The video below will walk you through the steps to permanently delete any app from your iPhone, including its data stored in iCloud, to ensure a thorough removal process. Watch this video on YouTube.

Method 4: Use a Third-Party App to Bulk Delete Contacts If Apple’s limitations drive you crazy, there are safe, well-rated apps that let you delete multiple or all contacts in just a few taps.

Starting from 99p per month, iCloud syncs your data across all your Apple devices – whether it's photos, videos or documents – to the cloud.