The top 20 popular Communication Apps for Android in South Korea (with a recent update)

Check out the top Communication Apps which had a recent update in Google Play. We went through all Communication Apps for Android on Google Play in August 2026 and picked the best ones for you to download onto your Android phone. This Android app list is sorted by the popularity in South Korea. Last updated on 2026-08-28.

NateOn UC

NATE Communications Corporation

NateOn UC is all about mobile life. You can send instant messages, SMS, e-mail, whatever you want to send. Moreover, you can manage your scattered contact list simply at one point. NateOn UC is free…

Free

3.3

10,000,000+ downloads

Communication

Daum Mail - 다음 메일

Daum Corp.

* The Daum Mail app is available in Android OS 9.0 or higher. [ Key Features ] 1. Multiple account support Check all your messages in one app! It's an email collector that gathers all of your ema…

Azar: Video Chat, Meet Friends

Hyperconnect LLC

Azar is a video chat app that connects you with millions of people around the world! WITH AZAR, YOU CAN: - Browse profiles in the Lounge and follow or message anyone who catches your eye - Chat with…

Free

3.8

100,000,000+ downloads

Communication

Telegram FZ-LLC

Pure instant messaging — simple, fast, secure, and synced across all your devices. One of the top 5 most downloaded apps in the world with over 1 billion active users. FAST: Telegram is the fa…

Free

3.8

1,000,000,000+ downloads

Communication

Gmail

Google LLC

The official Gmail app brings the best of Gmail to your Android phone or tablet with enhanced security protections, multiple account support, and powerful search to find the details you need. Use the…

Free

4.1

10,000,000,000+ downloads

Communication

WeChat

WeChat is more than a messaging and social media app – it is a lifestyle for over one billion users across the world. Chat and make calls with friends, share your life's favorite Moments, enjoy…

Free

2.9

100,000,000+ downloads

Communication

Messenger

Meta Platforms, Inc.

Messenger is a free messaging app that helps you connect with anyone, anywhere. Stay in touch with your friends and family, explore your interests with people like you, build your community, and shar…

Free

4.7

5,000,000,000+ downloads

Communication

Firefox Beta for Testers

Mozilla

Firefox Browser for Android is automatically private and incredibly fast. Thousands of online trackers are following you every day, collecting information about where you go online and slowing down y…

Free

4.5

10,000,000+ downloads

Communication

Google Messages

Google LLC

Google Messages is the official Google app for messaging. Google Messages is revolutionizing how a billion users connect and is powered by Rich Communication Services (RCS), the industry standard for…

Free

4.3

10,000,000,000+ downloads

Communication

Firefox Fast & Private Browser

Mozilla

The internet. As it should be. Firefox is a private web browser designed to protect your data, block trackers and make browsing fast, secure and simple. Whether you’re looking for an incognito…

Free

4.6

500,000,000+ downloads

Communication

WhatsApp Messenger

WhatsApp LLC

WhatsApp from Meta is a FREE messaging and video calling app. It’s used by over 2B people in more than 180 countries. It’s simple, reliable, and private, so you can easily keep in touch w…

Free

4.6

10,000,000,000+ downloads

Communication

Rakuten Viber Messenger

Viber Media

Rakuten Viber Messenger is a messaging and calling app for chats, group messaging, voice and video calls, communities, channels, and international calls in one app. Stay connected with friends, famil…

Free

4.1

1,000,000,000+ downloads

Communication

Snapchat

Snap Inc

Snapchat is a fast and fun way to share the moment with your friends and family 👻 SNAP • Snapchat opens right to the Camera — just tap to take a photo, or press and hold for video. &bul…

Free

4.2

1,000,000,000+ downloads

Communication

Yahoo Mail: Email & Planner

Yahoo

YAHOO MAIL: THE SMART INBOX DESIGNED TO SIMPLIFY YOUR LIFE Yahoo Mail is the ultimate smart inbox and advanced email organizer, built to simplify your life and get more done in less time. It’s…

Free

4.2

100,000,000+ downloads

Communication

BT Cloud Work

BT Group PLC

Download the BT Cloud Work app — the essential application for your BT Cloud Work service. Manage your phone system directly from your smartphone and handle your business calls, voicemails and …

E-Parnaíba

SMTI - Prefeitura de Santana de Parnaíba

O eParnaíba é o aplicativo oficial que conecta você aos serviços da Prefeitura de Santana de Parnaíba de forma rápida e prática. Com ele, você p…

Meron

Nonbili

Meron is a modern mail and feed client. It speaks IMAP/SMTP and reads RSS feeds, with a fast Rust core engine bundled as a sidecar. ## Features - Kanban and chat view - Email over IMAP/SMTP, with t…

MainArbeit

MainArbeit. Kommunales Jobcenter Offenbach

Das MainArbeit Portal bietet Kundinnen und Kunden eine einfache und sichere Möglichkeit, mit dem Jobcenter digital in Kontakt zu treten. Über die App können Dokumente bequem gesendet u…

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Solovo: Messenger

Solovo app

Solovo is more than just a messenger. It’s a place where family, friends, and important tasks come together in one space. We’ve combined reliability, speed, and a warm atmosphere so …

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