Core Defense: App Security

Core Defense is an antivirus and security app for Android that helps protect your phone from threats, detect risky apps, and keep your device safe and optimized.

Scan your device, identify potential security risks, and take control of your phone’s safety — all directly on your device, with no account required.

What Core Defense does

🛡 Antivirus and risk detection

Analyze installed apps and detect suspicious behavior, security risks, and unsafe configurations with clear explanations.

🔍 Security scan

Run advanced on-device analysis to identify potentially harmful or risky apps.

📊 App activity insights

See which apps were recently active and understand how your phone is being used.

🗂 Storage cleanup guidance

Find apps using large amounts of storage and free up space using built-in system tools.

⚙️ System security check

Identify potentially unsafe system settings and improve your device’s security.

Privacy by design

✅ No account required

✅ No personal content uploaded

✅ No selling or sharing personal data

All analysis is performed locally on your device whenever possible.

Permissions (how they’re used)

• Usage Access (optional)

Used only to analyze app activity and provide security insights.

• Query installed apps

Required to perform antivirus and security analysis.

Core Defense helps you understand your device’s security and take action when needed.

Install Core Defense and run your first antivirus scan in under a minute.