Textnow.com - It lets you text your friends, aka my only source of happiness

TextNow - TextNow is a mobile virtual network operator (MVNO) that provides a free phone service to users by using other cellular networks coverage.

Talk360 - Talk360 is a best-in-class communication utility that offers a convenient way to connect with loved ones globally.

Dingtone - Dingtone is a free call and texting application for making unlimited calls and text messages to any number at the moment registered in any part of the world by any cellular company.

Molly (Signal fork) - Molly is an independent Signal fork for Android

TextMe - TextMe is a free calls and messaging application at both local and international levels.