How to setup WiFi calling on any Android device

Scratch Wireless Wifi

WiFi calling is a feature touted by some carriers to be a big cost-saver. Going beyond the traditional carrier model, some prepaid MVNO providers are even offering pure WiFi-based calling and texting, only falling back to cellular while outside of WiFi coverage.

The idea here is that users are mostly blanketed by WiFi routers and hotspots almost anywhere, anyway. While at home, or while at work, there is likely to be a fast and reliable WiFi access point, which is likely to be faster (or at least with lower latency) than cellular connections.

This is the premise behind providers like Republic Wireless, Freedompop  and Straight Talk, as well as Scratch Wireless. WiFi-only (or WiFi-first) providers promise mostly unlimited calls and text while connected to a WiFi hotspot. Cellular calls and text may come as a fall-back for free or for a nominal fee.

But you don’t necessarily have to be on these providers to get calls and texts through WiFi. Sure, there are IP-based chatting services and VoIP providers (Skype, Viber, Line, WhatsApp and others come to mind). But if you want to be able to receive calls and texts from other landlines or mobile phones, here’s the solution: Google Voice.

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