Allows to block incoming calls during very busy periods like meetings, presentations etc.
SMS with specified text will be send to caller when incoming call is rejected.
Fixed small issues.
Updated icons pack
![Busy Signal "The Gambler" - Official Visual [Reggae's Gone Country] - Kenny Rogers Rendition screenshot 4](https://i.ytimg.com/vi/3qwF8aO9MmM/mqdefault.jpg)
9Apps 4.9
