Bluetooth Booster EQ – Audio Equalizer Volume Enhancer App + AdMob

Bluetooth Booster EQ is a ready-to-publish Android application template. It helps users improve their sound quality with a beautifully designed 5-band Equalizer, Bass Boost, Treble/3D effects, and a dedicated Volume Amplifier. Whether your users are listening to music, watching movies, or using Bluetooth audio devices, this app gives them total control over their audio experience.Built with modern Android standards (Native Kotlin), the app is highly stable, incredibly fast, and very easy to reskin!
Key Features
5-Band Equalizer: Precise control over audio frequencies (60Hz to 14KHz).
Volume Booster: Safely increase device volume beyond standard hardware limits.
Bass Boost & Treble/3D: Dedicated dials for deep bass and immersive spatial audio.
Pre-built Presets: Includes 10 standard audio profiles (Normal, Classical, Dance, Flat, Folk, Heavy Metal, Hip Hop, Jazz, Pop, Rock).
Custom EQ Support: Users can drag and adjust custom curve paths for a completely personalized sound.
Background Service: Audio effects stay active in the background, even when the screen is locked!
Bottom Navigation UI: Clean, modern, and fluid user interface for switching between the Equalizer, Custom EQ, and Volume Booster screens.
Built-in Monetization (AdMob)
Start making money immediately! Google AdMob is already deeply integrated into the app code:
Sticky Banner Ads: Placed cleanly above the bottom navigation to maximize impressions without ruining the user experience.
Interstitial Ads: Smartly integrated to trigger smoothly when navigating between tabs (with built-in frequency capping to prevent ad spam).
One-File Config: You do NOT need to touch Kotlin code to change Ad units! Simply paste your IDs into one single strings.xml file, and you are ready to publish.
Technical Details
Language: 100% Native Kotlin
IDE: Designed for the latest Android Studio
Architecture: MVVM (Model-View-ViewModel) utilizing Fragments
Permissions: Fully compliant with Android 13+ Notification and Foreground Service rules