Privacy, effectiveness among concerns of robocall-blocking apps, BBB says

If you're one of many Canadians who've considered alternative measures to block robocalls to your smartphone, a consumer agency says you should be aware of the dangers. The Better Business Bureau (BBB) says the amount of robocalls have increased over the past several months and that's making people turn to specialized apps that are meant to filter them out of regular communication. Some of the services are provided by your cell phone company through an additional charge while others are offered