Custom Recovery. Cyanogen MOD 6 or 7. (Preferred 7.) LauncherPro (fastest and easiest launcher on the Ascend.) DSP Manager > Headset > Enable Equalizer > Raise all the bars to ten. (CM6 or 7 only.) Dolphin Browser HD. Advanced Task Manager. SaveMMS Pretty basic topic I know but with all of this it keeps my music loud, phone fast, and keeps me happy with my phone.