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Maintenance update: smaller download, stability and performance improvements.
Merge, split, compress, convert, rotate, watermark & protect PDFs offline.
PDFAmora — Your Offline PDF Companion PDFAmora is a complete PDF toolkit that processes your documents entirely on your device. Your files are never uploaded to a server and never leave your phone. 8 POWERFUL PDF TOOLS • MERGE PDF — Combine multiple PDF files into one document. Drag and drop to reorder pages before merging. • SPLIT PDF — Extract specific page ranges or split into individual pages. Visual page selector with a range slider. • COMPRESS PDF — Reduce file size with 3 quality levels (Low, Medium, High) while keeping documents readable. • CONVERT — PDF to images (PNG/JPG) and images to PDF. Turn photos and scans into proper PDF documents. • ROTATE PDF — Rotate pages by 90°, 180° or 270°. Select individual pages or rotate them all at once. • WATERMARK — Add text watermarks. Choose from 6 positions including diagonal, and adjust size and opacity. • PROTECT PDF — Encrypt PDF files with a password. Set permissions for printing, copying and editing. YOUR FILES STAY ON YOUR DEVICE • Every PDF operation runs locally — no upload, no cloud processing • Works without an internet connection • No account and no login • Your documents are never sent anywhere BEAUTIFUL AND INTUITIVE • Clean, modern Material Design 3 interface • Light and dark themes • Available in 11 app languages, including English, Vietnamese, Chinese, Hindi, Spanish, French, Arabic, Bengali, Portuguese, Russian and Japanese • Smooth animations and a responsive layout ORGANISED WORKFLOW • Recent files — quick access to documents you have just processed • History — review your past PDF operations • Share — send processed files through any app ABOUT ADS PDFAmora is free and supported by advertising. Ads are provided by Google AdMob, which requires an internet connection and may use your device's advertising ID. Your PDF files themselves are never used for advertising and are never uploaded. Developed by NDT Studio, with a focus on quality, privacy and a clean user experience.