Call Control is a great app that blocks unwanted calls from your BlackBerry. You can manually "blacklist" numbers, and the app includes a preset list of numbers to block that is generated from user reports. Simply install the app, fire it up and you're good to go. Call Control blocks spam calls, telemarketers and more with no effort on your end. During the current promo you can grab Call Control totally free. You just need to download the lite version from BlackBerry App World, leave a review, and you'll receive a pro license - that's it! For full details check out everycall.us/promo.html.