Effective date: July 8, 2026 · Last updated: July 8, 2026
📌 Quick Summary (see full details below)
- We collect your nickname, activity region, and device identifier to operate the service.
- We analyze smartphone usage statistics (screen-off duration, app category usage).
- Location data is used only for the regional ranking feature and is not tracked in real time.
- We do not sell or share your data with third parties for advertising purposes.
- Deleting your account immediately removes all your personal data.
1 Purpose of This Privacy Policy
ECSOFT ("we," "us," or "our") has established and publishes this Privacy Policy to protect users' personal information and handle related complaints promptly and smoothly, in accordance with applicable privacy laws and regulations.
This Policy applies to the Off It mobile application (the "Service").
2 Information We Collect and How We Collect It
① Collected directly at sign-up
| Item | Purpose | Required |
|---|---|---|
| Nickname | Display name within the Service | Required |
| Password | Service lock / interruption-prevention authentication | Required |
| Activity region | Regional ranking feature | Required |
| User type | Distinguish Child / Parent / General / Peer modes | Required |
② Collected automatically during use
| Item | Purpose |
|---|---|
| Device unique identifier (Device ID) | Prevent duplicate accounts; sync data across devices |
| FCM token | Send push notifications |
| Screen-off time / cumulative discipline time | Calculate Discipline Score and points |
| Immersive content usage count and duration | Apply penalty policy; display discipline status |
| Installed app category information | Auto-detect immersive content (app names/package names are NOT collected) |
| App heartbeat signal | Parent monitoring sync; detect abnormal app termination |
| Device location (region) | Regional ranking feature |
To auto-detect immersive content (games, social media, video, etc.), we query the category information of apps installed on your device. Individual app names and package names are never sent to our servers and are used only within the on-device settings screen.
3 How We Use Your Information
- Identify users and provide the Service (calculate Discipline Score, accumulate points, process rewards)
- Enable connection and status sharing between Parent-Child or Peer accounts
- Send push notifications (app termination detection, nudge messages, etc.)
- Provide the regional discipline ranking service
- Respond to service issues and improve quality
- Comply with legal obligations
4 Retention and Deletion of Personal Data
| Data | Retention Period | Basis |
|---|---|---|
| General account information | Deleted immediately upon account deletion | User consent |
| Usage statistics (discipline time, points, etc.) | Deleted immediately upon account deletion | User consent |
| Service usage logs | Up to 3 months | Service quality management |
| Transaction records (point usage history) | 5 years | Electronic Commerce Act, Article 6 |
5 Sharing of Personal Data with Third Parties
We do not share your personal data with external parties as a general rule. Exceptions are limited to the following:
- When you have given your prior consent
- When required by law or by a lawful request from a government authority or law-enforcement agency
6 Data Processing Sub-processors
| Sub-processor | Purpose | Retention Period |
|---|---|---|
| Google LLC (Firebase) | Push notification delivery (FCM) | Duration of service use |
| Google LLC (Firebase) | App analytics (crash reporting) | Duration of service use |
| SKB IDC | Server operation and data storage | Duration of service use |
7 App Permissions
| Permission | Purpose | Required |
|---|---|---|
| Usage stats access (App usage history) | Measure screen-off time and app usage | Required |
| Post notifications | Send app-termination alerts and nudge messages | Required |
| Query all packages | Auto-detect immersive content categories (category info only) | Required |
| Location | Used only when participating in regional ranking (collected only on participation) | Optional |
| Ignore battery optimizations | Maintain background discipline-time measurement | Required |
| Receive boot completed | Automatically resume discipline monitoring after reboot | Required |
8 Your Rights
You may exercise the following rights at any time:
- Access — Request to view the personal data we hold about you
- Correction / Deletion — Request correction of inaccurate data or deletion of your data
- Restriction of processing — Request that we stop certain processing activities
- Account deletion — In-app: Settings → Account → Delete Account
9 Data Destruction
We destroy personal data without delay once the retention period has expired or the processing purpose has been achieved.
- Electronic files: Permanently deleted using a method that prevents recovery
- Printed records or other media: Shredded or incinerated
10 Security Measures
- Passwords are stored using one-way encryption (hashing) and are never stored in plain text.
- All communication with our servers is encrypted via HTTPS (TLS).
- Access to personal data is restricted to the minimum number of authorized personnel.
- We conduct regular security vulnerability assessments.
11 Privacy Contact
For any questions, complaints, or requests related to your personal data, please contact us at:
12 Changes to This Policy
This Policy may be updated in response to changes in law, regulation, or the Service. We will notify you of changes at least 7 days in advance via an in-app notice or this page. For material changes (significant changes to your rights or obligations), we will provide at least 30 days' notice.