The top 20 popular Communication Apps for Android in South Korea with no subscription

Check out the top Communication Apps which are a one-time purchase with no subscription or in-app purchases. We went through all Communication Apps for Android on Google Play in October 2026 and picked the best ones for your Android phone. This Android app list is sorted by the popularity in South Korea. Last updated on 2026-10-11.

FolderSync Pro

FolderSync enables simple sync to cloud based storage to and from local folders on the device SD cards. It support a wide range of different cloud providers and file protocols, and support for more p…

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100,000+ installs

Zettel Notes: AI Chat Plugin

NOTE: This app requires your own OpenAI API key. It is not affiliated with OpenAI — this is an independent, unofficial application that works with the OpenAI API. Zettel Notes: AI Chat Plugin …

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G05mTestDoc_04 – Click to show

STARWAVES DRM/DAB+ SoftRadio

With STARWAVES DRM/DAB+ SoftRadio, you can enjoy any DRM and DAB+ live radio broadcast conveniently on your Android smartphone or tablet. No internet connection required. All you need is an SDR RF do…

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SMB/Samba Server Pro – Click to show

Address Book and Contacts Pro

Address Book and Contacts is a simple contacts application. You can add people contact informations to the Address Book and Contacts, you can edit these informations and you can call on these people …

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1,000+ installs

OwnerGo

Kyle Montgomery

OwnerGo is the customizable web portal for all condo, apartment, townhome, and single family home communities. Give your homeowners and residents access to critical information and let the website ta…

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Voice Text - Text Voice PRO

VOICE TO TEXT (Talk and write your words as text) -Thanks to "Speech Recognition" you can talk and your words will be converted into characters and written as a text on the screen. -Cont…

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1,000+ installs

Internet Browser Pro

Internet Browser Pro App is a fast, secure, and smart Mobile Browser; It designed for mobile, brings you an amazing Premium web experience. This browser is the FASTEST, EASIEST and most FUN mobile We…

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Portable CPO

Bunzee Research

Note: You will need a small hardware circuit (Raspberry Pi Pico, the paddle and three jumper wires) to be able to use this app. https://github.com/kholia/SupportPortableCPO has the instructions. Plea…

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Contacts Widget - Speed Dial

Neelam Govind Bhanushali

Contacts widget app makes it possible to organise favourite contacts by placing contacts widgets on home screen. Choose contacts for each folder widget, name it and customise it. Place your favourit…

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10,000+ installs

GroupManager

Smallbouldering Projects

A simple way to manage contact groups. If your phone does not have an application for managing contact groups this is for you. View, add and edit contact groups. Tap a contact to view or edit. No…

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eBlaBla

Casal Development

Our AI-powered assistant monitors emotional intensity in real-time, helping you de-escalate conflicts before they hurt your relationship. Open the App; choose language; click start; place the device …

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Mumla (Donation/Legacy)

⚠️ Legacy donation version — no longer actively developed. Development and updates continue in the regular version of Mumla: https://play.google.com/store/apps/details?id=se.lublin.mumla If yo…

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WiFiTalk

WiFiTalk is a LAN chat app, you can make voice or video calls to other devices in the same LAN(such as router, phone hotspot), even if the LAN is not connected to public network. You can also send te…

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ContactsX - Dialer & Contacts

Snow Technology

★ This is a phone (default phone handler) & phone book app designed specifically for Japanese users and designed to be quick and easy to use with one hand. ● Since the index is specialized in Jap…

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10,000+ installs

FieldLog

Field Log is a simple, useful application for logging QSO, when you are activating Flora Fauna, SOTA, IOTA, and others. You don't need anymore havy komputer with Logger32, HRD, N1MM or others. Just p…

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1,000+ installs

APRS++ - APRS Client

Bunzee Research

APRS++ is an APRS Client app for amateur radio operators and SWLs. It allows amateur radio operators to operate the APRS radio service. NOTE: All APRS features are available WITHOUT any SUBSCRIPTIO…

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e40w: Test App 02 – Click to show

Handwritten Messages Pro

Fulmine Software

Surprise your friends with original, unique and personally handwritten messages. Send by any sms (mms), messenger, social media, e-mail app you like with help of this great tool. Write text, sketch o…

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