, tax forms, business cards. - Students and educators: lecture notes, whiteboards, textbook pages, assignments. - Personal records: passports, IDs, certificates, warranties, medical records. Experience a clean, fast, and privacy-focused document scanning workflow with CleanScanner.