2025-07-10 11:25:31 +00:00

14 KiB

📦 sing-box - Next-Generation Cross-Platform Proxy Tool

sing-box

🌟 sing-box is an emerging cross-platform proxy software that has gained user favor for its excellent performance, modern architecture, and completely free nature.

Product Highlights

🎯 Core Advantages

  • 🆓 Completely Free: Open source project, permanently free to use
  • 🌍 Cross-Platform Support: Windows, macOS, Linux, Android, iOS
  • 🚀 Exceptional Performance: Developed in Go language with high-performance architecture
  • 🔄 Continuous Updates: Active development team with regular maintenance updates
  • 🛡️ Secure & Reliable: Modern security mechanisms with transparent open source code
Feature Description Advantages
🎭 Multiple Inbounds Support for various inbound protocols Flexible configuration
🔀 Smart Routing Powerful routing rule system Precise traffic splitting
📊 Real-time Monitoring Detailed connection and traffic statistics Easy management
🔧 Hot Reload Support for configuration hot reload No restart required
🎯 DNS Optimization Built-in DNS server Accelerated resolution

🔗 Protocol Support

Protocol Type Support Status Feature Description
🔒 Shadowsocks Full functionality support including various encryption algorithms
🌟 VMess V2Ray protocol with complete features
🛡️ Trojan TLS traffic disguise, secure and reliable
🚀 Hysteria 2 High-speed QUIC-based protocol
VLESS Lightweight protocol with excellent performance
🔐 WireGuard Modern VPN protocol
🌊 TUIC New QUIC-based protocol

📱 System Requirements

  • Minimum Version: Android 5.0 (API 21) and above
  • Recommended Version: Android 8.0 and above
  • Compatible Devices: Android phones / tablets
  • Architecture Support: ARM64, ARM, x86_64
  • Storage Required: Approximately 80MB available space
  • Memory Required: Recommended 2GB RAM or more

📥 Download & Installation

🔗 Official Release

📌 Version Note: sing-box provides an Android version called SFA (sing-box for Android)

Download Source Version Filename
🏠 GitHub Release 1.10.1 SFA-1.10.1-universal.apk
🚀 Mirror Accelerator 1 1.10.1 Accelerated Download
🚀 Mirror Accelerator 2 1.10.1 Backup Link

🛠️ Installation Guide

  1. Preparation

    • Ensure device meets system requirements
    • Allow installation from unknown sources
  2. Download & Install

    • Choose appropriate download source
    • Download APK file to device
    • Tap file to begin installation
  3. Grant Permissions

    • Grant network access permissions
    • Allow VPN connection permissions (on first startup)

🚀 Usage Tutorial

📋 Quick Start

🔥 Configuration Flow

  1. 📱 Launch Application - Open sing-box (SFA)
  2. 📂 Import Configuration - Add configuration files or subscriptions
  3. 🌐 Select Server - Choose from available nodes
  4. 🚀 Start Service - Enable proxy connection
  5. Verify Connection - Confirm network proxy is functioning

🎯 Detailed Operation

🌟 Step 1: Application Launch

Open the installed sing-box and enter the application homepage:

Application Homepage

💡 First Startup Tip: The app will request VPN permissions, please select "Allow"

⚙️ Step 2: Configuration Options

Tap "Configuration" or "Profiles" to enter configuration management:

Configuration Options

📥 Step 3: Import Configuration

Select import method (URL subscription, local file, or manual configuration):

Import Process

Step 4: Configuration Confirmation

Check imported configuration information and confirm it's correct:

Configuration Confirmation

🌐 Step 5: Node Selection

Select appropriate servers from the available node list:

Node Selection

🚀 Step 6: Start Connection

Return to main interface and start the proxy service:

Connection Status


🎛️ Advanced Configuration

📊 Routing Rules

🎯 Rule Types

  • Domain Rules: Smart traffic splitting based on domain names
  • IP Rules: Precise routing based on target IP addresses
  • GeoIP Rules: Automatic routing based on geographical location
  • Process Rules: Traffic splitting based on application processes (requires root)

📋 Rule Configuration Examples

{
  "route": {
    "rules": [
      {
        "domain_suffix": [".cn", ".com.cn"],
        "outbound": "direct"
      },
      {
        "geoip": ["cn"],
        "outbound": "direct"
      },
      {
        "domain_suffix": [".google.com", ".youtube.com"],
        "outbound": "proxy"
      }
    ],
    "final": "proxy"
  }
}

🔄 Outbound Configuration

🌐 Connection Modes

  • Direct Mode: Traffic connects directly to target
  • Proxy Mode: Forward through proxy servers
  • Block Mode: Block specific traffic
  • DNS Mode: DNS queries only

⚙️ Advanced Outbound Settings

{
  "outbounds": [
    {
      "type": "shadowsocks",
      "tag": "proxy",
      "server": "example.com",
      "server_port": 443,
      "method": "chacha20-ietf-poly1305",
      "password": "your_password"
    },
    {
      "type": "direct",
      "tag": "direct"
    },
    {
      "type": "block",
      "tag": "block"
    }
  ]
}

📈 Monitoring & Statistics

📊 Real-time Metrics

  • Live Traffic: Display current network speed
  • Historical Statistics: View traffic usage history
  • Connection Information: Show active connection details
  • Log Records: Detailed runtime logs

📈 Performance Tracking

Metric Description Update Frequency
🚀 Speed Current transfer rates Real-time
📊 Data Usage Total data consumed Continuous
🔗 Connections Active connection count Real-time
⏱️ Latency Response time to servers Periodic

🎯 Configuration Examples

📝 Basic Configuration

{
  "log": {
    "level": "info"
  },
  "inbounds": [
    {
      "type": "tun",
      "inet4_address": "172.19.0.1/30",
      "inet6_address": "fdfe:dcba:9876::1/126",
      "auto_route": true,
      "strict_route": false
    }
  ],
  "outbounds": [
    {
      "type": "shadowsocks",
      "server": "example.com",
      "server_port": 443,
      "method": "chacha20-ietf-poly1305",
      "password": "your_password"
    },
    {
      "type": "direct",
      "tag": "direct"
    }
  ],
  "route": {
    "rules": [
      {
        "geoip": "cn",
        "outbound": "direct"
      }
    ]
  }
}

🎭 Advanced Multi-Outbound Configuration

{
  "outbounds": [
    {
      "type": "selector",
      "tag": "proxy",
      "outbounds": ["server1", "server2", "server3"]
    },
    {
      "type": "urltest",
      "tag": "auto",
      "outbounds": ["server1", "server2", "server3"],
      "url": "http://www.gstatic.com/generate_204",
      "interval": "10m"
    },
    {
      "type": "shadowsocks",
      "tag": "server1",
      "server": "server1.example.com",
      "server_port": 443,
      "method": "chacha20-ietf-poly1305",
      "password": "password1"
    }
  ]
}

🔧 Performance Optimization

Speed Enhancement

🌍 Server Selection Strategy

  1. Geographic Proximity: Choose servers closest to your location
  2. Load Testing: Use built-in connectivity tests
  3. Protocol Optimization: Select appropriate protocols for your network
  4. Concurrent Connections: Optimize connection pooling

🛠️ Configuration Tuning

{
  "experimental": {
    "cache_file": {
      "enabled": true,
      "path": "cache.db"
    }
  },
  "route": {
    "auto_detect_interface": true,
    "override_android_vpn": true
  }
}

🛡️ Stability Improvements

  • Connection Redundancy: Configure multiple outbound options
  • Auto-failover: Enable automatic server switching
  • Health Monitoring: Regular connectivity checks
  • Backup Configurations: Maintain multiple config profiles

Frequently Asked Questions

🔧 Technical Issues

Q: Configuration import fails?

A: Please check:

  • Configuration file format is correct
  • Network connection is normal
  • Supported protocols are being used
  • No syntax errors in JSON configuration

Q: Connection unstable?

A: Optimization suggestions:

  • 🔄 Try switching to different server nodes
  • 🌐 Check local network environment
  • ⚙️ Adjust TCP/UDP settings
  • 📊 Monitor connection quality

Q: High battery consumption?

A: Energy-saving recommendations:

  • 🎯 Configure routing rules properly to reduce unnecessary proxying
  • 📍 Choose servers with lower latency
  • 🔄 Turn off service when not needed
  • 🛡️ Optimize background activity

📱 Application Issues

Q: Unable to start?

A: Troubleshooting steps:

  • 📱 Check Android version compatibility
  • 💾 Confirm sufficient storage space
  • 🔄 Restart device and try again
  • 🛠️ Clear app cache and data

Q: VPN permission denied?

A: Solutions:

  • ⚙️ Go to Settings → Apps → sing-box → Permissions
  • 🔓 Enable VPN permission manually
  • 🔄 Restart app after granting permissions
  • 📱 Check if other VPN apps are running

⚙️ Configuration Issues

Q: Rules not working properly?

A: Check points:

  • 📋 Verify rule syntax is correct
  • 🎯 Check rule priority order
  • 🔍 Review rule matching in logs
  • 🔄 Restart after rule changes

🔗 Learning Resources

📚 Official Documentation

💬 Community Support

🛠️ Development Resources

🎓 Learning Materials


💡 Best Practices

Performance Optimization

🎯 Configuration Strategy

  1. Reasonable Rule Configuration: Avoid proxying all traffic unnecessarily
  2. Choose Nearby Nodes: Select geographically closer servers
  3. Regular Updates: Keep app and rules up to date
  4. Monitor Performance: Track connection quality and speeds

🔧 Advanced Optimization

{
  "experimental": {
    "clash_api": {
      "external_controller": "127.0.0.1:9090",
      "external_ui": "ui"
    }
  },
  "route": {
    "rule_set": [
      {
        "tag": "geosite-cn",
        "type": "remote",
        "format": "binary",
        "url": "https://cdn.jsdelivr.net/gh/SagerNet/sing-geosite@rule-set/geosite-cn.srs"
      }
    ]
  }
}

🛡️ Security Recommendations

🔐 Configuration Security

  1. Verify Configuration Sources: Only use trusted configuration providers
  2. Regular Backups: Backup important configuration files
  3. Monitor Traffic: Watch for unusual traffic usage patterns
  4. Update Regularly: Keep software updated for security patches

🛡️ Privacy Protection

  • DNS Security: Use secure DNS providers
  • Leak Protection: Enable IPv6 and DNS leak protection
  • Log Management: Configure appropriate logging levels
  • Certificate Validation: Ensure proper TLS certificate verification

🎯 Summary & Evaluation

Strengths

  • 🆓 Free & Open Source: No cost with transparent development
  • 🚀 High Performance: Efficient Go-based architecture
  • 🌍 Cross-Platform: Consistent experience across devices
  • 🔧 Rich Features: Comprehensive routing and configuration options
  • 🔄 Active Development: Regular updates and community support

Considerations

  • 📚 Learning Curve: Complex configuration may overwhelm beginners
  • 🔄 Rapid Development: Frequent updates may introduce breaking changes
  • 🛠️ Configuration Complexity: JSON-based configuration requires technical knowledge
  • 📱 Resource Usage: May consume more resources than simpler alternatives

🎯 Ideal For

  • 🔧 Technical Users: Those comfortable with JSON configuration
  • 🆓 Budget-Conscious: Users seeking powerful free alternatives
  • 🎓 Learning Enthusiasts: Those interested in modern proxy technologies
  • 🌐 Cross-Platform: Users needing consistent experience across devices

📅 Last Updated: July 10, 2025 | 📦 Compatible Version: sing-box 1.10.1 (SFA)