Privacy Policy for Nak Muay Shot Caller
Last Updated: October 22, 2025
Overview
Nak Muay Shot Caller ("we," "our," or "the app") is a Muay Thai training timer application that provides spoken technique callouts for shadowboxing and bagwork sessions. We are committed to protecting your privacy and being transparent about how we collect, use, and protect your information.
Information We Collect
Automatically Collected Information
Analytics Data (via Google Analytics 4)
- Device information (browser type, operating system, screen resolution)
- Usage patterns (pages visited, features used, session duration)
- App performance metrics (load times, error rates)
- General location data (country/region level only)
- Workout engagement metrics (workout starts, completions, difficulty selected)
Local Device Storage
- Workout history and statistics (stored locally on your device)
- App preferences and settings (voice selection, difficulty preferences, custom techniques)
- User engagement statistics (visit count, time spent in app)
- Custom technique configurations you create
Information You Provide
Custom Content
- Custom technique names and descriptions you create in the Technique Editor
- Workout preferences (round duration, rest periods, emphasis selections)
- Voice and speed preferences for text-to-speech functionality
How We Use Your Information
To Provide App Functionality
- Deliver spoken technique callouts during training sessions
- Track your workout progress and statistics
- Remember your preferences across sessions
- Provide personalized training recommendations
To Improve Our Service
- Analyze usage patterns to enhance app features
- Identify and fix technical issues
- Understand which training emphases are most popular
- Optimize app performance and user experience
Legal Basis for Processing (GDPR)
- Legitimate interest: Analytics and app improvement
- Performance of service: Providing training functionality
- Consent: Where explicitly requested for optional features
Data Storage and Retention
Local Storage
- Most of your data (workouts, preferences, custom techniques) is stored locally on your device
- This data remains under your control and can be cleared by deleting the app or clearing browser data
- We do not have access to data stored locally on your device
Analytics Data
- Anonymized usage data is retained by Google Analytics according to their retention policies
- We retain aggregated analytics data for up to 26 months to analyze long-term trends
- Individual user data cannot be traced back to specific users
Data Sharing and Third Parties
Google Analytics
- We use Google Analytics 4 to understand app usage and improve our service
- Google processes this data according to their privacy policy
- Data is anonymized and cannot be used to identify individual users
- Analytics are only active in production environments, not during local development
Text-to-Speech Services
- The app uses your device's built-in text-to-speech capabilities
- Voice data is processed locally on your device
- No voice data is transmitted to our servers or third parties
No Sale of Personal Data
- We do not sell, rent, or trade any personal information
- We do not share personal data with advertising networks
- We do not use your data for marketing purposes
Your Rights and Controls
Data Control
- Delete all local data by clearing your browser data or uninstalling the app
- Disable analytics by using ad blockers or privacy tools
- Export your workout data (manually copy from the Workout Logs section)
- Opt out of future data collection by discontinuing use of the app
European Users (GDPR Rights)
- Right to access your data
- Right to rectification of inaccurate data
- Right to erasure ("right to be forgotten")
- Right to data portability
- Right to object to processing
California Users (CCPA Rights)
- Right to know what personal information is collected
- Right to delete personal information
- Right to opt-out of sale (note: we do not sell personal information)
- Right to non-discrimination for exercising privacy rights
Children's Privacy
This app is not intended for children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided us with personal information, please contact us immediately.
Security Measures
Data Protection
- All data transmission uses HTTPS encryption
- Local data is stored using browser security standards
- No sensitive personal information (payment details, personal identifiers) is collected
- Regular security reviews of third-party services
Limitations
- No system is 100% secure
- Users are responsible for device security
- We recommend keeping your device and browser updated
Changes to This Privacy Policy
We may update this privacy policy periodically to reflect changes in our practices or applicable laws. We will:
- Post the updated policy in the app and on our website
- Update the "Last Updated" date at the top of this policy
- For material changes, provide additional notice through the app interface
International Data Transfers
Analytics data may be processed in countries outside your residence, including the United States, as part of Google Analytics' global infrastructure. These transfers are governed by appropriate safeguards including:
- Google's compliance with applicable data protection frameworks
- Standard contractual clauses for international transfers
- Adequacy decisions where applicable
Technical Details
Cookies and Local Storage
- We use localStorage to save your preferences and workout data
- Google Analytics may use cookies for analytics purposes
- You can control cookies through your browser settings
Data Minimization
- We collect only the minimum data necessary for app functionality
- Analytics data is aggregated and anonymized
- No unnecessary personal identifiers are collected
Open Source
- This app is open source and available for review
- Users can inspect the code to understand data practices
- Community contributions help improve privacy and security
This privacy policy is designed to be comprehensive while remaining readable. By using Nak Muay Shot Caller, you acknowledge that you have read and understood this privacy policy.