<prompt> Translate the following text to EnglishUsimamizi wa Usalama wa Jamii pia hutoa mpangaji wa kustaafu mkondoni na hesabu kusaidia wafanyakazi kuelewa ni kiasi gani wanaweza kutarajia kutoka kwa Usalama wa Jamii chini ya hali tofauti za kustaafu.  <response>: The Social Security Administration also offers an online retirement planner with calculators to help workers understand how much they can expect from Social Security under different retirement scenarios. 