Privacy Policy

Danuo Swimming Community App

Your Privacy Matters: This Privacy Policy explains how Danuo collects, uses, stores, and protects your personal information when you use our mobile application. We are committed to protecting your privacy and ensuring transparency in our data practices.

1. Introduction

Welcome to Danuo! We respect your privacy and are committed to protecting your personal data. This Privacy Policy will inform you about how we handle your personal information when you use our App, your privacy rights, and how the law protects you.

By using Danuo, you agree to the collection and use of information in accordance with this Privacy Policy.

2. Information We Collect

2.1 Information You Provide

We collect information that you voluntarily provide when using the App:

Data Type	Description	Purpose
Account Information	Nickname, avatar/profile photo	Account creation and identification
Swimming Records	Duration, swimming styles, distance, pool type, location, photos	Activity tracking and personal records
Posts & Content	Text content, photos, tags, privacy settings	Social sharing and community engagement
Messages	Private chat messages and content	User-to-user communication
Interactions	Likes, comments, follows, blocks	Social features and personalization

2.2 Automatically Collected Information

When you use the App, we may automatically collect certain information:

Device Information: Device type, operating system version, unique device identifiers
Usage Data: App features used, time spent in the App, interaction patterns
Performance Data: Crash reports, error logs (for app improvement)

2.3 Camera and Photo Library Access

The App requests access to your device's camera and photo library for the following purposes:

Taking photos to attach to posts and swimming records
Selecting photos from your library to share
Setting your profile avatar

Important: You can control these permissions through your device settings. Denying access will limit certain features but will not prevent you from using other parts of the App.

3. How We Use Your Information

We use the collected information for the following purposes:

3.1 Core App Functions

Account Management: Create and maintain your account, authenticate your identity
Content Delivery: Display your posts, records, and profile to other users based on privacy settings
Social Features: Enable following, messaging, likes, and comments
Personalization: Customize your experience based on your preferences

3.2 App Improvement

Analyze usage patterns to improve features and user experience
Identify and fix technical issues and bugs
Develop new features based on user needs

3.3 Safety and Security

Detect and prevent abuse, fraud, or violations of our Terms
Enforce our policies and protect user safety
Respond to reports of inappropriate content or behavior

4. Data Storage and Security

4.1 Local Storage

Danuo primarily stores your data locally on your device using secure storage mechanisms:

SharedPreferences: Account information, settings, and cached data
Local Cache: Posts, messages, and swimming records for offline access
Image Storage: Photos are converted to Base64 format and stored locally

4.2 Data Security Measures

We implement industry-standard security measures to protect your data:

Encrypted local data storage
Secure authentication mechanisms
Regular security audits and updates
Protection against unauthorized access

Security Notice: While we take reasonable measures to protect your data, no method of electronic storage is 100% secure. We cannot guarantee absolute security of your information.

5. Data Sharing and Disclosure

5.1 Within the App

Your information is shared within the App based on your privacy settings:

Public Posts: Visible to all App users
Followers Only: Visible only to users who follow you
Private: Only visible to you
Profile Information: Your nickname and avatar are visible to users you interact with

5.2 Third Parties

We do NOT sell, rent, or share your personal information with third parties for their marketing purposes. We may share information only in the following limited circumstances:

Service Providers: Third-party services that help us operate the App (e.g., cloud storage, analytics)
Legal Requirements: When required by law, legal process, or government request
Safety and Protection: To protect the rights, property, or safety of Danuo, our users, or others

5.3 Third-Party SDKs

The App uses the following third-party SDKs:

package_info_plus: For retrieving app version information (no data collection)
cached_network_image: For image caching (local only)
image_picker: For camera and photo access (local only)
permission_handler: For managing app permissions (no data transmission)

6. Your Privacy Rights and Choices

6.1 Access and Control

You have the following rights regarding your data:

Access: View all your data stored in the App
Edit: Update your profile information, posts, and records
Delete: Remove individual posts, records, or messages
Export: Your data is stored locally and can be backed up through device settings

6.2 Privacy Settings

You can control your privacy through App settings:

Set default privacy level for posts (Public, Followers Only, Private)
Block users to prevent them from viewing your content or contacting you
Control who can follow you and see your swimming records

6.3 Account Deletion

You can permanently delete your account at any time through Settings > Delete Account. When you delete your account:

All your personal information will be removed from the App
Your posts, records, and messages will be deleted
All local data will be cleared from your device
This action is irreversible and cannot be undone

6.4 Device Permissions

You can manage the following permissions through your device settings:

Camera: Required for taking photos
Photo Library: Required for selecting photos

Revoking permissions may limit certain features but will not affect your ability to use the core App functions.

7. Children's Privacy

Danuo is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us, and we will take steps to delete such information.

8. Data Retention

We retain your information for as long as your account is active or as needed to provide you services. You can delete your data at any time by:

Deleting individual posts, records, or messages
Deleting your entire account through App settings

Upon account deletion, all your data will be permanently removed from your device and cannot be recovered.

9. International Data Transfers

Your data is primarily stored locally on your device. Any data transmission necessary for App functionality will be protected using encryption and secure protocols.

10. Changes to Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our practices or for legal, operational, or regulatory reasons. When we make changes:

We will update the Privacy Policy in the App
We will notify you through the App or other appropriate means
Your continued use of the App after changes constitutes acceptance of the updated Privacy Policy

11. California Privacy Rights

If you are a California resident, you have additional rights under the California Consumer Privacy Act (CCPA):

Right to know what personal information we collect and how it is used
Right to delete personal information we have collected
Right to opt-out of the sale of personal information (we do not sell your information)
Right to non-discrimination for exercising your privacy rights

12. European Privacy Rights (GDPR)

If you are located in the European Economic Area (EEA), you have rights under the General Data Protection Regulation (GDPR):

Right to access your personal data
Right to rectification of inaccurate data
Right to erasure ("right to be forgotten")
Right to restrict processing
Right to data portability
Right to object to processing
Rights related to automated decision-making

13. Do Not Track Signals

The App does not track users across third-party websites or apps. We do not respond to Do Not Track (DNT) signals as the App does not engage in such tracking.

14. Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:

Email: support@danuo.app

We will respond to your inquiry within a reasonable timeframe.

15. Your Consent

By using Danuo, you consent to our Privacy Policy and agree to its terms. If you do not agree with this Privacy Policy, please do not use the App.

This Privacy Policy is effective as of the installation of the App and will remain in effect except with respect to any changes, which will be effective immediately after being posted.