MainTune

> Maintain your instruments in peak condition with MainTune, a minimalist and efficient maintenance tracker for musicians.
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> MainTune helps you document every aspect of your instrument’s care, from routine string changes to professional setups.
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> Core Features:
> • Maintenance Logs: Track string changes, repairs, and cleaning.
> • Collection Manager: Organize your gear with photos and specs.
> • Smart Reminders: Get notified when your instrument needs care.
> • PDF Export: Generate professional history reports for your records.
> • Audio Comparison (Pro): Record and hear the difference of your maintenance.
> • Stats: Visualize your maintenance costs and history.
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> Private & Offline:
> MainTune is offline-first. All data and recordings are stored securely on your device. No accounts, no cloud, no tracking.
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> Professional care for professional gear.

Recent changes:
- Initial beta release of MainTune.
- Core features: Instrument management, maintenance logs, and smart reminders.
- Pro features: Audio comparison (Before/After) and premium themes.
- Maintenance Passport: Export professional PDF history reports.
- Analytics: Cost statistics and maintenance trends.
- Stability: Improved data persistence, navigation safety, and Android 14+ compatibility.
- Privacy: 100% offline-first storage.