SPR Super Quick Review: Per-Device WiFi Router OS (2026)
Most people think a strong WiFi password is enough to keep their home network safe. But here’s the thing — once a device joins your network, consumer routers treat it like family. Your smart TV, your kid’s tablet, your IoT light bulb — they all get the same network access as your work computer. But SPR (Secure Programmable Router) by Supernetworks approaches this differently. It gives every single device its own isolated /30 subnet with a unique WPA3 passphrase. No device can talk to another unless you explicitly allow it. And it runs on a Raspberry Pi 4 or 5, or their pre-built Compute Board ($399.99). ...