Best Secure PDF Apps

Elegant PDF-Secure Editing

Elegant using PDF with us

Free

Transform paper documents into digital files with this intuitive mobile scanner. Quickly capture images, edit PDFs, and manage your files efficiently with batch operations and custom sorting. Save time on document management for work and life.

PDF Secure

Document privacy protection

Free

Secure your PDF documents by adding password protection, ensuring they cannot be opened without authorization. You can also easily remove existing password protection from your files. This app offers a straightforward process for safeguarding your sensitive information.

PDF Reader - Viewer

View, Merge, Scan & Edit PDFs

Free

This app provides a privacy-focused way to view, organize, and manage PDF files on your device. It offers tools for merging, splitting, securing documents, and converting images to PDF, all processed locally for enhanced data safety.

PDF Reader - Easy Editor

Efficient PDF Processing Tool

Free

Transform your smartphone into a powerful PDF scanner and editor. Easily convert images and documents to PDF, or convert PDFs to other formats. Protect your files with encryption and share them securely.

Nitro PDF Pro: Read & Edit

Fill, Sign & Secure

Free

Edit, annotate, and secure PDF documents on the go. This app offers powerful tools for professionals to manage PDFs, including mobile scanning and AI-powered data extraction. Seamlessly integrate with cloud services and use styluses for precise markups.

PDF: Lock & Unlock

Lock & Unlock PDF File

Free

Secure your documents by adding password protection or remove existing passwords from PDF files. This app also offers tools to merge, extract, and convert PDFs, along with OCR capabilities to recognize text.

unlock pdf & lock pdf

add & remove password from pdf

Free

Protect sensitive PDF files by adding password encryption. Effortlessly remove existing passwords from PDFs for easier access. Change PDF passwords and secure your documents with peace of mind. This app helps manage PDF security and accessibility.

PDF Maker: Converter & Scanner

Convert, Compress & Lock Files

Free

Easily convert various file types to high-quality PDFs, compress large documents, and secure sensitive files with password encryption. This powerful toolkit is designed for work, study, and everyday office tasks, offering fast processing and a user-friendly interface.

Power PDF - PDF Manager

Create, Modify, Secure PDF

Free

Create, modify, and secure PDF documents on your mobile device. Convert various file types and photos to PDF, scan documents with your camera, and manage files with a built-in file manager. View, annotate, and search within PDF documents with ease.