Installing NetGuard was revelation regarding the amount of tracking in most Android apps. You can configure it to block access by default and notify you every time an app attempts a new connection. And it rings all the time. Some software call home at 4am every day, other every hour, some send data to a dozen "analytics" services - services that I never opted-in for, which shows how few apps respect the RGPD. At leas…
Which app?