The hidden trackers in your phone, explained (Q4820)

X-Mode and Cuebiq, which have SDKs in 300 and 180 apps with a location tracking opt-in rate of 55 to 85 percent and 20 to 45 percent, respectively, both told Recode that privacy is and always has been important to them, that they fully comply with privacy laws, and that they believe there is a way to preserve privacy while also getting valuable insights about the data collected.