Unlock and Lock PDF - pdfsmith

Name: Unlock and Lock PDF - pdfsmith
Author: Nikhil Reddy Avuthu

Android app by Nikhil Reddy Avuthu. Tools · Nikhil Reddy Avuthu

Store rating: Unknown
Store rating count: Unknown
Download price: Free to download
In-app purchases: Not listed in captured metadata
Version: 1.2.6
Listing last refreshed: 2026-09-12

Store description excerpt

Please Note: You need to know the pdf file password to unlock it. PDFSmith is a fast and privacy focused PDF security app that helps you unlock PDFs, remove PDF passwords, lock PDFs, add passwords to PDF files, and change existing PDF passwords directly on your device. This app is designed for users who need a reliable PDF unlocker and PDF locker without uploading files to the cloud. All processing happens locally on your phone, ensuring maximum privacy and security. Unlock PDF files easily Remove password protection from PDFs when you know the correct password. PDFSmith works as a safe and legitimate PDF password remover that requires the original password. The app does not bypass, crack, or weaken PDF encryption. Lock PDF files with a password Add password protection to PDF files to keep sensitive information secure. PDFSmith allows you to lock PDFs quickly before sharing or storing them. Change PDF passwords Update or replace an existing PDF password without recreating the document. This makes it easy to maintain security over time. Offline PDF unlocker and locker PDFSmith works completely offline. No internet connection is required to unlock PDFs, remove passwords, or add password protection. Your files never leave your device. Private and secure by design PDFSmith does not upload, store, or transmit your PDF files or passwords. Everything stays on your device, making it ideal for confidential documents and professional use. Fast and instant results Unlock PDFs or lock PDFs in seconds with instant on device processing. No waiting, no file size limits imposed by servers. Easy saving and sharing Save unlocked or locked PDF files instantly and share them using your device’s standard sharing options. Perfect for many use cases This app is useful for professionals handling confidential documents, students managing coursework, travelers working offline, and anyone who needs a secure PDF password remover or PDF locker. Key features PDF unlocker using the correct password PDF password remover with password verification PDF locker to add password protection Change PDF password easily Offline PDF processing On device PDF security No cloud uploads Instant results PDFSmith gives you full control over your PDF files with a secure, offline, and easy to use PDF unlocker and PDF locker.

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