Zangi Private Messenger

WhatsApp Messenger

WhatsApp LLC

4.2

Text Me: Second Phone Number

TextMe, Inc.

4.2

Gem Space: blogs, chats, calls

Gem4me Holdings Ltd.

4.5

Messenger Kids – The Messaging

Meta Platforms, Inc.

3.8

Signal - プライベートメッセンジャー

Signal Foundation

4.5

TalkTT - 電話、SMS、電話番号

Alia Network Corporation

3.6

Rakuten Viber Messenger

Viber Media S.à r.l.

4.4

KT Messenger (KalamTime)

Ogoul Technology

3.9