the App Do Not Disturb. Call Blocker allows you to block unwanted incoming phone calls while your strong occupation, meeting, night, etc.

Features:

• Management of system device calendar;
• subscriber Status "Busy" when you call your phone number;
• select a particular location to specify the options and settings of unavailability;
• create a white list of contacts on which calls will be always held;
• Different accounts and settings on hours and days of the week.
• Filters for specific accounts and groups simultaneously;
• Option "callbacks";
• Adjusting the ringer volume;
• Enable/disable sound setting to vibrate.