The universal proxy platform

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Antivirus & safety scan results

Scan Date: Oct 10, 2026 Software Version: 1.14.3

Status: ✅ Trusted & Safe to install This app is signed by Project S with trusted and verified digital signature and it will updated existing sing-box installations Certificate fingerprint: 8db4d4ae5aa05edcc7d60d7894466896d7857430 Issuer: C=/, ST=/, L=/, O=/, OU=/, CN=猫羽世界 How we verify APK files security

sing-box VPN app for Android description

sing-box is a fast, customizable and universal proxy platform that can be used to create network proxy servers, clients and transparent proxies. This app allows users to manage and use local and remote sing-box profiles and provides platform specific feature implementations such as the TUN transparent proxy implementation through the Android VpnService.

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Specifications

Package Name	io.nekohasekai.sfa
Requirements	Android 5.0 (Lollipop API 21)
Author	Project S
APK Size	101.8 MB
Categories	Security, VPN, Connectivity
Source Code	https://github.com/SagerNet/sing-box