Below, we're breaking down the 12 apps every iPhone owner should download ... integration with your calendar and cross-platform support. Plus, the iOS app is clean and simple to use.

Apple's latest iOS update - version 18.3.1 - was released on Monday (February 10) and has since been frustrating many iPhone users thanks to changes to one app.

That said, you can continue using iPhones that run iOS 15 safely, and you can still install apps on these older models. However, users who choose not to upgrade the hardware should be aware of ...