Go Transcribe - Advanced cloud based transcription service powered by artificial intelligence
Talk360 - Talk360 is a best-in-class communication utility that offers a convenient way to connect with loved ones globally.
aTalk - An encrypted instant messaging with video call and GPS features for android.
Textnow.com - It lets you text your friends, aka my only source of happiness
FluffyChat - Open. Nonprofit. Cute ?
Molly (Signal fork) - Molly is an independent Signal fork for Android