Who doesn't know the unpleasant moment, when your phone goes off in the middle of class or an important meeting, just because you forgot to switch it to silent-mode? Never again with Silent Planner! This useful App lets you create and manage personal Timeframes, in which your phone will switch do silence or vibrate-mode automatically. Features Free-Version: + Create custom Timeframes + Chose between silent and vibrate-mode + Set an occasion + Write a note for each Timeframe Note: If you like this App, check out the Pro Version. It has the function to create recurring Timeframes and will be updated with new cool features regularly.