Gayageum - Korean Instrument

This is for people who love traditional Korean musical instruments.

PTD Studio · com.studio.ptd.gayageum

Not rated yet 100K+ downloads v2.5 10.4 MB Android 6.0+ PEGI 12 · Low Maturity

Download APK 10.4 MB All versions

Signature matches the Google Play version Details

Gayageum - Korean Instrument screenshot 1

Gayageum - Korean Instrument screenshot 2

Gayageum - Korean Instrument screenshot 3

Gayageum - Korean Instrument screenshot 4

Gayageum - Korean Instrument screenshot 5

Gayageum - Korean Instrument screenshot 6

Gayageum - Korean Instrument screenshot 7

Gayageum - Korean Instrument screenshot 8

At a glance

Latest version: v2.5 (12)
Updated: Oct 3, 2026 (7 days ago)
APK size: 10.4 MB
Requires: Android 6.0+ (API 23)
CPU support: Any (no native code)
Category: Music & Audio (app)
Listed since: Jun 15, 2021 (at least)
Permissions: 11 (1 sensitive)
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Gayageum - Korean Instrument is an app by PTD Studio in the Music & Audio category, listed since at least June 2021. It has no native code, so it runs on any Android processor.

Since version 2.2, the minimum Android version rose from 5.0 to 6.0. It asks for 11 permissions, 1 of them sensitive: record audio. It asks for the same permissions as version 2.4. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in v2.5

v2.0 Manage record files pro Record internal audio from Android 10+ v1.3 Fix reported bugs

Description

From the listing uploaded by “appupdater”.

The gayageum or kayagum is a traditional Korean string instrument, with 12 strings. It is related to other Asian instruments, including the Chinese guzheng, the Japanese koto, the Mongolian yatga, and the Vietnamese đàn tranh. It is probably the best known traditional Korean musical instrument. Features: - Multi-touch and swipe supported - Studio quality of Gayageum sound - Sound intensity depends on touch position - Highly customize for string colors - Many beautiful animation effects - Be able to record audio while playing - Show list of record files and play them. - 3 type of Gayageums supported and will be updated more in the future Many features will be update soon We will update app monthly by fixing bug (if have any) and add new features for it. So let us know about your experience and keep in touch with us. If you have any complain, suggestion for our app to be better or want to help us translate app to your language, Contact to us by email: [email protected]

Version history

3 versions are listed, going back to v2.2. Since v2.4 it requires Android 6.0+.

v2.5 LATEST Oct 3, 2026 10.4 MB TRUSTED v2.4 Aug 29, 2025 9.9 MB TRUSTED v2.2 Jun 6, 2024 9.5 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Oct 3, 2026.
Certificate issued to “PTD Studio” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Oct 3, 2026
Validated against Google Play Oct 3, 2026
Signed byCN=Dat Pham, O=PTD Studio, C=VN
Signing certificate (SHA-1)7E:8D:05:9C:D1:01:E3:58:3B:87:04:FB:6B:79:F7:0C:21:2E:EC:B7
File MD51307f855181cec48a2d2c7bdbb5f2575
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (11)

Gayageum - Korean Instrument requests 11 permissions, 1 of them sensitive.

Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) com.studio.ptd.gayageum.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Run foreground services android.permission.FOREGROUND_SERVICE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Microphone android.hardware.microphone
Portrait screen android.hardware.screen.portrait

Gayageum - Korean Instrument APK: questions and answers

Is there a version of Gayageum - Korean Instrument for older Android phones?

The current version needs Android 6.0 or later. Version 2.2 is the newest listed build that installs on Android 5.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 2.2 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is Gayageum - Korean Instrument free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the Gayageum - Korean Instrument APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 1307f855181cec48a2d2c7bdbb5f2575.