FlowBytes

byPsychopath · Tools

Verified safeOpen source

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5.0

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android

AI summary

Real-time network speed monitor with per-app data limits and automatic blocking via local VPN. Features Material You theming, usage forecasts, and alert history. v2.4.0 improves firewall response, adds smoother animations, and reduces RAM usage. Open source under GPL v3.0; uses VPN Service and Usage Access permissions for local traffic analysis with no telemetry.

Generated by AI. May contain inaccuracies.

About this app

Real-time network speed monitoring with detailed data usage analytics. Stay in control of your internet with precision and clarity.

🚀 Key Features

- Real-time Speed Monitoring: Displays live download and upload speeds in the status bar, persistent notification, and a dedicated Quick Settings Tile. - App Blocking: Advanced network control using Android's VPN Service to automatically restrict internet access for applications that reach their limit. - High Data Alerts: Detects sustained high-traffic spikes and background data leaks with customizable speed and duration thresholds. - Weekly Activity Charts: Visualize your data consumption with high-precision charts supporting Soft-Scaling and filtering by Combined, Wi-Fi, or Mobile data. - Usage Insight & Forecast: Get projected data consumption forecasts based on your current habits to stay ahead of your daily limits. - Comprehensive Data Plans: Set flexible Daily and Monthly System Plans globally or configure granular App Limits for specific applications. - Alerts History: Track all limit breaches and high-traffic detections in a filterable history log with categorized alerts. - Modern Material 3 UI: A fluid interface featuring Material You dynamic colors, AMOLED dark mode, and customizable notification icon scaling. - Privacy First: 100% offline. No telemetry, no tracking—all network analysis and storage happen strictly on your device.

📱 How to Use & Customize

1. Grant Permissions: Follow the setup wizard to enable Usage Access and Notifications. 2. Initialize: Toggle monitoring from the Home screen or the Quick Settings Tile. 3. Configure Data Plans: - Go to Data Plans to set global System Plans (Daily/Monthly). - Add specific applications to App Limits for granular control and automatic App Blocking. 4. Personalize Appearance: - Enable Material You in Settings for system-matched colors. - Toggle AMOLED Mode for deep blacks on supported screens. - Adjust Icon Size for your preferred status bar visibility. 5. Fine-tune Alerts: Adjust High Data Alerts (High Traffic Detection) thresholds in Settings to match your data plan's sensitivity.

📄 License

GNU General Public License v3.0

network monitor data usage firewall offline open source tools

What's new

v2.4.0Aug 29, 2026

Enhanced App Firewall & Control
Setting an app's data limit to 0 now cuts off its network connection immediately. - Faster firewall response time when blocking unauthorized connections.
Adaptive Theme & Fluid Animations
Refreshed look with dynamic theming and smoother visual transitions.
Performance & Memory Optimization
Reduced RAM usage and smoother list scrolling with downsampled app icons.
Service & Background Stability
Improved background monitoring service reliability and persistence.