Education and Communications What is the best app for WiFi texting? What is the best app for WiFi texting? Google Voice is an excellent free texting app and easily one of the most popular. It lets you send free SMS messages and make free phone calls in the U.S. or Canada. Those who are outside of those areas have spotty coverage at best.4 Jan 2022 Related Posts:The ultimate 1964 penny value guide is available here.How can I send SMS from my Mac?How can I make my Google Wifi faster?Are SMS and text messages the same?