Privacy Policy
Effective Date: January 1, 2025 Last Updated: December 31, 2024
Introduction
TaxOp ("we," "our," or "us") is a tax planning mobile application designed to help foreigners working in Korea optimize their year-end tax settlement (연말정산). This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application.
By using TaxOp, you agree to the collection and use of information in accordance with this policy.
Information We Collect
1. Financial Information
To provide tax planning services, we collect:
- Tax-related data: Income amounts, tax brackets, deduction categories
- Expense tracking: Medical, education, housing, donation expenses
- IRP contributions: Individual Retirement Pension account data
- Card spending: Credit/debit card usage percentages for deduction calculations
Purpose: Calculate potential tax refunds and optimize your tax planning strategy.
Storage: Securely stored in Supabase cloud database with encryption.
2. Account and Authentication Data
When you create an account, we collect:
- Email address
- Password (stored as encrypted hash, never in plaintext)
- Profile information (name, preferred language)
- Account preferences and settings
Purpose: Secure account access and personalized user experience.
Service: Supabase Authentication
3. Analytics and Usage Data
We automatically collect app usage information:
- Feature interactions and screen views
- Navigation patterns and user journeys
- Device type, operating system, and app version
- Session duration and frequency
Purpose: Improve app functionality, user experience, and product development.
Service: PostHog Analytics
4. Error and Performance Data
To maintain app quality, we collect:
- Crash reports and error logs
- Performance metrics and load times
- Stack traces and debugging information
- Device state at time of error
Purpose: Identify and fix bugs, improve app stability and performance.
Service: Sentry Error Tracking
5. Payment and Subscription Data
If you subscribe to premium features:
- Subscription status (free or premium tier)
- Purchase timestamps and receipt data
- Subscription renewal information
Purpose: Manage access to premium features and subscription billing.
Service: RevenueCat (Note: Payment card data is handled directly by Apple App Store or Google Play Store and is never stored by TaxOp)
How We Use Your Information
We use collected information for the following purposes:
- Tax Calculations: Provide accurate tax planning estimates and refund projections
- App Functionality: Enable core features including expense tracking and IRP management
- Personalization: Customize your experience based on language preferences and settings
- Product Improvement: Analyze usage patterns to enhance features and user experience
- Customer Support: Respond to your inquiries and provide technical assistance
- Security: Detect and prevent fraud, abuse, and security incidents
- Legal Compliance: Meet legal obligations and enforce our terms of service
Data Storage and Security
Security Measures
We implement industry-standard security practices:
- Encryption: Data encrypted in transit (TLS/SSL) and at rest
- Access Controls: Limited employee access on need-to-know basis
- Secure Infrastructure: Hosted on Supabase cloud platform with security certifications
- Regular Audits: Periodic security reviews and vulnerability assessments
Data Location
Your data is stored on Supabase servers, which may be located in various regions. We ensure all data storage complies with applicable data protection laws.
Third-Party Services
TaxOp integrates with the following third-party services:
| Service | Purpose | Data Shared |
|---|---|---|
| Supabase | Authentication & database | Email, encrypted password, financial data |
| RevenueCat | Subscription management | User ID, subscription status, purchase data |
| PostHog | Analytics | Device info, usage events, feature interactions |
| Sentry | Error tracking | Error logs, stack traces, device context |
| Apple/Google | Payment processing | Handled directly by App Store/Play Store |
Each service has its own privacy policy. We encourage you to review them:
Data Retention
- Active Accounts: We retain your data while your account is active and for legitimate business purposes
- Deleted Accounts: Upon account deletion, personal data is removed within 30 days
- Legal Requirements: Some data may be retained longer if required by law or for legal disputes
- Analytics Data: Aggregated, anonymized analytics may be retained indefinitely for statistical purposes
Your Rights
You have the following rights regarding your personal data:
Access and Portability
- Request a copy of your data in machine-readable format
- Export your financial data and expense records
Correction
- Update or correct inaccurate account information
- Modify your profile and preferences in app settings
Deletion
- Request deletion of your account and associated data
- Contact us at contact@velmoapp.kr to initiate deletion
Opt-Out
- Disable analytics tracking in app settings (may limit some functionality)
- Unsubscribe from promotional communications
Withdraw Consent
- Revoke permissions for data collection at any time
- Note: Some features require certain data to function properly
To exercise your rights, contact us at: contact@velmoapp.kr
Children's Privacy
TaxOp is not intended for individuals under the age of 13. We do not knowingly collect personal information from children. If we discover that a child under 13 has provided us with personal information, we will delete it immediately.
If you are a parent or guardian and believe your child has provided us with personal data, please contact us.
International Users
TaxOp is designed for foreigners working in Korea and primarily operates within South Korea. If you access the app from outside Korea, your data may be transferred to and processed in South Korea or other countries where our service providers operate.
By using TaxOp, you consent to the transfer of your information to countries that may have different data protection laws than your country of residence.
Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our practices or legal requirements. We will notify you of any material changes by:
- Posting the updated policy in the app
- Sending an email notification (for significant changes)
- Displaying an in-app notice
Your continued use of TaxOp after changes take effect constitutes acceptance of the updated Privacy Policy.
Last updated: December 31, 2024
Contact Us
If you have questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:
Email: contact@velmoapp.kr Website: https://taxop.kr App: TaxOp (available on iOS App Store and Google Play Store)
This privacy policy applies to the TaxOp mobile application developed by VelmoApp. TaxOp is a tax planning tool and does not provide professional tax filing services. For official tax filing, please consult with a licensed tax professional or use government tax services.