Parental control app that blocks adult content and dangerous sites on-device.

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 FeaturesContent 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 WorksAcutis 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.
WhatsNew:
• Make blocklist downloads opt-in: no remote fetch on first launch
• First launch now prompts before downloading blocklists
• Update Blocklists only fetches categories you have enabled
• Toggling a category on with no rules downloads just that category