#1
Volume Booster - Sound Booster - Equalizer FX - Raise High Volume - Loud Speaker - Sound Equalizer
VolumeUp – Volume Booster is able to push the phone volume up higher than the system defaults. Simple, small, colorful, free app to boost your speaker or headphone sound volume. Useful for video/movies, music/audio and all media sound.
#2
Sound Equalizer and Bass Booster - Equalizer Bass Booster - Sound Booster - Volume EQ Virtualizer
Sound Equalizer and Bass Booster Audio Equalizer App Graphic Equalizer with five frequency bands Sound Presets Equalization Preset Music Music Equalizer for Spotify and all the music playes Renew your headphones, Audio and Sound Systems, Hi fi and Car Audio Automatic Volume and Sound Level