Under Trees - 비공개 일기 - 개인정보 처리방침

최종 업데이트: September 22, 2026

이 개인정보 처리방침은 Under Trees - 비공개 일기, 패키지 이름 net.langhoangal.undertrees(이하 "앱")을 사용할 때 정보가 어떻게 처리되는지 설명합니다.

이 앱은 Lang Hoang이 Google Play와 App Store에서 전 세계에 제공하며, {developerName}은 인디 앱 개발자 소재 Vietnam에 있는입니다("나", "내", "내 것").

이 정책은 어떤 유형의 데이터가 수집될 수 있는지, 해당 데이터가 어떻게 사용되는지, 그리고 기기 외부 처리 방식이 어떻게 보호되는지 설명합니다.

1. 계정 접근

계정 생성은 선택 사항이며, 명시적으로 로그인이 필요한 기능에만 적용됩니다.

인증 제공업체: Google.

The local journal does not require a user-facing account on Android or iPhone. Google sign-in is optional and used only when you choose backup and restore. The Android release may create an anonymous Firebase session for supporting services.

2. 아동 개인정보 보호

이 앱은 13세 미만 아동을 대상으로 하지 않습니다. 이 앱의 권장 최소 사용 연령은 16세입니다. Google Play에서 아동 대상 앱 또는 Families 앱으로 신고되어 있지 않습니다. 부모 또는 보호자이시며 아동이 저에게 직접 개인정보를 제공했다고 생각하시면 적절한 조치를 취할 수 있도록 연락해 주세요.

3. 기기 내 로컬 데이터

이 앱은 일부 정보를 기기에 로컬로 저장합니다.

Core journal content, attached media, tags, affirmations, themes, security settings, reminders, and preferences are stored on your device. Local journal and media storage is not encrypted by the app passcode.

4. 기기 외부에서 수집 및 처리될 수 있는 데이터 유형

Optional Google account information

Your Google account identifier, name, and email address may be processed to authorize access to the app-specific Google Drive backup area.

세부정보
  • 카테고리: Personal info
  • 유형: User IDs, Email address, Name
  • 수집: 예
  • 공유: 아니오
  • 필수: 아니오
  • 목적: App functionality, Account management
  • 처리 주체:
  • 메모:

    Processed only when you choose Google sign-in for backup and restore.

Optional Google Drive backup

A backup can contain journal entries, dates, moods, formatting, tags, affirmations, and related journal data. It is uploaded only when you start a Drive backup. Attached photos and drawings may be included with a user-initiated Google Drive backup.

세부정보
  • 카테고리: App activity, Photos and videos
  • 유형: Other user-generated content, Photos
  • 수집: 예
  • 공유: 아니오
  • 필수: 아니오
  • 목적: App functionality
  • 처리 주체:
  • 메모:

    Journal database content is uploaded only when you explicitly create a backup.

    Photos and drawings attached to journal entries are uploaded only when you explicitly create a backup.

Purchase and subscription data

Purchase and subscription records may be processed to validate Premium access and restore purchases.

세부정보
  • 카테고리: Financial info
  • 유형: Purchase history
  • 수집: 예
  • 공유: 아니오
  • 필수: 아니오
  • 목적: App functionality
  • 처리 주체: ,
  • 메모:

    Used to validate Premium access and restore purchases.

Anonymous app identifier

An anonymous Firebase identifier may be processed for supporting app services without creating a user-facing account.

세부정보
  • 카테고리: Personal info
  • 유형: User IDs
  • 수집: 예
  • 공유: 아니오
  • 필수: 아니오
  • 목적: App functionality, Analytics
  • 처리 주체:
  • 메모:

    The release app may create an anonymous Firebase session. It does not require you to provide a name, email address, or password.

Device and app identifiers

Technical identifiers may be processed for analytics, remote configuration, and related app operations. Technical identifiers may be processed for advertising, fraud prevention, and measurement when ads are shown.

세부정보
  • 카테고리: Device or other IDs
  • 유형: Device or other IDs
  • 수집: 예
  • 공유: 예
  • 필수: 아니오
  • 목적: Analytics, App functionality, Advertising or marketing, Fraud prevention, security, and compliance
  • 처리 주체: , ,
  • 메모:

    Used for analytics, remote configuration, and related app operations.

    Used for ad delivery, measurement, and fraud prevention where ads are available.

App usage and interactions

Basic feature interactions may be processed to understand usage and improve the app; the app's named analytics events do not include your journal text. Interactions with ads may be processed for delivery, measurement, and fraud prevention.

세부정보
  • 카테고리: App activity
  • 유형: App interactions
  • 수집: 예
  • 공유: 예
  • 필수: 아니오
  • 목적: Analytics, Advertising or marketing, Fraud prevention, security, and compliance
  • 처리 주체: ,
  • 메모:

    Feature events such as adding or reading an entry, searching, selecting a theme, and managing tags or affirmations may be measured. Journal text is not sent in these named events.

    Ad-related interaction telemetry may be collected by the advertising SDK.

Crash data

Crash reports may be processed to diagnose problems and improve app stability.

세부정보
  • 카테고리: App info and performance
  • 유형: Crash logs
  • 수집: 예
  • 공유: 아니오
  • 필수: 아니오
  • 목적: Analytics
  • 처리 주체:
  • 메모:

    Used to diagnose crashes and improve app stability.

Diagnostics data

Technical diagnostics may be processed by platform services to monitor app quality.

세부정보
  • 카테고리: App info and performance
  • 유형: Diagnostics
  • 수집: 예
  • 공유: 아니오
  • 필수: 아니오
  • 목적: Analytics
  • 처리 주체:
  • 메모:

    Technical diagnostics may be processed by .

6. 서비스 제공업체

7. 보안

제가 직접 처리하는 정보에 적절하고 합리적인 관리적·기술적 보호 조치를 사용합니다.

이 정책에 설명된 서비스로 전송되는 정보는 지원되는 경우 해당 SDK와 암호화된 네트워크 연결을 통해 전송됩니다.

전자적 전송 또는 저장 방식 중 완전히 안전한 것은 없으므로 절대적인 보안을 보장할 수 없습니다.

8. 데이터 보관

Local journal data remains on your device until you delete it, clear app storage, or uninstall the app. User-created backups remain in the app-specific Drive area until you remove them or your Google account policy removes them. Provider-processed purchase, advertising, analytics, authentication, and diagnostics data follows each provider's policy.

로컬 데이터: Delete individual entries and related media in the app, or remove all local app data by clearing storage or uninstalling.

서버 데이터: backups remain under your Google account in the app-specific data area until deleted. The app may retain an anonymous Firebase identifier through according to Firebase policy.

제3자 데이터: , , Firebase services, , , the , and retain data according to their own privacy and retention policies.

9. 데이터 삭제

Delete individual entries and backups from the relevant screens in the app. To remove all local journal data, clear the app's storage in Android settings where available or uninstall the app on Android or iPhone. backups are associated with the Google account you chose and can be removed from the backup screen where available; Google, Apple, and other providers may retain provider-processed data under their own policies. Email support if you need help identifying the applicable deletion path.

데이터 삭제 안내 보기

10. 연락처

개인정보 관련 문의:

이메일:support@langhoangal.dev

Journal storage and app lock

Under Trees stores the journal database and attached media in the app's private local storage. The passcode and supported biometrics restrict access through the app interface; they do not independently encrypt the journal database, media files, local backups, or backups. Android protects encrypted preferences with Android Keystore. On iPhone, Under Trees applies iOS complete file protection to its private journal and theme files while they remain inside the app container.

Optional Google Drive backup

access is optional on Android and iPhone. When you sign in and create a backup, the app uploads a copy of the journal database and referenced media to 's app-specific data area. These backups are protected by your Google account and transport encryption, but they are not end-to-end encrypted by Under Trees. Both platforms also support local file backup and restore through the device's file picker or share flow.

Advertising, analytics, and purchases

The free Android and iPhone versions may use for ads, and Remote Config for app usage and configuration, and with the applicable platform store for Premium purchases. On iPhone, tracking or personalized advertising is requested only after the applicable consent and App Tracking Transparency choices. Premium removes in-app ads.

Google AdMob

Google AdMob is Google's mobile advertising platform for showing and measuring in-app ads.

Firebase Analytics

Firebase Analytics helps developers understand app usage and product behavior.

Firebase Authentication

Firebase Authentication helps apps sign users in with supported identity providers.

Firebase Crashlytics

Firebase Crashlytics reports crashes and stability issues to help developers fix app problems.

Firebase Remote Config

Firebase Remote Config lets developers adjust app behavior and content remotely.

Google Identity Services

Google Identity Services provides Google sign-in and account identity flows for apps.

Google Play Billing

Google Play Billing handles in-app purchases and subscriptions for Android apps distributed through Google Play.

Google Play Store

Google Play Store is Google's app distribution platform for Android apps and related purchase or delivery services.

RevenueCat

RevenueCat provides subscription and in-app purchase infrastructure for mobile apps.

Apple App Store

Distributes the iPhone app and processes App Store purchases and subscriptions.

Google Drive

Stores journal backups in the app-specific Drive area only when you sign in, authorize access, and start a backup.