AppBlocker – Lock Apps, Block Internet & Protect Your Privacy

AppBlocker is a powerful and modern Android application designed to help users take full control of their digital habits, protect their privacy, and boost productivity.

With a clean UI, smooth performance, and advanced security features, this app is ready for production and perfect for monetization.

[DOWNLOAD DEMO APK]

App Lock (Pattern, PIN & Biometric)

• Secure any app with Pattern Lock
• Unlock with PIN code
• Fast and secure Biometric authentication (Fingerprint/Face)
• Smart fallback system (Biometric → PIN/Pattern)

Internet Blocker (Per-App VPN)

• Block internet access for selected apps
• Works with both Wi-Fi and mobile data
• Lightweight local VPN solution
• Real-time control with ON/OFF toggle

Smart App Management

Automatically loads installed apps
Organized sections:

• Popular apps
• Social apps
• System apps
• Others
• Fast search with instant filtering

Productivity & Focus

• Block distracting apps (Instagram, YouTube, etc.)
• Stay focused during work or study
• Reduce screen time effectively

Modern UI / UX

• Clean and minimal design
• Dark theme optimized
• Grid & List view modes
• Smooth animations and transitions
• Premium-style interface

Customization

Choose lock type:

• Pattern
• PIN
• Biometric

Switch between:

• Grid view
• List view
• Light / Dark / System theme

Security Features

• Prevent unauthorized app access
• Optional uninstall protection (Device Admin)
• Secure session-based unlocking
• Encrypted PIN storage (SHA-256)

Monetization Ready

• In-App Purchases (Premium unlock)
• Ads integration
• Rewarded ads (unlock features temporarily)
• Free vs Pro features structure included

Performance Optimized

• Fast app loading (background processing)
• Efficient memory usage
• Optimized RecyclerView rendering
• Smooth user experience even on low-end devices

Built With Modern Android Architecture

• Java (clean and structured)
• MVVM architecture
• LiveData + ViewModel
• Material Design Components
• Biometric API
• VPN Service integration

Supported Languages

• English (US)
• Portuguese (Brazil)
• Spanish
• French
• Hindi
• German
• Russian
• Indonesian
• Turkish
• Vietnamese

Perfect For

• Developers looking to sell on CodeCanyon
• Entrepreneurs building a productivity app
• Users who want privacy and focus
• Anyone needing app-level control

Why This App?

Unlike basic app lockers, AppBlocker combines:

• App Lock + Internet Control
• Multiple authentication methods
• Modern UI with premium feel
• Monetization-ready structure

Support Policy

Before purchase, please test the demo APK on your devices.

We value our clients, but:

• Support is provided only for bugs/issues in original code
• Customizations are NOT included in free support
• Paid customization is available upon request

Support channel: Email only

Technical Requirements

• Android Studio Narwhal or newer
• Minimum SDK Version: Android 10 (API 29)
• Target SDK Version: Android 15 (API Level 35)
• Compile SDK Version: API Level 35
• Supported Android Versions: Android 10 to Android 15 and above

What You Get

• Full Android source code
• Clean architecture (easy to maintain)
• Scalable structure for future features
• Ready-to-publish project

Changelog

Version 1.0.6

 - Fixed startup crash on some Android 16 devices - Improved HyperOS compatibility - Updated WorkManager dependency - Improved AndroidX Startup initialization - Enhanced startup stability and reliability - Improved compatibility with manufacturer-customized Android systems - Minor bug fixes and performance optimizations 

Version 1.0.5

 - Updated item title to follow marketplace branding rules - Added technical requirements section - Fixed description HTML syntax issues - Replaced deprecated MD5/SHA-1 references with SHA-256 - Improved pattern lock security handling - Added encrypted secure storage for sensitive lock data - Removed active debug logs from release code - Removed hardcoded AdMob test device configuration from production - Replaced placeholder package name with production identifier - Improved AndroidManifest privacy and security compliance - Removed unnecessary sensitive permissions - Minor stability and performance improvements 

Version 1.0.4

 - Reworked app lock detection stability - Improved Accessibility Service reliability - Added battery optimization handling for better background persistence - Improved VPN/background service behavior - Replaced deprecated hashing algorithms with SHA-256 - Improved lock pattern security handling - Added encrypted secure storage for sensitive lock data - Removed unnecessary and sensitive permissions - Improved AndroidManifest security and privacy compliance - Removed debug logs from release build - Replaced placeholder package name with production-ready identifier - Improved package visibility implementation - Improved overall security hardening - Fixed theme switching stability issues - General performance improvements - Minor bug fixes and optimizations 

Version 1.0.3

 - Improved app lock detection and service stability - Added battery optimization support for better background reliability - Improved Accessibility Service behavior - Optimized VPN/background service persistence - Removed unnecessary permissions from AndroidManifest - Improved package visibility and user privacy handling - Added launcher-based app query implementation - Improved theme switching stability - Fixed occasional crashes during theme changes - General performance and UI improvements - Minor bug fixes and optimizations 

Final Note

This is not just an app — it’s a complete product ready for market, designed to deliver both user value and revenue potential.

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Please consider rating the app if you are satisfied with the product. Thank you.