Unlike bloated network apps that split tools or skip IPv6 support, this all-in-one iOS toolkit packs one-click diagnostics, full IPv4/IPv6 dual-stack, and network utilities into a 5MB lightweight package. Designed for engineers, DevOps & developers, it runs offline, supports batch tests, and auto-saves 14-day history—no subscriptions, no ads. Standout features: LAN scanning, multi-type DNS queries, app-specific latency tests, dark mode. Perfect for on-the-go troubleshooting.