Volume Booster MAX, Boost Bass

Volume Booster app helps you increase the volume of any audio file or your favorite video up to 1000%.
Do you have a favorite video, but the sound is badly recorded? Or you want to increase the volume of audio file? Our app will help you fast and safe!
Select a file, the desired volume level, wait 3-10 seconds and your file with increased volume will be ready.
An easy way to increase the volume. Try now!
* Choose from different subscription options. Our standard subscription options are:
1-week Subscription
1-year Subscription
* Subscriptions may be managed by you and auto-renewal may be turned off by going to your Account Settings after purchase.
* Subscription payments will be charged to your iTunes account at confirmation of your purchase and upon commencement of each renewal term. Subscription with a free trial period will automatically renew to a paid subscription. You can cancel your subscription or free trial in the iTunes settings at least 24-hours before the end of the free trial period. The cancellation will take effect the day after the last day of the current subscription period and you will be downgraded to the free service.
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