Volume Booster - Equalizer aims to improve your smartphone's audio experience by boosting sound beyond the default maximum. It includes a powerful equalizer with various presets, customizable frequency bands, and a bass booster. Users can fine-tune audio settings to enhance sound quality for music, videos, and games.

Yes, Volume Booster - Equalizer is safe when used responsibly. Excessive amplification can potentially harm your device's speakers or hearing. It is recommended to use moderate settings and avoid prolonged exposure to high volume to protect your device's longevity and your hearing health.

No, the core functionalities of Volume Booster - Equalizer do not need an internet connection, allowing offline use. An internet connection may be necessary for initial app download, updates, and accessing certain features such as downloading new presets or themes.

The app is compatible with most audio and media applications on Android and iOS devices. Compatibility can depend on your device's specifications and operating system version. It is advisable to check the app’s compatibility notes on the download page for specific requirements and supported versions.

The app is free to download and use, offering many features at no charge. There may be optional in-app purchases for additional features like premium presets, ad removal, or advanced customization, which are intended to improve the user experience.