Best apps like PDF: Lock & Unlock

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.

ZIP password finder

use dictionary or brute force

Free

This utility helps recover forgotten passwords for ZIP archives. It supports dictionary attacks, brute-force methods, and custom character sets for efficient password discovery. Ensure you have legal ownership of files before use.

PDF To Word: PDF Editor

Convert PDF To Word

Free

Convert, edit, compress, and manage PDF files with this all-in-one tool. Features include PDF to Word conversion, OCR text recognition, merging, and file management. Ideal for students and professionals needing efficient PDF handling on the go.

PDF Compressor - Reduce Size

compress & make PDF smaller

Free

Reduce the size of your PDF documents without sacrificing quality. Optimize PDFs for storage, sharing, and faster loading. Effortlessly manage and share your compressed files anywhere.

PDF Merge - Combine & Join PDF

PDF Editor App - Write on PDF

Free

This app is a comprehensive PDF toolkit for iPhone and iPad. It allows users to merge multiple PDF files into one, convert documents to and from PDF, secure files with passwords, and organize pages. It's designed for students, professionals, and business users needing efficient PDF management.