Apps like PSB Headphones

Here are some great alternatives to PSB Headphones by Bluesound :
Volume Booster-Sound Booster
Volume Booster-Sound Booster
★4.7
Loud Headphones Volume Booster
Loud Headphones Volume Booster
★4.5
Volume Booster for Headphones
Volume Booster for Headphones
★4.6
Headphone Volume Booster
Headphone Volume Booster
★3.5
Safe Headphones: hear clearly
Safe Headphones: hear clearly
★4.6
Headphones Volume Booster
Headphones Volume Booster
★4.5
Sound Booster for Headphones
Sound Booster for Headphones
★4.7
Headphone Control
Headphone Control
★3.7
Disable Headphone-Volume boost
Disable Headphone-Volume boost
★3.4
Listening Device: Live Listen
Listening Device: Live Listen
★4.3
Headphones Loud Volume Booster
Headphones Loud Volume Booster
★4.3
Microsoft Surface
Microsoft Surface
★3.8
Volume booster Sound amplifier
Volume booster Sound amplifier
★4.3
Jaybird
Jaybird
★4.0
Poweramp: Volume Control,Boost
Poweramp: Volume Control,Boost
★3.9
Hearing Remote: Hear Boost EAR
Hearing Remote: Hear Boost EAR
★4.4