We have an android voip app but after it goes in background, it gets offline after a few mins. We need it to be always in active list like vippie.
9 freelancers are bidding on average $91 for this job
Our skillful team of designers and intelligent programmers have more than 6 years of experience in this field. We deliver 110% satisfactory quality service.---- Lets discuss on this project. Please check PMB.