Apple buys ‘indoor GPS’ company WifiSLAM for $20M Apple buys ‘indoor GPS’ company WifiSLAM for $20M appleinsider.com.feedsportal.com/c/33975/f/6161… Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.