HollerID Nametones - Put your phone to work so that when a contact calls you, your phone will literally announce the first name of the caller. An incoming call from a nametone-enhanced contact will no longer require that you grab the phone and read the display. Just listen for the nametone and decide "do I or don't I?"
PhonePlus Callback - Ever get an important call at a bad time? Maybe you're in a meeting or in a rush or in a tough spot in traffic or on a call, when the phone rang with an important call? Well, now you don't have to stop what you're doing or rush out of the meeting to take the call just to say "I'm busy right now. I'll call you right back"
Signal Refresh - If you lose your signal, this app gets it back in one-touch! When this app launches, it quickly refreshes your voice & data/internet signal and then closes itself
ColdCallBlocker (Android) - Automatically reject incoming calls from callers on your personal blacklist, from known cold-calling companies and/or from international callers.
Also includes SMS filtering - a great anti-harassment feature that allows incoming text messages to be automatically deleted from anyone you choose
Don't Disturb Me (DDM) is an application which allows you to turn of the ringer of your Android phone for particular incoming numbers and (if you want) in particular days and/or times. It allows to choose a number from your contacts or to specify manually the number