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Android Apps > Communication > Free
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Communication
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The top 20 popular Free Communication Apps for Android in South Korea

Check out the top Communication Apps which are free to download. We went through all Communication Apps for Android on Google Play in May 2025 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 2025-05-10.
whowho - Caller ID & Block
VP (Inc)
app icon
▶대한민국 3천만 이용자가 경험한 국민 전화 앱 1. Get informed on numbers as the calls come in Choose to reject useless spam, and never miss the calls that matter. WhoWho tells you all you need to know about unknown num…
app screenshotapp screenshotapp screenshot
Free
4.0
10,000,000+ downloads
|
Communication
app icon
4.0
Free
VP (Inc)
10,000,000+ downloads
COMMUNICATION
whowho - Caller ID & Block
▶대한민국 3천만 이용자가 경험한 국민 전화 앱 1. Get informed on numbers as the calls come in Choose to reject useless spam, and never mis…
NateOn UC
NATE Communications Corporation
app icon
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…
app screenshotapp screenshotapp screenshot
Free
3.2
10,000,000+ downloads
|
Communication
app icon
3.2
Free
NATE Communications Corporation
10,000,000+ downloads
COMMUNICATION
NateOn UC
NateOn UC is all about mobile life. You can send instant messages, SMS, e-mail, whatever you want to send. Moreover, yo…
WhyCall - AI spam blocking app
evain
app icon
WhyCall can block disturbing calls using AI technology and you can enjoy the convenience with AI Spam Blocking upon subscription of this unique function in the app settings. Have you ever experien…
app screenshotapp screenshotapp screenshot
Free
4.0
5,000,000+ downloads
|
Communication
app icon
4.0
Free
evain
5,000,000+ downloads
COMMUNICATION
WhyCall - AI spam blocking app
WhyCall can block disturbing calls using AI technology and you can enjoy the convenience with AI Spam Blocking upon sub…
넥슨플레이 – 넥슨 게이머의 필수 앱
NEXON Company
app icon
★ 더욱 새로워진 넥슨플레이 소개! ★ 1. 내 게임 정보 내 플레이포인트, 넥슨캐시, 보관 아이템을 확인해 보세요. 내 게임 활동도 한 눈에 볼 수 있어요. 2. 넥슨인증기로 계정 보호 넥슨OTP로 게임 로그인부터 로그아웃까지 간편하고 안전하게 넥슨 ID를 보호해 보세요!  넥슨OTP, 바이오인증, 일회용 로그인은 넥슨인증기에서 만나 보실 …
app screenshotapp screenshotapp screenshot
Free
2.6
5,000,000+ downloads
|
Communication
app icon
2.6
Free
NEXON Company
5,000,000+ downloads
COMMUNICATION
넥슨플레이 – 넥슨 게이머의 필수 앱
★ 더욱 새로워진 넥슨플레이 소개! ★ 1. 내 게임 정보 내 플레이포인트, 넥슨캐시, 보관 아이템을 확인해 보세요. 내 게임 활동도 한 눈에 볼 수 있어요. 2. 넥슨인증기로 계정 보호 넥슨OTP로 게임 로그…
Daum Mail - 다음 메일
Kakao Corp.
app icon
* The Daum Mail app is available in Android OS 8.0 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…
app screenshotapp screenshotapp screenshot
Free
4.4
5,000,000+ downloads
|
Communication
app icon
4.4
Free
Kakao Corp.
5,000,000+ downloads
COMMUNICATION
Daum Mail - 다음 메일
* The Daum Mail app is available in Android OS 8.0 or higher. [ Key Features ] 1. Multiple account support Check al…
NAVER Mail
NAVER Corp.
app icon
※ The new NAVER Mail app (v3.0.9) can only be used on Android OS 9.0 and up. 1. Easily find the mails you want. · You can group and view the mails collected in chronological order by conversa…
app screenshotapp screenshotapp screenshot
Free
3.6
5,000,000+ downloads
|
Communication
app icon
3.6
Free
NAVER Corp.
5,000,000+ downloads
COMMUNICATION
NAVER Mail
※ The new NAVER Mail app (v3.0.9) can only be used on Android OS 9.0 and up. 1. Easily find the mails you want. &middo…
KT 스팸차단
KT Corporation
app icon
※ 해당 어플은 kt 고객전용입니다. 타 통신사 고객께선 이용이 불가능합니다. ※ 현재 안드로이드 최신버전 보안 정책 변경으로 인하여 앱 내에서 '스팸신고' 기능이 불가합니다. 고객님들의 편의를 위하여 해당 기능을 대체 가능하거나, 또는 해당 기능을 다시 사용할 수 있도록 조치 할 예정입니다. kt 스팸차단 어플이란? 해당 어플은 설치하는 순간 스팸문자…
app screenshotapp screenshotapp screenshot
Free
4.7
500,000+ downloads
|
Communication
app icon
4.7
Free
KT Corporation
500,000+ downloads
COMMUNICATION
KT 스팸차단
※ 해당 어플은 kt 고객전용입니다. 타 통신사 고객께선 이용이 불가능합니다. ※ 현재 안드로이드 최신버전 보안 정책 변경으로 인하여 앱 내에서 '스팸신고' 기능이 불가합니다. 고객님들의 편의를 위하여 해당 기능을…
다음 - Daum
Kakao Corp.
app icon
▶︎ Looking for a feed that’s all about you? The [ Home ] tab has everything essential: From breaking news, stock updates, and weather to AI-powered briefings that help you quickly catch trendin…
app screenshotapp screenshotapp screenshot
Free
4.0
10,000,000+ downloads
|
Communication
app icon
4.0
Free
Kakao Corp.
10,000,000+ downloads
COMMUNICATION
다음 - Daum
▶︎ Looking for a feed that’s all about you? The [ Home ] tab has everything essential: From breaking news, stock …
U+스팸차단 – Click to show
U+스팸차단
LG유플러스(LG Uplus Corporation)
app icon
===================== [듀얼 SIM 이용 안내] 듀얼 SIM 이용 고객님께서는 이용하고자 하시는 번호(SIM)를 주 데이터 SIM으로 설정해주시기 바랍니다. ===================== [권한 동의 안내] U+스팸차단 서비스를 이용하려면 아래 필수 권한을 허용해야 합니다. ■ 필수 접근 권한 서비스 이용을 위하여 반드시 필…
app screenshotapp screenshotapp screenshot
Free
1.0
5,000,000+ downloads
|
Communication
app icon
1.0
Free
LG유플러스(LG Uplus Corporation)
5,000,000+ downloads
COMMUNICATION
U+스팸차단
===================== [듀얼 SIM 이용 안내] 듀얼 SIM 이용 고객님께서는 이용하고자 하시는 번호(SIM)를 주 데이터 SIM으로 설정해주시기 바랍니다. ====================…
OTO Free International Call
openvacs
app icon
OTO Free International Call app provides free international calls and it doesn't charge any international call fee, while it uses your additional/video call minutes given monthly by your carrier comp…
app screenshotapp screenshotapp screenshot
Free
3.7
5,000,000+ downloads
|
Communication
app icon
3.7
Free
openvacs
5,000,000+ downloads
COMMUNICATION
OTO Free International Call
OTO Free International Call app provides free international calls and it doesn't charge any international call fee, whi…
KakaoTalk : Messenger
Kakao Corp.
app icon
With more than 150 Million users worldwide, KakaoTalk is a messenger app connecting people and the world. It works across mobile, desktop and wearable devices. Enjoy KakaoTalk anytime, anywhere in re…
app screenshotapp screenshotapp screenshot
Free
3.8
100,000,000+ downloads
|
Communication
app icon
3.8
Free
Kakao Corp.
100,000,000+ downloads
COMMUNICATION
KakaoTalk : Messenger
With more than 150 Million users worldwide, KakaoTalk is a messenger app connecting people and the world. It works acro…
Acapela TTS Voices
Acapela Group S.A.
app icon
******** Description ******** Acapela TTS allows you to buy and install our high quality voices and integrate them in your Android Device to use them with the system or any TTS compatible applicati…
app screenshotapp screenshotapp screenshot
Free
2.8
500,000+ downloads
|
Communication
app icon
2.8
Free
Acapela Group S.A.
500,000+ downloads
COMMUNICATION
Acapela TTS Voices
******** Description ******** Acapela TTS allows you to buy and install our high quality voices and integrate them in…
StrongVPN - Fast, Private VPN
StrongVPN
app icon
StrongVPN is your fast and easy tool for unlimited privacy online. Protect your Android, mobile devices, desktop, routers, and more from ISP spying and cybercrime while you use vulnerable Wi-Fi netwo…
app screenshotapp screenshotapp screenshot
Free
4.4
500,000+ downloads
|
Communication
app icon
4.4
Free
StrongVPN
500,000+ downloads
COMMUNICATION
StrongVPN - Fast, Private VPN
StrongVPN is your fast and easy tool for unlimited privacy online. Protect your Android, mobile devices, desktop, route…
Whoscall - Caller ID & Block
Gogolook
app icon
To have a safe and trustworthy telecommunication environment, Whoscall is your one and only option! With having more than 100 million downloads globally, Whoscall is a highly-regarded phone app with…
app screenshotapp screenshotapp screenshot
Free
3.9
50,000,000+ downloads
|
Communication
app icon
3.9
Free
Gogolook
50,000,000+ downloads
COMMUNICATION
Whoscall - Caller ID & Block
To have a safe and trustworthy telecommunication environment, Whoscall is your one and only option! With having more t…
Azar: 1 on 1 Video Chat Online
Hyperconnect LLC
app icon
Azar is a video chat app that instantly connects you with millions of people nearby and around the world. You never know who you might meet next! WITH AZAR, YOU CAN: - Azar’s algorithm matches…
app screenshotapp screenshotapp screenshot
Free
3.8
100,000,000+ downloads
|
Communication
app icon
3.8
Free
Hyperconnect LLC
100,000,000+ downloads
COMMUNICATION
Azar: 1 on 1 Video Chat Online
Azar is a video chat app that instantly connects you with millions of people nearby and around the world. You never kno…
CallApp: Caller ID & Block
CallApp Caller ID, Call Recorder & Spam Blocker
app icon
Caller ID? Block numbers? Text & SMS messaging? Call Recording? Phone number lookup? We’ve got it all with CallApp, our phone number lookup & default SMS app! 📞 Caller ID: - Ad…
app screenshotapp screenshotapp screenshot
Free
4.3
100,000,000+ downloads
|
Communication
app icon
4.3
Free
CallApp Caller ID, Call Recorder & Spam Blocker
100,000,000+ downloads
COMMUNICATION
CallApp: Caller ID & Block
Caller ID? Block numbers? Text & SMS messaging? Call Recording? Phone number lookup? We’ve got it all with …
Telegram
Telegram FZ-LLC
app icon
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…
app screenshotapp screenshotapp screenshot
Free
4.2
1,000,000,000+ downloads
|
Communication
app icon
4.2
Free
Telegram FZ-LLC
1,000,000,000+ downloads
COMMUNICATION
Telegram
Pure instant messaging — simple, fast, secure, and synced across all your devices. One of the top 5 most download…
LINE: Calls & Messages
LINE (LY Corporation)
app icon
LINE is transforming the way people communicate, closing the distance between family, friends, and loved ones—for free. With voice and video calls, messages, and a limitless variety of exciting…
app screenshotapp screenshotapp screenshot
Free
3.5
1,000,000,000+ downloads
|
Communication
app icon
3.5
Free
LINE (LY Corporation)
1,000,000,000+ downloads
COMMUNICATION
LINE: Calls & Messages
LINE is transforming the way people communicate, closing the distance between family, friends, and loved ones—for…
Samsung Push Service
Samsung Electronics Co., Ltd.
app icon
You can check the installation of the app in 'Settings > Application manager' after downloading the Samsung push service. The Samsung push service provides the notification service only for Samsun…
app screenshotapp screenshotapp screenshot
Free
3.9
5,000,000,000+ downloads
|
Communication
app icon
3.9
Free
Samsung Electronics Co., Ltd.
5,000,000,000+ downloads
COMMUNICATION
Samsung Push Service
You can check the installation of the app in 'Settings > Application manager' after downloading the Samsung push ser…
Google Chrome
Google LLC
app icon
Google Chrome is a fast, easy to use, and secure web browser. Designed for Android, Chrome brings you personalized news articles, quick links to your favorite sites, downloads, and Google Search and …
app screenshotapp screenshotapp screenshot
Free
4.1
10,000,000,000+ downloads
|
Communication
app icon
4.1
Free
Google LLC
10,000,000,000+ downloads
COMMUNICATION
Google Chrome
Google Chrome is a fast, easy to use, and secure web browser. Designed for Android, Chrome brings you personalized news…
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