UIQ (Symbian)
MCleaner—Great app to block Call and SMS !
It permits you to set up blacklists and whitelists (A black list is a set of phone numbers that people calling from those numbers can not get through to your phone while a whitelist is a list of people that can always get through).
About program asking you to do something while application starts, you can an enable an option which says never asks again. next time it won't ask you again.
Has a scheduler function that permits you to have different responses based on time of day....
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