If you are tired of annoying calls or messages: telemarketing spam and robocalls then "Calls Blockade" is your solution. It is very easy and lightweight yet powerful call blocker.
You can also create your own schedulers for blocking calls as per your needs.

✔️ Block calls using blacklist.
✔️ Block unknown numbers.
✔️ Block all numbers.
✔️ Icon in the status bar can be turned off.
✔️ Get notifications of blocking or turn them off.
✔️ "Schedule": specify the time to block calls.
✔️ "Schedule": specify separate time for each blacklisted contact to block calls.
✔️ "Log" of blocking.