Last updated: April 6, 2026
1. Overview
Guitar Songbook ("the App") is a mobile application that allows users to manage guitar songs with lyrics, chord annotations, and tablature. This Privacy Policy explains how we collect, use, and protect information when you use our App.
2. Information We Collect
2.1 Information Stored Locally on Your Device
The App stores all your song data (lyrics, chords, tablature, metadata) in a local database on your device. This data is never transmitted to our servers or any third party. If you uninstall the App, this data is permanently deleted.
2.2 Information Collected Automatically
We use third-party services that may collect certain information automatically:
Firebase Analytics (Google)
Usage data: screens viewed, features used, session duration
Device information: device model, operating system version, language setting
This data is anonymized and used solely to understand how the App is used and to improve the user experience
Firebase Crashlytics (Google)
Crash reports: stack traces, device state at the time of a crash
Device information: device model, operating system version
This data is used solely to identify and fix bugs
Google AdMob (Google)
The App displays advertisements provided by Google AdMob
AdMob may collect and use your advertising ID, device information, and general location (city-level) to serve relevant ads
You can opt out of personalized advertising through your device settings: Settings > Google > Ads > Opt out of Ads Personalization
2.3 Information We Do NOT Collect
We do not collect personal information such as your name, email address, or phone number
We do not require account creation or login
We do not access your contacts, camera, microphone, or precise location
We do not collect or transmit your song tablatures data
3. How We Use Information
Analytics data: To understand usage patterns and improve the App
Crash data: To identify and fix technical issues
Advertising data: To display ads that support the free version of the App
4. Third-Party Services
The App uses the following third-party services, each governed by their own privacy policies:
Google Analytics for Firebase - https://firebase.google.com/support/privacy
Firebase Crashlytics - https://firebase.google.com/support/privacy
Google AdMob - https://www.google.com/intl/en/policies/privacy/
5. Data Retention
Local song data remains on your device until you delete it or uninstall the App
Analytics and crash data is retained by Google according to their standard retention policies
6. Children's Privacy
The App is not directed at children under the age of 13. We do not knowingly collect personal information from children.
7. Changes to This Policy
We may update this Privacy Policy from time to time. Changes will be reflected by updating the "Last updated" date at the top of this page.
8. Contact Us
If you have questions about this Privacy Policy, you can contact us at: app.guitarsongbook@alejandropc.com