Acutis Firewall — Open Source Firewall App

Acutis Firewall is a parental control app that protects your family by blocking adult content, malware, and dangerous websites. All filtering happens locally on your device for maximum privacy. Key Features Content Protection • Block adult and pornographic websites with a comprehensive blocklist • Protect against malware and phishing attacks with real-time DNS filtering • Optional blocking for gambling sites and social media platforms • Works across ALL apps, not just browsers Time-Based Controls • Set daily screen time limits for specific sites or categories • Schedule blocking during homework time, bedtime, or family hours • Choose which days of the week rules apply Parental Controls • PIN-protect settings so children cannot disable protection • One-tap activation with no configuration required • Auto-start protection when device boots Privacy First • All filtering happens on your device - no data sent to external servers • No analytics, tracking, or data collection • DNS queries go directly to your system DNS or Cloudflare • PIN stored with Android's encrypted storage How It Works Acutis Firewall creates a local VPN tunnel on your device to intercept DNS queries. When a blocked domain is requested, it returns "not found" - preventing the content from loading. Allowed traffic passes through normally with no slowdown. Requirements • Android 10 or higher • No root required • No subscription - completely free and open source Named after Blessed Carlo Acutis, patron of the internet.