iOS devices

The Mac operating system is a competitor because iOS is also an operating system by Apple. While they are from the same vendor, iOS is used on mobile, and macOS is used on desktop, creating competition in terms of developer resources and user preferences for certain tasks.

Laptops compete with iOS devices, especially iPads, for productivity and content consumption tasks. Users often choose between an iPad and a laptop based on their specific needs for portability, processing power, and software compatibility.

Windows 10 is a competitor because iOS and Windows compete at the operating system level on user preference and developer resource allocation. While iOS is used on mobile devices and Windows on desktops and laptops, they serve similar functions. They also compete for users within the tablet ecosystem.

Google applications such as Gmail, Google Docs, and YouTube are widely used on iOS devices, complementing the functionality of the operating system by providing alternative productivity, communication, and entertainment tools.

Microsoft Office 365 apps (Word, Excel, PowerPoint, etc.) are commonly used on iOS devices, increasing their utility for productivity. They complement the device's capabilities by providing essential tools for document creation, editing, and sharing.

Microsoft 365 is a subscription service that includes Office apps and cloud services. It is complementary because it is available on iOS and provides office productivity apps and services to the device.