When you challenge to Settings → iTunes & App Retail outlets, you’ll realize a new toggle on the backside of the display, classified Offload Unused Apps. Environment that transfer to the ON place shall steered iOS to delete hardly ever used apps out of your software in order to make more space for your pictures, movies, paperwork and so on.
This option is disabled via default.
Rightfully so, if I would possibly upload. Had Apple enabled it through default, newbie customers would’ve been surprised finding iOS had deleted their apps for reputedly no obvious explanation why.