TreadLog Privacy Policy
# TreadLog Privacy Policy
- Service: TreadLog (트레드로그)
- Effective date: June 15, 2026
- Last updated: June 15, 2026
TreadLog ("this app") respects your privacy and complies with applicable laws, including the Korean Personal Information Protection Act. This app has no sign-up, no login, and no server of its own. All workout records you enter are, in principle, stored only on your device.
## 1. Information We Collect or Transmit
### 1-1. Directly identifying information
This app does not collect directly identifying information such as your name, email, phone number, or account.
### 1-2. Local on-device storage (no external transmission)
The following information is created by you and stored only inside your device (local database, Hive). It is not transmitted externally.
- Running records: distance, time, calories, incline, workout date, and other values you enter or that are recognized via OCR.
- Treadmill console photos: used for OCR recognition and processed only on your device.
### 1-3. Camera and photo OCR processing
This app uses images captured with your camera to recognize the numbers on a treadmill console. Text recognition (OCR) is performed **on your device (on-device) via Google ML Kit**, and captured images are not sent to any external server.
### 1-4. Third-party SDKs
**Google AdMob (advertising)**
To offer the app for free, this app displays Google AdMob ads. AdMob may collect and use an advertising identifier (Advertising ID), IP address, and device information for personalization and measurement.
- Google ads policy: https://policies.google.com/technologies/ads
## 2. Permissions
| Permission | Purpose |
|---|---|
| Camera | Capture a treadmill console for number OCR |
| Notifications (POST_NOTIFICATIONS) | Show local notifications such as running reminders |
| Exact alarms (SCHEDULE_EXACT_ALARM) | Show notifications at scheduled times |
| Boot completed (RECEIVE_BOOT_COMPLETED) | Restore scheduled notifications after reboot |
| Advertising ID (AD_ID) | AdMob ad identification |
Permissions are requested only when the related feature is used. If you decline, all core logging features (other than ads) still work.
## 3. Retention and Use Period
- Records and images stored locally: retained until you delete them or uninstall the app.
- Information processed by third parties (AdMob): subject to that provider's policy.
## 4. Provision to Third Parties
Other than AdMob described in 1-4 above, this app does not provide your information to any third party.
## 5. Your Rights
- You can edit or delete records directly within the app.
- Uninstalling the app deletes all records stored on your device.
- You can manage ad personalization in your device Settings → Google → Ads → "Reset/Delete advertising ID."
## 6. Children's Privacy
This app is not primarily directed to children under the age of 14 (and under 13 for COPPA purposes), and does not knowingly collect personal information from children of that age.
## 7. Privacy Officer
- Officer: SiU Ahn
- Email: siwooeo@gmail.com
## 8. Changes to This Policy
This policy may be revised in line with legal or service changes. Any revision will be announced through the app or this page.
- Service: TreadLog (트레드로그)
- Effective date: June 15, 2026
- Last updated: June 15, 2026
TreadLog ("this app") respects your privacy and complies with applicable laws, including the Korean Personal Information Protection Act. This app has no sign-up, no login, and no server of its own. All workout records you enter are, in principle, stored only on your device.
## 1. Information We Collect or Transmit
### 1-1. Directly identifying information
This app does not collect directly identifying information such as your name, email, phone number, or account.
### 1-2. Local on-device storage (no external transmission)
The following information is created by you and stored only inside your device (local database, Hive). It is not transmitted externally.
- Running records: distance, time, calories, incline, workout date, and other values you enter or that are recognized via OCR.
- Treadmill console photos: used for OCR recognition and processed only on your device.
### 1-3. Camera and photo OCR processing
This app uses images captured with your camera to recognize the numbers on a treadmill console. Text recognition (OCR) is performed **on your device (on-device) via Google ML Kit**, and captured images are not sent to any external server.
### 1-4. Third-party SDKs
**Google AdMob (advertising)**
To offer the app for free, this app displays Google AdMob ads. AdMob may collect and use an advertising identifier (Advertising ID), IP address, and device information for personalization and measurement.
- Google ads policy: https://policies.google.com/technologies/ads
## 2. Permissions
| Permission | Purpose |
|---|---|
| Camera | Capture a treadmill console for number OCR |
| Notifications (POST_NOTIFICATIONS) | Show local notifications such as running reminders |
| Exact alarms (SCHEDULE_EXACT_ALARM) | Show notifications at scheduled times |
| Boot completed (RECEIVE_BOOT_COMPLETED) | Restore scheduled notifications after reboot |
| Advertising ID (AD_ID) | AdMob ad identification |
Permissions are requested only when the related feature is used. If you decline, all core logging features (other than ads) still work.
## 3. Retention and Use Period
- Records and images stored locally: retained until you delete them or uninstall the app.
- Information processed by third parties (AdMob): subject to that provider's policy.
## 4. Provision to Third Parties
Other than AdMob described in 1-4 above, this app does not provide your information to any third party.
## 5. Your Rights
- You can edit or delete records directly within the app.
- Uninstalling the app deletes all records stored on your device.
- You can manage ad personalization in your device Settings → Google → Ads → "Reset/Delete advertising ID."
## 6. Children's Privacy
This app is not primarily directed to children under the age of 14 (and under 13 for COPPA purposes), and does not knowingly collect personal information from children of that age.
## 7. Privacy Officer
- Officer: SiU Ahn
- Email: siwooeo@gmail.com
## 8. Changes to This Policy
This policy may be revised in line with legal or service changes. Any revision will be announced through the app or this page.