Appstdo (hereinafter the "Company") values users' personal information and complies with the Personal Information Protection Act and other applicable laws. In order to provide the "fitf" service (hereinafter the "Service"), the Company collects and uses personal information as described below, and seeks your consent to such processing.
| Category | Items Collected | Purpose of Collection and Use | Retention and Use Period |
|---|---|---|---|
| Kakao quick sign-up | [Required] Kakao account (email), KakaoTalk channel add-status and history | Membership registration, duplicate-account check, provision of the Service and support, detection and prevention of fraudulent use | Deleted immediately upon membership withdrawal (however, where there is a legal obligation to retain information for a certain period, it will be securely retained for that period.) |
| Apple quick sign-up | [Required] Identifier ID, email | Membership registration, duplicate-account check, provision of the Service and support, detection and prevention of fraudulent use | Deleted immediately upon membership withdrawal |
| Category | Items Collected | Purpose of Collection and Use |
|---|---|---|
| Profile information | Nickname, profile image | Identifying users within the Service and group activity |
| Body information | Gender, date of birth, height, weight, body fat percentage, skeletal muscle mass | AI-based personalized calorie and nutrient goal calculation, weight-change tracking |
| Meal records | Meal photos, food names, calories, nutrients (carbohydrates, protein, fat) | Meal record management, AI calorie and nutrient analysis |
| Workout records | Workout type, workout duration, calories burned | Workout record management, activity-level tracking |
| Health data | Step count, active calories, weight (read-only, via Apple HealthKit / Google Health Connect integration) | Displaying activity levels on the home dashboard, automatic weight syncing (collected only with the user's consent) |
* Health data is collected only when the user has explicitly granted permission, and is read on a read-only basis from Apple HealthKit / Google Health Connect. Such data is used solely for the purpose of providing the app's features and is not used for advertising or marketing purposes.
As a rule, the Company does not provide users' personal information to external parties. However, the following cases are exceptions.
For the smooth provision of the Service, the Company entrusts the processing of personal information as follows.
| Trustee | Entrusted Work | Data Processed |
|---|---|---|
| Google (Firebase Analytics) | Analysis of app usage statistics and service improvement | Anonymized app usage data |
| Google (Firebase Cloud Messaging) | Sending push notifications | Device token |
| RevenueCat | Subscription payment management | Anonymous user ID, subscription status |
| Amazon Web Services (AWS) | Server hosting and data storage | All data collected in the course of using the Service |
Users may exercise the following rights at any time.
When personal information becomes unnecessary, such as upon the expiration of the retention period or the achievement of the processing purpose, the Company destroys such personal information without delay.
The Company takes the following measures to ensure the security of personal information.
The Company designates a Personal Information Protection Officer as below to take overall responsibility for matters related to the processing of personal information and to handle users' complaints and remedy for damages arising in connection with such processing.
Personal Information Protection Officer
Name: Dongseok Lee
Email: jason@appstdo.com
This Privacy Policy takes effect as of March 27, 2026. If there are any changes, we will notify you through in-app announcements or the Service screen.