ドコモメールアプリ

Firefox Fast & Private Browser

Google Voice

Glide - Video Chat Messenger

Discord: Talk, Chat & Hang Out

TextMe Up Calling & Texts

GroupMe

whatsapp

Messenger

Phoner 2nd Phone Number + Text

Google Meet

Nextplus: Phone # Text + Call

Pulse SMS (Phone/Tablet/Web)

Microsoft Edge: AI browser

Snapchat

Smart Messages

Phone Call App & WiFi Call Any

telegram

Element - Secure Messenger

signal

Messenger Kids – The Messaging

Robokiller - Spam Call Blocker

Text Free: Call & Texting App

Marco Polo - Video Messenger

Threema. The Secure Messenger