What is the malfunction with this app. why doesn't it track movement on the selected route like the free version?

534131

{"text":"think I got f^%$ed on this paid format","videos":"[]","link":"{}","pics":"[]","canComment":true}

603652

{"replyTo":"","text":"I don't know why, but mine does. The GPS function works great","replyToPid":0}

666856

{"replyTo":"","text":"I think it just gives you a trucker route not a gps actually","replyToPid":0}

534131

{"replyTo":"","text":"Now you cant navigate unless you pay","replyToPid":0}