Apps like ION Sound XP™

Here are some great alternatives to ION Sound XP™ by ION Audio :
boAt Hearables
boAt Hearables
★4.8
Outlaw Audio Player
Outlaw Audio Player
★4.8
JBL Portable
JBL Portable
★4.6
Volume Booster Lite
Volume Booster Lite
★4.6
Volume Booster, Sound Booster
Volume Booster, Sound Booster
★4.6
Volume Control - Bass Speaker
Volume Control - Bass Speaker
★4.5
Sound Booster・Increase Volume
Sound Booster・Increase Volume
★4.6
Volume Booster
Volume Booster
★4.7
Glow Tunes
Glow Tunes
★5.0
JBL One
JBL One
★4.6
Volume Booster Max
Volume Booster Max
★4.3
SoundSeeder - Synced Music
SoundSeeder - Synced Music
★3.8
Phorus
Phorus
★3.8
Volume Booster - Music Player
Volume Booster - Music Player
★4.6
Bass Volume Booster-Equalizer
Bass Volume Booster-Equalizer
★4.6
Volume Booster: Loud Speaker
Volume Booster: Loud Speaker
★4.4