ボリュームブースター：サウンドブースター – iPhoneオーディオのフルパワーを解放

Volume Booster: Sound Booster is the all-in-one audio enhancer for boosting, balancing, and customizing your sound experience. With advanced sound control and smart equalizer tools, you can instantly improve volume, clarity, and depth for music, videos, and games. Designed for music lovers and daily listeners, this app delivers powerful sound results and helps you manage all your audio settings in one place. Key Features: BOOST SOUND INSTANTLY - Increase volume with one tap for all media: music, videos, games, alarms, and more. - Enjoy louder, clearer, and richer audio without distortion. BASS BOOSTER & 3D EFFECTS - Add deep bass and immersive 3D surround sound. - Perfect for headphones, Bluetooth devices, and external speakers. ADVANCED EQUALIZER - 10-band equalizer with multiple preset modes. - Adjust treble, mid, and bass frequencies for personalized sound. REAL-TIME VISUALIZER - Beautiful live sound spectrum animations that move with your music. CLEAN AND SIMPLE DESIGN - Intuitive controls for quick and easy sound adjustments. - No complicated setup or root access required. Note: - For the best experience, increase volume at a moderate level to protect your hearing and device performance. **Premium Subscription ** Unlock the full sound experience with Premium access: unlimited equalizer presets, full bass & 3D effects, and advanced customization tools. You can choose: - Weekly Premium (with 3-day free trial) at $4.99/week - Monthly Premium at $9.99/month - Yearly Premium (with 3-day free trial) at $29.99/year Payment & Renewal: - Payment will be charged to your iTunes Account at confirmation of purchase (after the free trial period, if offered). - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours prior to the end of the current period. - You can manage subscriptions and turn off auto-renewal in your Account Settings after purchase. - Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. Privacy Policy: https://sites.google.com/view/eqvolumebooster/privacy-policy Terms of Use (EULA): https://sites.google.com/view/eqvolumebooster/terms-conditions