Privacy Policy

Last updated: January 15, 2026

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DEVELOPER INFORMATION

Developer:  Mob_appStudio

Email: ruslvinevich@gmail.com

Support: Available through Google Play Store listing

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1. INFORMATION WE COLLECT


Rhythm Lab is a fully offline metronome application. We do not 

collect, store, or transmit any personal information to external 

servers. All your settings, practice history, and preferences 

are stored locally on your device and never leave it.


Types of data stored locally:

• Metronome settings (BPM, time signature, visual preferences)

• Practice session history (duration, date, favorites)

• User preferences (sound, vibration, visual settings)


This data is stored using Android SharedPreferences and remains 

exclusively on your device.


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2. DATA STORAGE AND SECURITY


Your metronome settings, practice history, and preferences are 

saved using SharedPreferences on your device. This data:

• Never leaves your device

• Is not transmitted over the internet

• Is not shared with any third parties

• Is not accessible to the developer

• Is protected by your device's security measures


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3. PERMISSIONS


Rhythm Lab requires only ONE permission:


• VIBRATE permission: Used exclusively for optional haptic 

  feedback during metronome playback. This permission does 

  not access any personal data. You can disable haptic 

  feedback at any time in Settings.


Our app does NOT require or request:

• Internet access

• Location access

• Camera access

• Microphone access

• Contacts access

• Storage access (beyond app's private directory)


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4. THIRD-PARTY SERVICES


This app does not integrate any third-party services, including:

• No analytics or tracking services

• No advertising networks

• No crash reporting services

• No social media integrations

• No cloud storage services


Your practice sessions remain completely private and are never 

shared with anyone.


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5. DATA RETENTION AND DELETION


Since all data is stored locally on your device, you have full 

control over it. You can delete all app data at any time by:


• Uninstalling the app (removes all data permanently)

• Clearing app data in your device settings:

  Settings > Apps > Rhythm Lab > Storage > Clear Data

• Resetting app data within the app settings (if implemented)


We do not retain any data as nothing is transmitted to our servers.


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6. CHILDREN'S PRIVACY


Our app is safe for users of all ages, including children under 13. 

Since we do not collect, transmit, or store any personal information 

on external servers, there are no privacy concerns regarding children's 

data under COPPA (Children's Online Privacy Protection Act) or similar 

regulations.


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7. CHANGES TO THIS POLICY


We may update this privacy policy from time to time to reflect 

changes in our practices or for legal reasons. Any changes will 

be reflected in the app with an updated "Last updated" date. 

Continued use of the app after changes constitutes acceptance 

of the updated policy.


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8. YOUR RIGHTS


As all data is stored locally on your device:

• You have full control over your data

• You can delete your data at any time

• You can export your data (if export feature is implemented)

• Your data is never shared without your explicit action


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9. CONTACT US


If you have any questions, concerns, or requests about this 

privacy policy or our data practices, please contact us at:


Email: ruslvinevich@gmail.com

Developer Contact: Available through Google Play Store listing

Response Time: We aim to respond within 48 hours